York Nd Millennium Technical Guide 628767 YTG J 0913

2015-09-09

• Description
• Table of Contents
  • Description 1
  • Table of Contents 2
  • Nomenclature 3
  • Air Handling Unit Features and Benefits 4
  • Guide Specifications 5
  • Physical Data 7
  • Unit Limitations 8
  • Cooling and Heating Ratings 8
  • Capacity Performance 9
  • Air Handling Unit and Hot Water Coil Accessory Heating Capacity 15
  • Air Handling Unit and Steam Coil Accessory Heating Capacity 16
  • Fan Performance 17
  • Static Resistance 19
  • Sound Performance 19
  • Electrical Data 20
  • Typical Wiring Diagrams 21
  • Weights And Dimensions 23
  • Unit Mounting 33
  • Typical Field Wiring Diagrams 37
• Nomenclature
• Air Handling Unit Features and Benefits
  • Features
  • Benefits
    • Unit Installation
      • Units may be bottom-supported or ceiling-suspended and can be arranged to meet almost any space or duct requirements. Each unit is available with a choice of blower motor horsepower, drive packages and other accessories to make them suitable for most...
    • NOTE: All unit models with contactor and overload relays, the power wiring for blower motor is supplied in the overload relay kit.
      • Factory-Mounted Components
      • Accessories
• Guide Specifications
  • MILLENNIUM™
  • Split System Air-Cooled Air Handler Models: NC300 and ND360, 480 and 600
  • General
  • Description
  • Unit Cabinet
    • a. A steel angle frame to provide the rigid support required for shipping, rigging and years of dependable operation.
    • b. Exterior panels of 18 gauge steel, finished with baked enamel to provide a long-lasting quality appearance.
    • c. Removable panels to provide easy access to the internal components for maintenance and service.
    • d. A filter rack with 1" or 2" filters.
  • Indoor (Evaporator) Fan Assembly
  • Refrigerant Components
    • a. Evaporator coils shall have aluminum plate fins mechanically bonded to seamless internally enhanced copper tubes with all joints brazed.
    • b. Evaporator coil shall be of the direct expansion, draw through design.
    • a. Include factory-mounted distributors, adjustable thermal expansion valves and solenoid valves for both capacity reduction and refrigerant pump out on start- up.
    • b. Include factory installed auxiliary side connectors for the addition of field installed hot gas bypass.
    • c. Shall include filter/strainer to eliminate any foreign matter.
  • Controls
  • The Installer Shall:
  • Unit Operating Characteristics
  • Electrical Requirements
  • Each Unit Shall Include The Following Accessories:
• Physical Data
  • ND360, 480 & 600 Physical Data
• Unit Limitations
  • Air Handling Unit Limitations
• Cooling and Heating Ratings
• Capacity Performance
  • Condenser and Air Handling Cooling Capacities
    • YD360/ND360
• Air Handling Unit and Hot Water Coil Accessory Heating Capacity
  • ND360 / 1HW0406, ND480 & ND600 / 1HW0407
  • Hot Water Coil Capacity Correction And Pressure Drop Vs GPM
• Air Handling Unit and Steam Coil Accessory Heating Capacity
  • ND360 / 1NF0454
  • Steam Coil Capacity Correction Factors For High Steam Pressure
• Fan Performance
  • ND360, 480 & 600 Fan Performance
    • ND360 Fan Performance Data - 30 Ton
    • ND480 Fan Performance Data - 40 Ton
    • ND600 Fan Performance Data - 50 Ton
    • ND360, 480 & 600 Drive Kit Data
    • ND360, 480 & 600 Motor Kit Data
  • ND 360, 480 & 600 Overload Relay Kit
  • ND 360, 480 & 600 Overload Setting
• Static Resistance
• Sound Performance
  • Indoor Sound Power Levels
• Electrical Data
  • Electrical Data
• Typical Wiring Diagrams
  • Air Handling Units
    • Typical ND360, 480 & 600 Indoor Unit Wiring Diagram (Contactor)
• Weights And Dimensions
  • Corner Weights & Center of Gravity ND360, 480 & 600 Unit
  • Unit Dimensions ND360
  • Unit Dimensions ND360 (Continued)
  • Unit Dimensions ND480
  • Unit Dimensions ND480 (Continued)
  • Unit Dimensions ND600
  • Unit Dimensions M1CZ600 Evaporator Section
  • Unit Dimensions ND600 Air Handler & M1CZ600 Evaporator Coil
    • Unit Connection Sizes
    • Minimum Clearances
  • Dimensions Hot Water Coil
    • Dimensions Hot Water Coil
  • Dimensions Steam Coil
    • Dimensions Steam Coil
  • Dimensions Base Section
    • Dimensions Base Sections
• Unit Mounting
  • ND360, 480 & 600
  • ND360 & 480 Mounting Detail
    • ND480/ND360 Weight Distribution With Suspension Application
    • ND360/ND480 Details For Securing Suspension Channels
    • ND600 & M1CZ600 Weight Distribution With Suspension Application
  • ND600 Mounting Detail
    • 1. Four bolted connections to the evaporator coil section. (Only two are used on the outside supports)
    • 2. One bolted connection to the heating coil section.
    • 3. Four bolted connections to the blower section. (Only two are used on the outside supports)
    • ND600 & M1CZ600 Details For Securing Suspension Channels
      • Unit Mounting Dimensions
• Typical Field Wiring Diagrams
  • Typical Field Wiring Diagram ND360/480 Evaporator Units, ND600 Air Handler and M1CZ600A Evaporator Coil when Matched with YD360/480/600 Condenser
  • NOTE: On non ND evaporator models, isolation relays must be installed to avoid overloading on 75VA transformers on the condensing unit.
    • Typical ND360/480 & M1CZ600A Liquid Line Solenoid
    • Typical Liquid Line Solenoid Wiring