SIE_IM_TPS3 01 02 05 16_rev TPS3 11 Internal Users Manual
User Manual: TPS3 11
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UL 1449 4th Edition SPD
usa.siemens.com/spd
TPS3 Internal SPDs
User Manual - USA

• Only qualified licensed electricians should install or service SPDs
• Hazardous voltages exist within SPDs
• SPDs should never be installed or serviced when energized
• Use appropriate safety precautions including Personal Protection Equipment
• Failure to follow these instructions can result in death, serious injury, and/or equipment damage.
• This manual shall be read in entirety prior to installing
Bonding and Grounding Hazard
Verify that the neutral conductor in the service entrance equipment is bonded to ground in accordance with the National
Electrical Code (NEC®) and all applicable codes.
Verify that the neutral terminal (XO) on the secondary side of distribution transformers are grounded to the system ground
in accordance with the NEC® and all applicable codes.
During installation into an electrical system the SPD must not be energized until the electrical system is completely installed,
inspected and tested. All conductors must be connected and functional including the neutral (if required). The voltage
rating of the SPD and system must be verified before energizing the SPD.
Failure to follow these guidelines can lead to abnormally high voltages at the SPD. This may cause the SPD to fail. The
warranty is voided if the SPD is incorrectly installed and/or if the neutral conductor in the service entrance equipment or
downstream of separately derived systems is not bonded to ground in accordance with the NEC®.
Do Not Hi-Pot Test SPDs
Any factory or on-site testing of power distribution equipment that exceeds normal operating voltage such as
high-potential insulation testing, or any other tests where the suppression components will be subjected to higher voltage
than their rated Maximum Continuous Operating Voltage (MCOV) must be conducted with the SPD disconnected from the
power source. For 4-wire systems, the neutral connection at the SPD must also be disconnected prior to performing high-
potential testing and then reconnected after test completion.
Failure to disconnect SPD and associated components during elevated voltage testing will damage the SPD and will void
the warranty.
Hazardous voltage.
Will cause death or serious injury.
Keep Out.
Qualied personnel only.
Disconnect and lock off all power before
working on this equipment.
V DANGER
CONDUCTING DIELECTRIC AND/OR
HI-POTENTIAL TESTING WILL CAUSE
INTERNAL DAMAGE TO TPS3 UNIT.
Do not perform dielectric or high potential
tests with the TPS3 unit installed.
NOTICE
Table of Contents
Introduction .......................................................................................................................... 1
Warning & Safety Information............................................................................................................................................1
Qualified Person ................................................................................................................................................................1
Danger..............................................................................................................................................................................1
Notice ...............................................................................................................................................................................1
Do Not Hi-Pot Test SPDs .....................................................................................................................................................1
Limited Warranty ...............................................................................................................................................................1
Unpacking & Preliminary Inspection...................................................................................................................................1
Storage .............................................................................................................................................................................1
Industry Nomenclature Changes ........................................................................................................................................2
Equipment Performance ....................................................................................................................................................2
Voltage Rating ..................................................................................................................................................................2
General Information .............................................................................................................. 4
Precautionary Statement Regarding SPDs on Ungrounded Systems ....................................................................................4
Overcurrent Protection ......................................................................................................................................................4
System Grounding.............................................................................................................................................................4
Environment .....................................................................................................................................................................4
Audible Noise ....................................................................................................................................................................4
Dead Front Modification Instruction Changes for P1 SPD ....................................................................................................4
P1 Dead Front Knockout Plate Removal Instructions ...........................................................................................................4
TPS3 01 Installation Instructions for: Lighting Panelboards Original P1, P2, P3 ................... 5
Internal Phase Labeling Connections .................................................................................................................................5
TPS3 01 Installation Instructions for: 400/600 Amp S1/S2 & All SE Panels .............................. 6
Internal Phase Labeling Connections .................................................................................................................................6
TPS3 02 Installation Instructions for: Lighting Panelboards Revised P1 ............................... 7
Internal Phase Labeling Connections .................................................................................................................................7
TPS3 05 and TPS3 06 Module Replacement Instructions ..................................................... 9
TPS3 01 and TPS3 06 Module Installation Instructions: MCC ............................................. 10
UL 1283 Required Language Concerning the Installation of EMI Filters .............................................................................10
W Option Suffix: .............................................................................................................................................................10
Operation ............................................................................................................................ 11
TPS3 Control & Diagnostic Display Panel ..........................................................................................................................11
Display Panel with Surge Counter Option .........................................................................................................................11
Dry Contacts Feature .......................................................................................................................................................11
Maintenance ....................................................................................................................... 12
Troubleshooting & Service ...............................................................................................................................................12
Abnormal N-G Voltage Indicators .....................................................................................................................................12
Module Replacement & Service .......................................................................................................................................12
Display Replacement .......................................................................................................................................................12
Preventive Maintenance (Inspection &Testing) .................................................................................................................12
Corrective Maintenance (Repair) ......................................................................................................................................12
Technical Support ...........................................................................................................................................................12
Tables
Table 1: Type Designations ...............................................................................................................................................2
Table 2: Model Number Decoder .......................................................................................................................................3
Table 3: Contents for Installation in Lighting Panelboards Type P1, P2, P3 ..........................................................................5
Table 4: Contents for Installation in 400/600 Amp S1/S2 and all SE Panels .........................................................................6
Table 5: Content for Installation in Lighting Panelboards Revised P1 ..................................................................................7
Figures
Figure 1: SPD Types ..........................................................................................................................................................2
Figure 2: Dead Front Modification Instruction ...................................................................................................................4
Figure 3: 250 AmpMax P1 Panels ......................................................................................................................................5
Figure 4: 400/600 Amp S1/S2 and all SE Panels - TPS3 01 Unit with the NK Accessory Kit ..................................................6
Figure 5: 250 Amp Max Revised P1 Panels .........................................................................................................................7
Figure 6: SPD & Neutral Riser Connection Details for Revised P1 Panels .............................................................................8
Figure 7: P4, P5 and Front Connected Distribution Switchboards .......................................................................................9
Figure 8: Service Section Switchboards and Low Voltage Switchgear .................................................................................9
Figure 9: Installation in an MCC ......................................................................................................................................10
Figure 10: Basic Display - Horizontal ...............................................................................................................................11
Figure 11: Basic Display - Vertical ...................................................................................................................................11
Figure 12: Dry Contact Connection Configuration ...........................................................................................................11
Introduction
Thank you for choosing Siemens TPS3 Surge Protective Device (SPD).
This is a high quality, high energy surge suppressor designed to
protect sensitive equipment from damaging transient overvoltages.
Proper installation is important to maximize performance. Please
follow the steps outlined herein.
This entire user manual should be read prior to beginning
installation. These instructions are not intended to replace national
or local codes. Follow all applicable electrical codes to ensure
compliance. Installation of this SPD should only be performed by
qualified electrical personnel.
All Siemens SPDs are extensively tested in accordance with industry
standards such as ANSI/IEEE C62.41.1, C62.41.2, C62.45, C62.62,
C62.72, UL 1449, UL 1283, IEC 61643, etc.
Warning & Safety Information
This equipment contains hazardous voltages. Death, serious
injury, or property damage can result if safety instructions are not
followed. Only qualified personnel should work on or around this
equipment after becoming thoroughly familiar with all warnings,
safety notices, and maintenance procedures contained herein.
The successful and safe operation of this equipment is dependent
upon proper handling, installation, operation, and maintenance.
Qualified Person
For the purposes of this manual and product labels, a QUALIFIED
PERSON is one who is familiar with the installation, construction,
and operation of this equipment, and the hazards involved. In
addition, he or she has the following qualifications:
(a) Is trained and authorized to energize, deenergize, clear,
ground and tag circuits and equipment in accordance
with established safety practices.
(b) Is trained in the proper care and use of personal protective
equipment (PPE) such as rubber gloves, hard hat, safety
glasses or face shields, flash clothing, etc. in accordance
with established safety practices.
(c) Is trained in rendering first aid.
Danger
For the purposes of this manual and product labels, DANGER
indicates an imminently hazardous situation, which, if not avoided,
will result in death or serious injury.
Notice
For the purposes of this manual and product labels, NOTICE
indicates a potentially hazardous situation which, if not avoided,
could result in damage to the equipment but does not create a
potential for personal injury.
These instructions do not purport to cover all details or variations in
equipment, nor to provide for every possible contingency to be met
in connection with installation, operation or maintenance. Should
further information be desired or should particular problems arise
which are not covered sufficiently for the purchaser’s purposes,
the matter should be referred to the local Siemens sales office.
Do Not Hi-Pot Test SPDs
Any factory or on-site testing of power distribution equipment
that exceeds normal operating voltage such as high-potential
insulation testing, or any other tests where the suppression
components will be subjected to higher voltage than their
rated Maximum Continuous Operating Voltage (MCOV) must
be conducted with the SPD disconnected from the power
source. For 4-wire systems, the neutral connection at the SPD
must also be disconnected prior to performing high-potential
testing and then reconnected after test completion.
Failure to disconnect SPD and associated components during
elevated voltage testing will damage the SPD and will void
the warranty.
Limited Warranty
Siemens warrants its AC Panel protection products against defective
workmanship and materials for 10 years. Liability is limited to the
repair or replacement of the defective product at Siemens’ option.
A Return Material Authorization number (RA#) must be given by
the company prior to the return of any product. Returned products
must be sent to the factory with the transportation charges prepaid.
In addition, the company also warranties unlimited replacement
of modular and component parts within the warranty period
previously described.
The company specifically disclaims all other warranties, expressed or
implied. Additionally, the company is not responsible for incidental
or consequential damages resulting from any defect in any product
or component thereof.
The sales contract contains the entire obligation of Siemens. This
instruction manual shall not become part of or modify any prior
existing agreement, commitment or relationship.
Unpacking & Preliminary Inspection
Inspect the entire shipping container for damage or signs of
mishandling before unpacking the unit. Remove the packing
material and further inspect the unit for any obvious shipping
damages. If any damage was found and is a result of shipping or
handling, immediately file a claim with the shipping company and
forward a copy to your local Siemens sales office.
Storage
The unit should be stored in a clean, dry environment. Storage
temperature is -55ºC (-67ºF) to +85ºC (+185ºF). Avoid exposing the
unit to areas of high condensation. All of the packaging materials
should be left intact until the unit is ready for installation. If the
unit has been stored for an extended period of time, it may be
necessary to clean the unit and make a complete inspection of
the unit prior to installing and placing into service.

Industry Nomenclature Changes
In the late 2000’s, there were significant nomenclature changes
associated with a revision to UL 1449 and 2008 NEC® Article 285.
• The term ‘TVSS’ changed to ‘SPD’
• Types 1, 2 & 3 SPDs were created, as were Type 1 and Type 2
Component Assemblies (Type 1 CA and Type 2 CA) and Type
4 and Type 5 Components
• UL 1449 clamping voltage performance testing changed
from 500A to 3,000A
• UL 1449 added new I nominal testing (In), which consists of
more rigorous duty-cycle testing
• CSA 22.2 No. 269 uses similar, but not identical, methodology
This SPD complies with the latest regulatory actions and is UL
Listed as such.
For further information, please review latest editions of NEC® Article
285, UL 1449 or contact Siemens Tech Support at (888) 333-3545.
Siemens TPS3 SPDs have the following Type designations
Table 1: Type Designations
SIEMENS TPS3 SERIES TYPE RATING
TPS3 01 & L1 Type 1 Component Assembly
TPS3 02 & L2 Type 1 Component Assembly
TPS3 05 & L5 Type 1
TPS3 06 & L6 Type 1 Component Assembly
For further information, please review latest editions of NEC® Art.
285, UL 1449, contact your local Siemens sales office or contact
Siemens TPS Tech Support at (888) 333-3545.
Equipment Performance
As SPDs sense overvoltage, they create a momentary internal
short circuit, thereby redirecting harmful surge energy to earth
ground. SPDs are capable of repeating this function repeatedly.
For optimum protection, staged surge suppression should be
implemented at the service entrance and all other distribution or
panelboard locations feeding sensitive equipment.
Voltage Rating
Prior to installing the TPS3 SPD, verify that the unit has the
correct voltage rating for the equipment installed by checking the
nameplates of both the equipment and TPS3 module. The service
type should match the intended power source. See Table 2 on the
following page for voltage applications.
NEC® Article 285 & UL 1449-4
SPD Types: Types 1, 2, & 3
Based on Location within electrical distribution system
(also coincides with ANSI/IEEE C62.41.2 - 2002 Categories C, B & A)
Figure 1: SPD Types

TPS Series Description
TPS3 01 SPD for “Original P1”, P2, P3 Lighting and Power Distribution Panelboards, MCC and Busway
TPS3 L1 10 Mode SPD for SPD for “Original P1”, P2, P3 Lighting and Power Distribution Panelboards, MCC and Busway
TPS3 02 SPD for “Revised P1” Lighting Panelboard
TPS3 L2 10 mode SPD for “Revised P1” lighting Panelboard
TPS3 05 SPD for P4 & P5 Panelboards and Distribution Switchboards
TPS3 L5 10 Mode SPD for P4 & P5 Panelboards and Distribution Switchboards
TPS3 06 SPD for SB1, SB2, SB3, Type RCS Switchboards, MCC and Busway
TPS3 L6 10 Mode SPD for SB1, SB2, SB3, Type RCS Switchboards, MCC and Busway
Table 2: Model Number Decoder
Voltage Codes TPS3 01 TPS3 L1 TPS3 02 TPS3 L2 TPS3 05 TPS3 L5 TPS3 06 TPS3 L6
A = 240/120V Split Phase 1Ø, 3W Plus Grnd (Fig 1) √√√√√√√√
B = 240/120V 3Ø, High Leg Delta (B High) (Fig 3) √√√√√√√√
C = 208Y/120V 3Ø, 4W Plus Grnd (Fig 2) √√√√√√√√
D = 240V 3Ø, 3W Plus Grnd (Fig4) √√√√
E = 480Y/277V 3Ø, 4W Plus Grnd (Fig 2) √√√√√√√√
F = 480V 3Ø, 3W Plus Grnd (Fig 4) √√√√
G = 600V 3Ø, 3W Plus Grnd (Fig 4) √√√√
K = 380Y/220V 3Ø, 4W Plus Grnd (Fig 2) √√√√√√√√
L = 600Y/347V 3Ø, 4W Plus Grnd (Fig 2) √√√√
S = 400Y/230V 3Ø, 4W Plus Grnd (Fig 2) √√√√√√√√
Surge Current Rating TPS3 01 TPS3 L1 TPS3 02 TPS3 L2 TPS3 05 TPS3 L5 TPS3 06 TPS3 L6
10 = 100kA per phase √√√√
15 = 150kA per phase √√√√√√√√
20 = 200kA per phase √√√√
25 = 250kA per phase √√√√
30 = 300kA per phase √√√√√√√√
40 = 400kA per phase √
45 = 450kA per phase √ √
50 = 500kA per phase √
Option Code / Description TPS3 01 TPS3 L1 TPS3 02 TPS3 L2 TPS3 05 TPS3 L5 TPS3 06 TPS3 L6
X = Surge Counter √√√√√√√√
W = Terminal Lugs (for circuit breaker connection)
- used with P1, P2, P3 panels only √√√√
B = Busway Application √ √ √ √
M = MCC Application √ √ √ √
Figure 1
SPLIT
2 Hots, 1 Neu, 1 Grnd
Hot (BLK)
Hot (BLK)
Neutral (WHT)
V
V
}
}
Ground (GRN)
Figure 2
WYE
3 Hots, 1 Neu, 1 Grnd
}
Phase A (BLK)
Phase B (BLK)
Neutral (WHT)
Phase C (BLK)
Ground (GRN)
A
C
N
V
B
Figure 3
HI-LEG DELTA (B High)
3 Hots, (B HIGH),
1 Neu, 1 Grnd
Phase A (BLK)
Phase B (ORNG)
Neutral (WHT)
Phase C (BLK)
Ground (GRN)
}
V
Figure 4
DELTA & HRG WYE
3 Hots, 1 Grnd
Phase A (BLK)
Phase C (BLK)
Phase B (BLK)
Ground (GRN)
}
V
- Example: TPS3C0120X0 = SPD for a 208/120V panelboard with a surge current
capacity of 200 kA per phase and a surge counter option
Catalog # TPS3
Default TPS Series
Description
Voltage
Code
Surge
Current
Rating
Option
Codes

General Information
This device features internal overcurrent and overtemperature
protection that will disconnect affected surge suppression
components at the end of their useful life, but will maintain power
to the load – now unprotected. If this situation is undesirable for
the application, follow these instructions for servicing or replacing
the device.
Service of this unit consists of replacing the internal module and/
or display assembly.
There are no user-serviceable parts inside the replaceable module.
Do not attempt to disassemble the module as it stores charge.
Precautionary Statement Regarding SPDs on Ungrounded
Systems
Caution – Ungrounded systems are inherently unstable and can
product excessively high line-to-ground voltages during certain
fault conditions. During these fault conditions, any electrical
equipment including an SPD, may be subjected to voltages which
exceed their designed ratings. This information is being provided to
the user so that an informed decision can be made before installing
any electrical equipment on an ungrounded power system.
Overcurrent Protection
The TPS3 SPD unit draws very little current under normal operation
and will only conduct current for a very brief duration upon
encountering a transient surge. The TPS3 unit contains overcurrent
and thermal protection to protect against abnormal overvoltage
conditions.
System Grounding
An equipment grounding conductor must be used on all electrical
circuits connected to the SPD.
For the best performance, use a single point ground system where
the service entrance grounding electrode system is connected to
and bonded to building steel, metallic piping, driven rods, etc.
(NEC® and IEEE Std 142-2007 are appropriate standards).
For sensitive electronics and computer systems, ground impedance
should be as low as possible. When metallic raceway is used
as an additional grounding conductor, an insulated grounding
conductor should be run inside the raceway and sized per the
NEC®. Adequate electrical continuity must be maintained at all
raceway connections. Do not use isolating bushings to interrupt
a metallic raceway run.
A separate isolated ground for the SPD is NOT recommended
because it may isolate the SPD from the rest of the electrical system,
thus decreasing performance. Proper equipment connections to
grounding system and ground grid continuity should be verified via
inspections and tested on a regular basis as part of a comprehensive
electrical maintenance program.
On 4-Wire Power Systems, neutral to ground bonding (Main
Bonding Jumper) must be installed per the NEC®. Failure to do so
WILL damage SPDs.
Environment
The unit is designed to operate inside the equipment in a room
ambient temperature range of: -40ºC (-40ºF) to +60ºC (+140º F)
with relative humidity of 0%-95% (non-condensing).
Audible Noise
The SPD’s background noise is negligible which permits installation
within the equipment in almost any room.
Dead Front Modification Instruction Changes for P1 SPD
The TPS3 unit requires a dead front opening to display its face
plate. Remove any installed cover from a dead front opening
at the TPS3 module location. If there is no dead front opening,
follow the instructions in Fig. 2 to create an opening by removing
a knockout plate.
P1 Dead Front Knockout Plate Removal Instructions
Stand the removed dead front on the floor with the plate to be
removed in the upper position, as shown below. Grasping the upper
edge of the dead front, press the cover plate out of the cutout.
Figure 2: Dead Front Modification Instruction

TPS3 01 Installation Instructions for: Lighting Panelboards Original P1, P2, P3
Table 3: Content for Installation in Lighting
Panelboards P1, P2, P3
Item Description Qty.
1 TPS3 (See Page 2, Table 1) 1
2 #10-32 x 1/4 Slotted Hex Thread Forming Screw 4
3 1/4-20 Hex Head SEMS Assembly 3
4 #10-24 Slotted Hex Thread Forming Screw 2
5 #10-32 x 5/8 Slotted Hex Thread Forming Screw 4
If model number includes W option suffix, additional
instructions follow:
The following instructions are for the installation of the Siemens
TPS3 01 and L1 SPD modules in Siemens Original P1, P2 and P3
lighting panelboards. Be aware of differences between the Revised
P1 and Original P1 panelboards. SPDs for Original P1 and Revised
P1 are not interchangeable. Original P1 panelboards use TPS3 01 or
L1 SPDs, whereas Revised P1 panelboards use TPS3 02 or L2 SPDs.
To determine if a customer has a Revised P1 panel – look at the
part number of the interior. If the part number ends with “N” or
“T” then it is a Revised P1. If it does not end in either “N” or “T”
then it is an Original P1 panel. For example: P1E42MC250A is an
Original P1 panel and P1E42MC250AT is a Revised P1 panel. If it is
a Revised P1 panel ending in “N” – then there is no Subfeed space
and no place for an SPD to be installed internally.
Figure 3: 250 Amp Max P1 Panels
Determine the mounting location of the TPS3 in the distribution
equipment. If it is to be mounted in the top of the distribution
equipment or relocated after installation, internal phase
labeling connections must be changed to ensure proper
diagnostic board indication. These modifications should be
made prior to installation. If the TPS3 module is field installed in
the bottom, or if it is mounted in a factory assembled panelboard,
the internal phase label connections are correct as shipped.
Internal Phase Labeling Connections
A single 14 wire ribbon cable is attached to the display pcb. When
the ABC phase sequence changes to CBA, the single connector
is removed from the normal “ABC” jack and installed in the jack
labeled “CBA”.
Lock off all power supplying this equipment before working on it.
Remove the trim and dead front, then Remove the two (2) dead
front supports.
Position the TPS3 unit on the panel base rail so that the TPS3 neutral
connector is in front of the panel neutral and the phase tabs are
behind the interior bus. Slide the unit toward the interior until the
four mounting holes line up with the four holes in the base rail.
Note: If a neutral lug is mounted in the position where the TPS3
neutral connection is made, it must be moved to one of the three
remaining neutral lug positions prior to TPS3 installation.
Attach the TPS3 unit (item 1) to the base rail using four (4) of the
#10-32 slotted hex washer head thread forming screws (item 2)
provided as shown in Figure 3.
Fasten unit to the main bus using the 1/4-20 hex head (with
captive washer) assembly machine screws (item 3) provided. Do
not tighten at this time.
Fasten TPS3 neutral to panel neutral using two (2) #10-24 slotted
hex washer head thread forming screws (item 4).
If the four (4) interior leveling screws are not already installed
four (4) additional screws (item 5) are provided for installation
to ensure proper ground path for TPS3 module.
Torque all connections to the values as specified on the installation
and maintenance instruction label affixed to the rear of the dead
front.
Replace dead front supports by installing screws, finger tight. Then
tighten with tool. Replace trim.
SIEMENS
Sentron TPS
Deadfront
Support
1
3
2
4
5
Hazardous voltage.
Will cause death or serious injury.
Keep Out.
Qualied personnel only.
Disconnect and lock off all power before
working on this equipment.
V DANGER
CONDUCTING DIELECTRIC AND/OR
HI-POTENTIAL TESTING WILL CAUSE
INTERNAL DAMAGE TO TPS3 UNIT.
Do not perform dielectric or high potential
tests with the TPS3 unit installed.
NOTICE

Table 4: Contents for Installation in 400/600 Amp S1/S2
and all SE Panels
Item Description Qty.
1 TPS3 (See Page 2, Table 1) 1
2 1/4-20 Hex Head SEMS Assembly 3
3 10-24 Head Thread Forming Screw 6
4 TPS3 Neutral Connection Point -
5 TPS3 Mounting Bracket 1
6 Phase Connectors 3
7 1/4" Carriage Bolt 3
8 1/4" Belleville Washer Nut 3
TPS3 01 Installation Instructions for: 400/600 amp S1/S2 and All SE Panels
If model number includes W option suffix, additional
instructions follow:
Note that this installation is very similar to TPS3 used in S3
Panels except that the neutral connector is wired rather than
pigtailed and the neutral connector is at line end of the panel.
The following instructions are for the installation of Siemens TPS3
01 and L1 SPD modules in Siemens 400/600 amp S1/S2 and all
SE Panels. All hardware is supplied for complete installation of
the TPS3 module.
Figure 4: 400/600 Amp S1/S2 and all SE Panels -
TPS3 01 Unit with the NK Accessory Kit
Determine the mounting location of the TPS3 in the distribution
equipment. If it is to be mounted in the top of the distribution
equipment or relocated after installation, internal phase labeling
connections must be changed to ensure proper diagnostic board
indication.
These modifications should be made prior to installation. If the
TPS3 module is field installed in the bottom, or if it is mounted in a
factory assembled panelboard, the
internal phase label connections
are correct as shipped.
Internal Phase Labeling Connections
A single 14 wire ribbon cable is attached to the display pcb. When
the ABC phase sequence changes to CBA, the single connector
is removed from the normal “ABC” jack and installed in the jack
labeled “CBA”.
Lock off all power supplying this equipment before working on
it. Remove the trim and dead front.
Install the mounting bracket (Item 5) to the base rail as shown
in Figure 3 using two (2) of the #10 thread forming screws
(item 3).
Position the TPS3 unit on the panel base rail so that the phase
tabs are on top of the interior bus and the four mounting holes
line up with the two holes in the base rail and the two holes in
the mounting bracket.
Attach the TPS3 unit (item 1) to the base rail using four (4) of
the #10 slotted hex washer head thread forming screws (item 3)
provided as shown in Figure 4.
Fasten unit to the main bus using the phase connectors (item 6).
The connectors will be attached to the unit with three (3) 1/4"
hex head SEMS assemblies (item 2) provided. Then they will be
connected to the interior with three (3) 1/4" carriage bolts and
three (3) belleville washer nuts (items 7 & 8). Do not tighten at
this time.
Fasten TPS3 neutral to panel neutral at the neutral connection
point (item 4).
Torque all connections to the values as specified on the installation
and maintenance instruction label affixed to the rear of the dead
front.
Replace dead front and trim.
Hazardous voltage.
Will cause death or serious injury.
Keep Out.
Qualied personnel only.
Disconnect and lock off all power before
working on this equipment.
V DANGER
CONDUCTING DIELECTRIC AND/OR
HI-POTENTIAL TESTING WILL CAUSE
INTERNAL DAMAGE TO TPS3 UNIT.
Do not perform dielectric or high potential
tests with the TPS3 unit installed.
NOTICE

TPS3 02 Installation Instructions for:
Lighting Panelboards Revised P1
If model number includes W option suffix, additional instructions
follow:
The following instructions are for the installation of the Siemens
TPS3 02 and L2 SPD modules in Siemens Revised P1 lighting
panelboards. Be aware of differences between the Revised P1 and
Original P1 panelboards. SPDs for Original P1 and Revised P1 are
not interchangeable. Original P1 panelboards use TPS3 01 or L1
SPDs, whereas Revised P1 panelboards use TPS3 02 or L2 SPDs.
To determine if a customer has a Revised P1 panel – look at the
part number of the interior. If the part number ends with “N” or
“T” then it is a Revised P1. If it does not end in either “N” or “T”
then it is an Original P1 panel. For example: P1E42MC250A is an
Original P1 panel and P1E42MC250AT is a Revised P1 panel. If it is
a Revised P1 panel ending in “N” – then there is no Subfeed space
and no place for an SPD to be installed internally.
All hardware is supplied for complete installation of the TPS3
module. See page 3, Table 2 for Catalog numbers.
Figure 5: 250 Amp Max Revised P1 Panels
Determine the mounting location of the TPS3 in the distribution
equipment. If the TPS3 module is field installed in the bottom, or if
it is mounted in a factory assembled panelboard, the internal phase
label connections are correct as shipped. If mounted in the top
of the distribution equipment or relocated after installation,
internal phase labeling connections must be changed to ensure
proper diagnostic board indication. These modifications should
be made prior to installation.
Internal Phase Labeling Connections
A single 14 wire ribbon cable is internally attached to the display
pcb. Display board must be removed with 4 black phillips screws.
When the ABC phase sequence changes to CBA, the single connector
is removed from the normal “ABC” jack and installed in the jack
labeled “CBA”.
Lock off all power supplying this equipment before working on it.
Remove the trim and dead front. If SPD is hard-buss connected to
busses: (If connected through breaker, see W option instructions
on page 10)
Attach Connectors (items 5, 6 & 7) to outboard and center Phase
buss bars using ¼”-20 x ½” slotted machine screws (item 3). Each
Connector is Phase specific. Refer to Figures 5 & 6 (top right) for
orientation. For 400A use inner holes on outer phases and center
hole on center phase. Machine screws thread into the Connector
mounted below the buss bar. Do not tighten at this time.
Position the TPS3 unit (item 1) on the panel base rail so that the
TPS3 neutral connector is in front of the panel neutral and the
phase tabs are above the Connectors. Slide the TPS3 unit toward
the interior until the four mounting holes line up with the four
holes in the base rail.
Attach the TPS3 unit to the base rail using four (4) of the #10-24
x 9/16” slotted hex washer head thread forming screws (item 2)
provided as shown in Figures 5 and 6 (top right).
1
2
2
2
10
13
11
12
4
8
13
2
Item Description Qty. Torque Value
1 TPS3 (See Page 3, Table 2) (SPD) 1
2#10-24 x 9/16” Slotted Hex Thread
Forming Screw (Bus rail mounting Screws) 7 30 lb-in
31/4-20 x 1/2” Slotted Hex Head
Machined Screw (busbar connection) 3 72 lb-in
41/4-20 x 5/8 Hex Head Machined
Screw (busbar connection) 1* 72 lb-in
5 Connector Outboard Phase 1
6 Connector Center Phase 1
7 Connector Outboard Phase 1
8 Neutral Jumper 1*
9Nut ¼-20 SEMS 1*
10 Neutral Riser Support 1*
11 #10-16 x ½” Type BT Slotted
Hex Thread Forming Screw 1* 15 lb-in
12 Neutral Riser 1*
13 5/16”-18 x ½” Slotted Hex Thread
Forming Screw 2* CU - 72 lb-in
AL - 108 lb-in
Phase
connection)
Machined
Table 5: Content for Installation in Lighting Panelboards
Revised P1
Parts with asterisk (*) not included in Delta units having no neutral.
Hazardous voltage.
Will cause death or serious injury.
Keep Out.
Qualied personnel only.
Disconnect and lock off all power before
working on this equipment.
V DANGER

3
3
56
7
Buss Connector Detail
250 Amp 54 Circuit 250 Amp 66 Circuit
250 Amp 42 Circuit
250 Amp 18 Circuit
* Note bolt
location
differences of
neutral riser
depending
on number of
circuits.
Figure 6: SPD & Neutral Riser Connection Details for Revised
P1 Panels
Fasten TPS3 unit’s Phase tabs to the Connectors using three (3) of
the #10-24 x 9/16” slotted hex washer head thread forming screws
(item 2). Do not tighten at this time.
If panel is equipped with a neutral conductor:
• (250A only, not required for 400A) Install Neutral Riser Support
(item 10) per Figure 5 using #10-16 x ½” Type BT Slotted Hex
Thread Forming Screw (item 11). Do not tighten at this time.
• Attach Neutral Jumper (item 8) to top side of TPS3 (item 1)
neutral tab with ¼-20 x 5/8” machine screw (item 4) and ¼”-20
SEMS nut (item 9). Do not tighten at this time. (400A panels
only: rotate neutral jumper so single-hole end lands on SPD
neutral to ensure proper height and fitment. Use (1) 5/16” - 18
slotted hex thread forming screw (item 13) to connect other
end of neutral jumper to existing neutral bussing.)
• (250A only, not required for 400A) Install Neutral Riser (item
12) per Figure 5. Use two (2) 5/16”-18 Slotted Hex Thread
Forming Screws (item 13) to connect one end of Neutral Riser
to existing Neutral Bussing provided with panel and other
end of Neutral Riser to Neutral Riser Support.
Torque all connections to the values as specified on the installation
and maintenance instruction label affixed to the rear of the dead
front.
Replace trim and deadfront.
1
2
2
4
13
400 Amp Panels
NOTE ORIENTATION
OF NEUTRAL CONNECTOR
8

NOTE: TPS3 05 unit may be replaced only if supplied with an
internal disconnect.
Lock off all power supplying this equipment before working on it.
Open unit door and turn the internal disconnect to the off position.
Remove the neutral lug wire from the disconnect switch.
Remove the phase lug wires from the TPS3 05 unit.
Remove the TPS3 05 unit and discard properly.
Replace unit with the new TPS3 05 unit.
Attach the phase lug wires to the correct phase on the TPS3 unit.
Attach the neutral wire back to the disconnect switch.
Torque all connections to the values as specified on the installation
and maintenance instruction label affixed to the rear of the dead
front.
Do not over torque disconnect switch connections as they will fail.
Turn the internal disconnect back to the on position.
Close unit doors before reenergizing.
TPS3 05 and TPS3 06 Module Replacement Instructions
The following instructions are for the replacement of Siemens
TPS3 SPD module in Siemens TPS3 05 unit.
Figure 6: P4, P5 & Front Connected Distribution Switchboards
NOTE: TPS3 06 unit may be replaced only if supplied with an
internal disconnect.
Lock off all power supplying this equipment before working on it.
Open unit door and turn the internal disconnect to the off position.
Remove the neutral lug wire from the disconnect switch.
Remove the phase wires from the TPS3 06 unit lugs.
Remove the TPS3 06 unit with the panel and diagnostics display
and discard properly.
Replace units with the new TPS3 06 units.
Attach the phase lug wires to the correct phase on the TPS3 06 unit.
Attach the neutral wire back to the disconnect switch.
Torque all connections to the values as specified on the installation
and maintenance instruction label affixed to the rear of the dead
front.
Do not over torque disconnect switch connections as they will fail.
Turn the internal disconnect back to the on position.
Close unit doors before reenergizing.
The following instructions are for the replacement of Siemens
TPS3 SPD module in Siemens TPS3 06 unit.
Figure 7: Service Section Switchboards & Low Voltage
Switchgear
Hazardous voltage.
Will cause death or serious injury.
Keep Out.
Qualied personnel only.
Disconnect and lock off all power before
working on this equipment.
V DANGER
CONDUCTING DIELECTRIC AND/OR
HI-POTENTIAL TESTING WILL CAUSE
INTERNAL DAMAGE TO TPS3 UNIT.
Do not perform dielectric or high potential
tests with the TPS3 unit installed.
NOTICE

TPS3 01 and TPS3 06 Module
Installation Instructions: MCC
Figure 8: Installation
in an MCC
The following instructions are for the replacement of Siemens
TPS3 SPD module in a TIASTAR MCC.
This unit is intended for custom factory installation during MCC
manufacture. Unit must be removed from the MCC or withdrawn
to the TEST position. Familiarize with the TPS and MCC mounting
hardware-mount in gear such that the leads are as short and
straight as possible without distorting the stab assembly. Failure
to do so will result in decreased performance.
Diagnostic Display Connected via Ribbon Cable – to be mounted
in a suitable location such that the display is visible to user and/
or protected via an access door.
A successful installation includes:
• Meets all national and local codes.
• Mount TPS as close as possible to electrical connection.
• Ensure leads are as short and straight as possible.
• Gently twist or tie-wrap conductors together wherever possible.
• Ensure that N-G bonding hazard warning label is attached to
TPS as reminder to installing contractor.
• Ensure all power is off and unit is deenergized.
• Verify that TPS and intended voltage are correct.
• Install #6 conductor leads to phase, neutral and ground connections.
• Mount Diagnostic Display at appropriate location.
• Connect ribbon cables from Diagnostic Display to circuit board
on Main TPS Backplane Assembly.
• Connect to the Dry Contact terminal block if appropriate.
Before bench testing
• Ensure test voltage is appropriate and grounded Wye system
– Failure to ensure reference to ground will fail unit.
• Ensure unit is touch safe and that all appropriate enclosures
are secure.
• Do not Hi-Pot test SPDs.
• Do not bench test using ungrounded system – must be
grounded Wye system.
Confirm that all LEDs are green and that touchpads on display
operate correctly.
UL 1283 required language concerning the installation of
EMI Filters
a) An insulated grounding conductor that is identical in size and
insulation material and thickness to the grounded and ungrounded
circuit supply conductors, except that it is green with or without
one or more yellow stripes, is to be installed as part of the circuit
that supplies the filter. Reference should be made to Table 250-
122 of the National Electrical Code regarding the appropriate size
of the grounding conductor.
b) The grounding conductor mentioned in item a is to be grounded
to earth at the service equipment or other acceptable building
earth ground such as the building frame in the case of a high-rise
steel-frame structure.
c) Any attachment-plug receptacles in the vicinity of the filter are
to be of a grounding type, and the grounding conductors serving
these receptacles are to be connected to earth ground at the service
equipment or other acceptable building earth ground such as the
building frame in the case of a high-rise steel-frame structure.
d) Pressure terminal or pressure splicing connectors and soldering
lugs used in the installation of the filter shall be identified as
being suitable for the material of the conductors. Conductors of
dissimilar metals shall not be intermixed in a terminal or splicing
connector where physical contact occurs between dissimilar
conductors unless the device is identified for the purpose and
conditions of use.
Additional instructions for TPS3 01 & L1, 02 & L2 SPDs including:
W Option Suffix:
The W option includes repositioned phase connection tabs
that allow for wire connections to a circuit breaker within the
panelboard. This differs from non-W models, which bolts directly
to bus bars.
The circuit breaker serves as a disconnector device and overcurrent
protection to the connecting conductors. The TPS3 SPD includes
internal overcurrent and overtemperature protective equipment.
The breaker does not provide overcurrent protection to the SPD.
Recommended breaker and conductor size is 60A with a 6 AWG
conductors. Other combinations are possible. Terminal lugs will
accept 2-14 AWG. Breaker size should be at least 20A. All applicable
codes must be followed.
Circuit breaker MUST be located immediately adjacent to SPD
to minimize lead lengths. Move or adjust breaker positions as
appropriate. Every effort must be taken to reduce lead lengths.
Failure to install short leads will degrade SPD performance.
Install appropriate circuit breaker in panelboard.
Hazardous voltage.
Will cause death or serious injury.
Keep Out.
Qualied personnel only.
Disconnect and lock off all power before
working on this equipment.
V DANGER
CONDUCTING DIELECTRIC AND/OR
HI-POTENTIAL TESTING WILL CAUSE
INTERNAL DAMAGE TO TPS3 UNIT.
Do not perform dielectric or high potential
tests with the TPS3 unit installed.
NOTICE

Operation
TPS3 surge protective devices require minimal attention after
installation. TPS3’s contain diagnostic circuits which monitor the
suppressor's status continuously and automatically. All phase
indicators and controls are located on the display panel of the unit.
Display panels are formatted either for horizontal or for vertical
mounting orientation as required for each application.
TPS3 Control & Diagnostic Display Panel
TPS3’s are equipped with a status indicating LED for each phase
on the panel. When all LED's are green, the suppressor is on-line
and functioning properly. If a fault condition occurs, the audible
alarm will sound, the Red Service LED will illuminate and the
LED representing the affected phase will extinguish, indicating
that the unit needs service. The audible alarm can be silenced
by pressing ALARM SILENCE on the touchpad. The audible alarm
and Dry Contact can be tested by depressing TEST. If a fault alarm
occurs, see Corrective Maintenance (Testing and Repair) for further
information.
Display Panel with Surge Counter Option
The surge counter option provides a means to display the total
number of transient voltage surge events since the counter was
last reset. The counter includes Eprom memory, which retains
counter memory in the event of a power loss. The RESET touchpad
will reset the counter to zero. The COUNT touchpad increments
the counter by one (1) and tests the circuitry for proper operation.
If a fault alarm does occur, see Corrective Maintenance (Testing
and Repair) for further information.
Phase A, B & C: Green LED indicators—one per phase. Green is
good. Extinguished green LED indicates loss of protection. Every
suppression element in this SPD is monitored. N-G suppression
element monitoring is logic-connected to Phase A.
Service LED (red): LED illuminates in the event of problems. This
indicator is logic-connected to the Phase LEDs. Should a Phase
LED go out, the Service LED will illuminate and the Audible Alarm
will sound.
Test: Tests red Service LED and Audible Alarm, and changes state
of Dry Contacts.
Alarm Silence: Turns Audible Alarm off. (Alarm is deactivated
when the Silence LED is illuminated.)
Surge Counter Count: (if equipped) Increments optional surge
counter by one (+1).
Surge Counter Reset: (if equipped) Resets optional surge counter
to zero (0).
Figure 9: Display - Horizontal
(Shown with Surge Counter)
Figure 10: Display - Vertical
(Shown with Surge Counter)
Dry Contacts Feature
TPS3 01, 05, and 06 units are equipped with dry contacts. This
feature provides Normally Open (N.O.) and Normally Closed (N.C.)
circuits, which can be used for remote indication of a failed transient
voltage surge suppressor. There is only one dry contact output
consisting of two electrically isolated sets of NC-C-NO contacts.
This dry contact output changes from "normal" to "alarm" if any
problem occurs inside the SPD (i.e.: loss of power to any phase, any
thermal protector inside the SPD opens, or any fuse inside the SPD
opens). The dry contact terminal block is located on the back of
the module, opposite side of bus tabs. This connector is designed
for low voltage or control signals only. Maximum voltage should
not exceed 240 volts and maximum current should not exceed
5 amperes. These contacts may be used to provide a signal to an
emergency management system or computer interface board.
The relay contact pin arrangement is outlined in the table below.
The Normally Closed (N.C.) configuration is recommended because
it will detect a wiring defect, such as a cut wire(s), where Normally
Open (N.O.) will not.
Figure 11: Dry Contact Connection Configuration
NO
DRY CONTACTS
NCNC C NOC
Prior to installing SPD, install, rotate and tighten box lug terminals
to the top of the SPD phase connection tabs, pointing toward
breaker location.
Mount the SPD using supplied hardware, per previous instructions.
Connect the neutral connection by wire or bracket as appropriate.
Install conductors: Identify each panelboard buss as Phase A, B
and C. When the SPD is installed, the SPD’s Phase Tabs will have
near proximity above energized panelboard busses. The SPD’s
phase connections must correspond to buss phases. Connect
conductors from the SPD’s Phase Tabs to corresponding circuit
breaker connections. For example, when energized, the SPD Phase
Tab for Phase A must be located above the panelboard buss for
Phase A. The SPD Phase Tab for Phase B must be located above
the panelboard buss for Phase B. The SPD Phase Tab for Phase C
must be located above the panelboard buss for Phase C.
Conductors must be as short and straight as possible. Use gentle
radius on any bends. Do not kink wires. Prevent wires from
encroaching breaker locations.
Torque all connections to the values specified on the installation and
maintenance instruction label affixed to the rear of the dead front.
Replace dead front supports and trim.
Energize breaker and confirm proper SPD operation.
Maintenance
SPDs require minimal maintenance. Periodic inspection of
diagnostic LED indicators ensures proper operation. Clean SPD
as appropriate.
Troubleshooting & Service
Please contact TPS Technical Support at 1.888.333.3545 for
service related issues.
Quality SPDs are designed and tested to withstand severe duty.
However, there are various electrical anomalies against which
SPDs cannot protect. These are generally Sustained Overvoltages
also known as Temporary Overvoltages (TOVs). In this context,
Sustained Overvoltages may be only a few cycles. Failed SPDs tend
to be symptoms, not root causes. There may be larger issues at play.
Regardless of cause, SPDs attempt to protect their load until failure.
Bonding or reference to ground problems are the root cause of
many SPD problems. If the SPD shows problems on startup, there
is reasonable chance of bonding/grounding/misapplication issue.
Such problems permanently damage the SPD. If not corrected,
SPD problems will reoccur.
Tip: Visually confirm N-G bonding. Be aware that a
voltmeter measuring N-G can be misleading. For example,
N-G voltage could read 0V because neutral and ground
are at the same potential purely by happenstance, not
because they are bonded. Visually confirm bonding.
Tip: Experience indicates that regulation-challenged
generators can cause Sustained Overvoltages, as well
as ungrounded generators, and/or usual load transfer
systems.
Abnormal N-G Voltage Indicators
This SPD include N-G voltage indicators. If the SPD detects excessive
N-G voltage, the Red Service LED will blink and the Audible Alarm
will cycle. This condition requires immediate attention as the SPD
will fail.
Incorrectly bonded distribution systems damage SPDs. If the XO
or N-G bonding jumper is not installed, the electrical system has
no reference to ground. It becomes an ungrounded system. Please
see previous section regarding SPDs on ungrounded systems. Such
systems are known to eventually produce abnormally high L-G
voltages. SPDs will attempt to chase this system-level overvoltage
abnormality until the SPD fails. This effect is accelerated on Wye
systems where SPDs are designed for grounded systems. (SPDs
for ungrounded systems generally have higher MCOV to allow for
L-G voltage fluctuations.) Failures of this nature are not defects
in the SPDs workmanship or material. This is an installation error
and is not covered by warranty.
A differential voltage circuit monitors neutral to ground voltage.
When N-G voltage becomes excessive, an amplifier energizes a
resistor. Eventually, that resistor will overheat and cause thermally
sensitive shrink wrap to shrink around the resistor. This does not
occur on transient or instantaneous N-G overvoltages. When
the SPD is deenergized, the shrink wrap covered resistor can be
accessed by qualified personnel under the display plate cover.
Module Replacement & Service
The module is field replaceable. Service should only be performed
by qualified persons. Deenergize SPD, confirm with appropriate
measurement equipment and discharge internal capacitance
to ground. Mark locations and carefully disconnect diagnostic
cables, contacts, connecting conductors, etc. Unbolt module from
backplane. Reinstall in reverse.
There are no user serviceable parts inside the module. Disassembly
is not permitted.
Modules may be returned to the factory for factory service,
qualification and return. Please contact factory at 1.888.333.3545
for assistance.
Display Replacement
The display is field replaceable. Service should only be performed
by qualified persons. Deenergize SPD, confirm with appropriate
measurement equipment and discharge internal capacitance to
ground. Mark locations and carefully disconnect diagnostic cables,
contacts, connecting conductors, etc. Unbolt display and replace.
Reinstall in reverse.
Note that a sealing gasket between the display and the enclosure is
a key component ensuring weather resistance. Replace the gasket
whenever the display is removed.
Preventive Maintenance (Inspection & Testing)
Inspection of the TPS3 SPD unit should be performed periodically,
to maintain reliable system performance and continued transient
voltage surge protection. The large variations in operating
conditions encountered by units in the field make it difficult to
set a fixed maintenance interval, but inspections utilizing the
built-in diagnostics should be performed at least on a weekly or
monthly basis.
Corrective Maintenance (Repair)
The Siemens TPS3 unit is designed for years of reliable, trouble-free
operation. Unfortunately, in an extreme case, you may experience
an alarm condition. In this event, no attempt should be made to
repair the TPS3 itself. There are no serviceable parts within the
unit. Any SPD that requires service should be appropriately removed
from the electrical distribution equipment, and replaced by a new
SPD of the same model.
Technical Support
1.888.333.3545
Prior to calling Siemens TPS3 Technical Support for assistance or
ordering parts, please have the following information available:
TPS3 model number: ________________________________
Manufacture date: _________________________________
Date of Purchase: ___________________________________
Your order number: _______________________________
Return Shipment Address:
Siemens - Attn: RA #___________
14550 58th Street North, Clearwater, FL 33760

European Authorized Representative
Obelis s.a.
Boulevard Général Wahis 53
1030 Brussels, BELGIUM
Tel: +(32) 2. 732.59.54
Fax: +(32) 2. 732.60.03
E-Mail: mail@obelis.net
12.2.16 Rev- #XXXX
Siemens Industry, Inc.
5400 Triangle Parkway
Norcross, GA 30092
For more information, please contact our Customer Support Center.
Phone: +1 888 333 3545
Fax: +1 727 539 8955
E–mail: info.us@siemens.com
Web: usa.siemens.com/spd
Article-No. XXXX-XXXXX-XXXX
Printed in USA
All rights reserved
© 2016, Siemens Industry, Inc.
The information provided in this manual contains merely general
descriptions of characteristics of performance which in case of actual use
do not always apply as described or which may change as a result of
further development of the product. An obligation to provide the
respective characteristics shall only exist if expressly agreed in the terms
of contract.
All product designations may be trademarks or product names of Siemens
AG or supplier companies whose use by third parties for their own
purposes could violate the rights of the owners.