Generac 005875 1 Users Manual
005875-1 to the manual 267bc64d-dfd3-4f77-a26f-fe72d2dd2e24
2015-01-05
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GENERAC® GUARDIAN® SERIES STANDBY GENERATORS - PREPACKAGED 20 kW Air-Cooled Gas Engine Generator Sets INCLUDES: • True Power® Electrical Technology Standby Power Rating Model 005875-1 (Aluminum - Gray) - 20 kW 60Hz • Two Line LCD Tri-lingual Digital Nexus™ Controller • Electronic Governor • 200 Amp Service Rated Nexus Smart Switch™ with Digital Load Management Technology, NEMA 3R Rated • External Main Circuit Breaker, System Status & Maintenance Interval LED Indicators and GFCI Duplex Outlet • Sound Attenuated Enclosure • Flexible Fuel Line Connector • Composite Mounting Pad • Base Fascia • Natural Gas or LP Gas Operation • 3 Year Limited Warranty • UL 2200 Listed FEATURES ¡ INNOVATIVE DESIGN & PROTOTYPE TESTING are key components of GENERAC’S success in “IMPROVING POWER BY DESIGN.” But it doesn’t stop there. Total commitment to component testing, reliability testing, environmental testing, destruction and life testing, plus testing to applicable CSA, NEMA, EGSA, and other standards, allows you to choose GENERAC POWER SYSTEMS with the confidence that these systems will provide superior performance. ¡ SOLID-STATE, FREQUENCY COMPENSATED VOLTAGE REGULATION. This state-of-the-art power maximizing regulation system is standard on all Generac models. It provides optimized FAST RESPONSE to changing load conditions and MAXIMUM MOTOR STARTING CAPABILITY by electronically torque-matching the surge loads to the engine. Digital voltage regulation at +/- 1%. ¡ T RUE POWER® ELECTRICAL TECHNOLOGY: Superior harmonics and sine wave form produce less than 5% Total Harmonic Distortion for utility quality power. This allows confident operation of sensitive electronic equipment and micro-chip based appliances, such as variable speed HVAC. ¡ SINGLE SOURCE SERVICE RESPONSE from Generac’s extensive dealer network provides parts and service know-how for the entire unit, from the engine to the smallest electronic component. ¡ TEST CRITERIA: PROTOTYPE TESTED SYSTEM TORSIONAL TESTED ¡ G ENERAC TRANSFER SWITCHES. Long life and reliability are synonymous with GENERAC POWER SYSTEMS. One reason for this confidence is that the GENERAC product line includes its own transfer systems and controls for total system compatibility. NEMA MG1-22 EVALUATION MOTOR STARTING ABILITY INSTALLATION SYSTEM UNIT NEXUS™ CONTROLS TRANSFER SWITCH GENERATOR ENGINE FEATURES Generac® Guardian® Series Standby Generator - 20 kW •Generac (OHVI) Design Maximizes engine “breathing” for increased fuel efficiency. Plateau honed cylinder walls and plasma moly rings helps the engine run cooler, reducing oil consumption resulting in longer engine life. •”Spiny-lok” cast iron cylinder walls Rigid construction and added durability provide long engine life. •Electronic ignition/spark advance These features combine to assure smooth, quick starting every time. •Full pressure lubrication system Pressurized lubrication to all vital bearings means better performance, less maintenance and longer engine life. Now featuring a 2 year/200 hour oil change interval. •Low oil pressure shutdown system Superior shutdown protection prevents catastrophic engine damage due to low oil. •High temperature shutdown Prevents damage due to overheating. •Revolving field Allows for smaller, light weight unit that operates 25% more efficiently than a revolving armature generator. •Skewed stator Produces a smooth output waveform for compatibility with electronic equipment. •Displaced phase excitation Maximizes motor starting capability. •Automatic voltage regulation Regulates the output voltage to ±1% prevents damaging voltage spikes. •UL 2200 Listed For your safety. •Fully Automatic Transfers your vital electrical loads to the energized source of power. •DLM Technology Digital Load Management technology allows for the smart control of two air conditioners without any additional items. •Remote Mounting Mounts near your existing distribution panel for simple, low cost installation. •UL Listed For your safety. •Auto/Off/Manual switch Selects the operating mode. •Utility voltage sensing Constantly monitors utility voltage, setpoints 60% dropout, 80% pick-up, of standard voltage. •Generator voltage sensing Constantly monitors generator voltage to ensure the cleanest power delivered to the home. •Utility interrupt delay Prevents nuisance start-ups of the engine, adjustable 10-30 seconds. •Engine warm-up Ensures engine is ready to assume the load, setpoint approximately 5 seconds. •Engine cool-down Allows engine to cool prior to shutdown, setpoint approximately 1 minute. •Programmable seven day exerciser Operates engine to prevent oil seal drying and damage between power outages by running the generator for 12 minutes every week. •Smart battery charger Delivers charge to the battery only when needed at varying rates depending on outdoor air temperature. •Main Line Circuit Breaker Protects generator from overload. •Electronic governor Maintains constant 60 Hz frequency. •Weather protective enclosure Ensures protection against mother nature. Hinged key locking roof panel for security. Lift-out front for easy access to all routine maintenance items. Electrostatically applied textured epoxy paint for added durability. •Enclosed critical grade muffler Quiet, critical grade muffler is mounted inside the unit to prevent injuries. •Small, compact, attractive Makes for an easy, eye appealing installation. •SAE Sound attenuated enclosure ensures quiet operation. •1’ Flexible Fuel Line Connector •Composite Mounting Pad Easy Installation. SPECIFICATIONS GENERATOR Rated Maximum Continuous Power Capacity (LP) Rated Maximum Continuous Power Capacity (NG) Rated Voltage Rated Maximum Continuous Load Current – 240 Volts Total Harmonic Distortion Main Line Circuit Breaker Phase Number of Rotor Poles Rated AC Frequency Power Factor Battery Requirement (not included) Unit Weight (Pounds/Kilos) Dimensions (L x W x H) Inches/mm Sound output in dB(A) at 23 ft. with generator operating at normal load Sound output in dB(A) at 23 ft. with generator in Quiet-Test™ low speed exercise mode ENGINE Type of Engine Number of Cylinders Displacement Cylinder Block Valve Arrangement Ignition System Governor System Compression Ratio Starter Oil Capacity Including Filter Operating RPM Fuel Consumption Natural Gas ® Model 005875-1 (20 kW) 20,000 Watts* 18,000 Watts* 240 83.3 LP/75 NG Less than 5% 90 Amp 1 2 60Hz 1 Group 26R 12 Volts and 525 Cold-cranking Amperes Minimum 451/204.6 48 x 25 x 29 (1218 x 638 x 732) 66 60 Model 005875-1 (20 kW) GENERAC OHVI V-TWIN 2 999cc Aluminum w/Cast Iron Sleeve Overhead Valve Solid-state w/Magneto Electronic 9.5:1 12 Vdc Approx. 1.9 Qts./1.8L 3,600 cu.ft./hr. 1/2 Load 206 Full Load 294 Liquid Propane ft3/hr (gal/hr) [Liter/hr] 1/2 Load 69 (1.89) [7.15] Full Load 106 (2.90) [10.98] Required fuel pressure to generator fuel inlet at all load ranges - 5 to 7 inches of water column for natural gas, 10 to 12 inches of water column for LP gas For Btu content, multiply ft3/hr x 2520 (LP) or ft3/hr x 1000 (NG) CONTROLS 2-Line Plain Text LCD Display Mode Switch -Auto -Off -Manual/Test (start) Programmable start delay between 10-30 seconds Engine Start Sequence Engine Warm-up Engine Cool-Down Starter Lock-out Smart Battery Charger Automatic Voltage Regulation with Over and Under Voltage Protection Automatic Low Oil Pressure Shutdown Overspeed Shutdown High Temperature Shutdown Overcrank Protection Safety Fused Failure to Transfer Protection Low Battery Protection 50 Event Run Log Future Set Capable Exerciser Incorrect Wiring Protection Internal Fault Protection Common External Fault Capability Simple user interface for ease of operation. Automatic Start on Utility failure. 7 day exerciser. Stops unit. Power is removed. Control and charger still operate. Start with starter control, unit stays on. If utility fails, transfer to load takes place. Standard Cyclic cranking: 16 sec. on, 7 rest (90 sec. maximum duration). 5 seconds 1 minute Starter cannot re-engage until 5 sec. after engine has stopped. Standard Standard Standard Standard, 72Hz Standard Standard Standard Standard Standard Standard Standard Standard Standard Standard Rating definitions - Standby: Applicable for supplying emergency power for the duration of the utility power outage. No overload capability is available for this rating. (All ratings in accordance with BS5514, ISO3046 and DIN6271). * Maximum wattage and current are subject to and limited by such factors as fuel Btu content, ambient temperature, altitude, engine power and condition, etc. Maximum power decreases about 3.5 percent for each 1,000 feet above sea level. Sound output ratings from certain points on the generator subject to change based on installation parameters. Generac® Guardian® Series Standby Generator - 20 kW TRANSFER SWITCH Transfer Switch Features Model 005875-1 No. of Poles Current Rating (amps) Voltage Rating (VAC) Utility Voltage Monitor (fixed) -Pick-up -Dropout Return to Utility Exerciser weekly for 12 minutes UL Listed Enclosure Type Withstand Rating (Amps) Lug Range 2 200 250 80% 60% approx. 13 sec. Standard Standard NEMA 3R 10,000 400MCM - #4 • Includes Digital Load Management technology standard (DLM). • Intelligently manages two air conditioner loads with no additional hardware. • Up to four more large (240V) loads can be managed when used in conjunction with DLM modules. • Electrically operated, mechanically-held contacts for fast, clean connections. • Rated for all classes of load, 100% equipment rated, both inductive and resistive. • Dual coil design. W2 • Service Rated. W1 • NEMA 3R aluminum outdoor enclosure. H2 • Main contacts are silver plated or silver alloy to resist welding and sticking. H1 H1 H2 H1 H2 W1 W1 200 Amps 120/240, 1ø Open Transition Service Rated Height Width Depth H1 H2 W1 W2 Inches 27.24 30.0 11.4 13.5 7.09 mm 692.0 762.4 289.0 343.0 180.0 W2 TRANSFER SWITCH 8KW - 17KW (IF SUPPLIED) DEPTH W2 TRANSFER SWITCH 20KW (IF SUPPLIED) Design and specifications subject to change without notice. Dimensions shown are approximate. Contact your Generac dealer for certified drawings. DO NOT USE THESE DIMENSIONS FOR INSTALLATION PURPOSES. 637.6 [25.1] 1218 [47.9] 731.9 [28.8] ® 642 [25.3] LEFT SIDE VIEW 76.2 [3.0] PEA GRAVEL MINIMUM 1226 [48.3] FRONT VIEW AVAILABLE ACCESSORIES Model # Product Description 5819 26R Wet Cell Battery Every standby generator requires a battery to start the system. Generac offers the recommended 26R wet cell battery for use with all air-cooled standby product. 6212 Cold Weather Kit If the temperature regularly falls below 32° F, install a cold weather kit to maintain optimal battery temperature. Kit consists of battery warmer with thermostat built into the wrap. 5621 Auxiliary Transfer Switch Contact Kit The auxiliary transfer switch contact kit allows the transfer switch to lock out a single large electrical load you may not need. 5704 Paint Kit Medium Gray Kit 5665 Scheduled Maintenance Kit Generac's scheduled maintenance kits provide all the hardware necessary to perform complete routine maintenance on a Generac automatic standby generator. 5928 Nexus Wireless Remote Completely wireless and battery powered, Generac's Nexus wireless remote monitor provides you with instant status information without ever leaving the house. Not compatible with CorePower or EcoGen systems. 5951 Advanced Nexus Wireless Remote Remotely control generator functions with the advanced model's LCD display. In addition to remote testing of the generator, set the excercise cycle and maintenance interval reminders. Not compatible with CorePower or EcoGen systems. 5937 DLM Load Control Module (50 Amps) DLM Modules are used in conjunction with the Nexus Smart Switch to increase its load management capabilities. It gives the Nexus Smart Switch additional load management flexibility not found in any other transfer switch. ® Generac Power Systems, Inc. • S45 W29290 HWY. 59, Waukesha, WI 53189 • generac.com ©2012 Generac Power Systems, Inc. All rights reserved. All specifications are subject to change without notice. Bulletin 0186160SBY-J Printed in U.S.A. 10/15/12
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