And, of course, Precedent carries the Trane reputation for excellence, quality and reliability. It’s hard to stop a Trane . From simple applications, to the most complex, Precedent has the solution. PKGP-PRC004-EN...
PKGP-PRC004-EN Contents Introduction Features and Benefits Application Considerations Selection Procedure Model Number Description General Data Performance Data Controls Electrical Data Jobsite Connections Dimensional Data Weights Mechanical Specifications...
Compressors ™ Precedent contains the best compressor technology available to achieve the highest possible performance. Our compressor line includes Trane-built Climatuff ™ reciprocating and scrolls. Easy Access Panels Easy access panels reduce the number of possible water entry points. Remove two screws for access to the standardized internal components and wiring.
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PKGP-PRC004-EN Features and Benefits Standardized Components • Components are placed in the same location on all Precedent ™ units. Familiarize yourself with one Precedent and you are familiar with every Precedent. Easy Access Low Voltage Terminal Board Precedent’s Low Voltage Terminal Board is external to the electrical control cabinet.
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Features and Benefits Micro Controls Several years ago, Trane was the first to introduce microprocessor controls into the Light Commercial Market. That design, along with immeasurable experience, has provided the technology for Trane’s second-generation ReliaTel ™ microprocessor controls. ReliaTel Micro: •...
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Factory installation can make such features a good investment. Comm-3/4 Trane Communication Interface Available factory or field-installed. This module, when applied with the Micro, easily interfaces with Trane’s Integrated ™ Comfort system. PKGP-PRC004-EN Features and Benefits The following options round-out the ™...
Sub-standard parts are identified and rejected immediately. • Every unit receives a 100% unit run test before leaving the production line to make sure it lives up to rigorous Trane requirements. We test designs at our factory not on our customers!
Actual clearances which appear inadequate should be reviewed with the local Trane sales personnel. Unit Pitch These units have reversible sloped condensate drain pans. Units must be installed level, any unit slope must be toward side of unit where condensate drain is connected.
14.7 – 1.0 = 13.7 kW Heating Capacity Step 1 Calculate the building heating load using the Trane calculation form or other standard accepted method. Step 2 Size the equipment using Table PD-5 to match the heating loads at design conditions.
38 – 3.37 = 34.6 MBh Heating Capacity Step 1 Calculate the building heating load using the Trane calculation form or other standard accepted method. Step 2 Size the equipment using Table PD-5a to match the heating loads at design conditions.
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Table PD-6 — Three Phase Net Heating Capacities (kW) WSC072AD,T at 4,080 m Integrated Heating Capacity (kW) Outdoor At Indicated Indoor Dry Bulb Temp (C) Temp (C) –24 –21 –18 –15 –12 10.4 10.2 –9 11.5 11.2 –6 12.6 12.3 –3 13.8 13.5...
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Table PD-7 — Three Phase Net Heating Capacities (kW) WSC090AD,T at 5,100 m Integrated Heating Capacity (kW) Outdoor At Indicated Indoor Dry Bulb Temp (C) Temp (C) –24 –21 –18 –15 11.0 –12 11.5 12.2 –9 13.0 13.5 –6 14.6 14.9 –3 16.2...
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Table PD-8 — Three Phase Net Heating Capacities (kW) WSC120AD,T at 6,800 m Integrated Heating Capacity (kW) Outdoor At Indicated Indoor Dry Bulb Temp (C) Temp (C) ––24 11.8 11.6 –21 12.8 12.7 –18 14.0 13.9 –15 15.3 15.2 –12 16.8 16.7 –9...
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Table PD-9 — Belt Drive Evaporator Fan Performance WSC060AD,T Downflow Configuration (SI) 1.12 Nom kW Standard Motor & Low Static Drive 2720 — — 0.26 3060 0.31 0.34 3400 0.41 0.45 3740 0.54 0.58 4080 0.69 0.74 External Static Pressure (Pascals) 1.12 Nom kW Standard Motor &...
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Table PD-10 — Belt Drive Evaporator Fan Performance WSC060AD,T Horizontal Configuration (SI) 1.12 Nom kW Standard Motor & Low Static Drive 2720 0.25 0.30 3060 0.35 0.40 3400 0.46 0.52 3740 0.60 0.67 1009 4080 972.8 0.76 1026 0.84 1075 External Static Pressure (Pascals) 1.12 Nom kW Standard Motor 1.12 Nom kW Standard Motor &...
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Table PD-11 — Belt Drive Evaporator Fan Performance WSC072AD,T Downflow Configuration (SI) 1.12 Nom kW Standard Motor & Low Static Drive 3260 — — 0.22 3670 — — 0.29 4080 0.31 0.37 4490 0.40 0.47 4890 0.51 0.58 External Static Pressure (Pascals) 1.12 Nom kW Standard Motor &...
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Table PD-12 — Belt Drive Evaporator Fan Performance WSC072AD,T Horizontal Configuration (SI) 1.12 Nom kW Standard Motor & Low Static Drive 3260 0.21 0.26 3670 0.29 0.34 4080 0.38 0.43 4490 0.50 0.55 4890 0.64 0.70 1.12 Nom kW Standard Motor & Drive External Static Pressure (Pascals) 1.12 Nom kW Standard Motor &...
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Table PD-13 — Belt Drive Evaporator Fan Performance WSC090AD,T Downflow Configuration (SI) 1.50 Nom kW Standard Motor & Low Static Drive 4080 — — — — 4590 — — 0.49 5100 0.57 0.65 5610 0.73 0.83 6120 0.94 1.04 External Static Pressure (Pascals) 1.50 Nom kW Std Motor &...
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Table PD-14 — Belt Drive Evaporator Fan Performance WSC090AD,T Horizontal Configuration (SI) 1.50 Nom kW Std Mtr & Low Static Drive 4080 — — 0.43 4590 0.53 0.59 5100 0.71 0.78 5610 0.93 1.01 6120 1.20 1.28 External Static Pressure (Pascals) 1.50 Nom kW Standard Motor &...
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Table PD-15 — Belt Drive Evaporator Fan Performance WSC0120AD,T Downflow Configuration (SI) 2.24 Nom kW Standard Motor & Low Static Drive 5440 — — — — — 6120 — — — — 6800 — — 0.81 7480 0.95 1.04 8160 1.21 1.31 2.24 Nom kW Standard Motor &...
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Table PD-16 — Belt Drive Evaporator Fan Performance WSC0120AD,T Horizontal Configuration (SI) 2.24 Nom kW Standard Motor & Low Static Drive 5440 — — 0.67 6120 0.84 0.91 6800 1.13 1.22 7480 1.49 1.58 8160 1.91 2.02 1002 2.24 Nom kW Standard Motor & Drive 5440 1029 1.64...
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Performance Data Table PD-17 — Standard Motor & Sheave/Fan Speed (RPM) Unit 6 Turns 5 Turns 4 Turns Model No. Open Open Open WSC060AD,T WSC072AD,T WSC090AD,T WSC120AD,T Factory set at 3 turns open Table PD-18 — Standard Motor & Low Static Drive Accessory Sheave/Fan Speed (RPM) Unit 6 Turns 5 Turns...
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Table PD-22 - Static Pressure Drops Through Accessories - (Pascals) Unit Airflow Standard Pleated Filters Model No. Filters 50 mm (2 inch) 2720 WSC060AD,T 3400 4080 3260 WSC072AD,T 4080 4890 4080 WSC090AD,T 5100 6120 5440 WSC120AD,T 6800 8160 Notes: 1. Tested with standard filters. The WSC060AD,T has 25 mm (1 inch) standard fiters. The WSC072AD,T - 120AD,T has 50 mm (2 inch) standard filters. The difference in pressure drop should be considered when utilizing optional 50 mm (2 inch) pleated filters.
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Performance Data Table PD-24 — Auxiliary Electric Heat Capacity Total Unit Model No. WSC060AT 12.1 7.5 / 9.0 WSC060AD 10.9 / 13.0 14.4 / 17.2 12.5 WSC072AT 18.8 11.3 / 13.5 WSC072AD 16.9 / 20.2 22.6 / 26.9 12.5 WSC090AT 18.8 11.3 / 13.5 WSC090AD...
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PKGP-PRC004-EN Performance Data Table PD-25 — Air Temperature Rise Across Electric Heaters (Degrees C) 5 Ton 3400 M Stages WSC060AD, T 10.9 11.3 — 12.1 10.6 12.5 — 13.0 11.4 13.5 — 14.4 12.6 16.0 14.0 16.9 — 17.2 15.1 18.8 —...
Night Setback Sensors have one (1) Occupied, one (1) Unoccupied, and two (2) Override programs per day. Integrated Comfort ™ System — Sensor(s) available with optional temperature adjustment and override buttons to provide central control through a Trane Integrated Comfort ™ system. PKGP-PRC004-EN...
Table ED-1 — Unit Wiring Unit Unit Operating Model No. Voltage Range WSC060AD 342-456 WSC060AT 180-220 WSC072AD 342-456 WSC072AT 180-220 WSC090AD 342-456 WSC090AT 180-220 WSC120AD 342-456 WSC120AT 180-220 Notes: 1. All units to be installed under local codes. PKGP-PRC004-EN Electrical Data Standard Indoor Fan Motor Minimum...
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Table ED-2 — Unit Wiring With Electric Heat Single Point Connection — 380–415 Volts Unit Heater Model No. Model No. BAYHTRR412A WSC060AD BAYHTRR418A BAYHTRR423A BAYHTRS418A WSC072AD BAYHTRS427A BAYHTRS436A BAYHTRS418A WSC090AD BAYHTRS427A BAYHTRS436A BAYHTRT427A WSC120AD BAYHTRT436A BAYHTRT454A Notes: 1. All units to be installed under local codes 2.
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Table ED-4 — Electrical Characteristics – Evaporator Fan Motor – 50 Hz Standard Evaporator Fan Motor Unit Model No. Volts Phase WSC060AD 380-415 WSC060AT WSC072AD 380-415 WSC072AT WSC090AD 380-415 WSC090AT WSC120AD 380-415 WSC120AT Table ED-5 — Electrical Characteristics – Compressor Motor And Condenser Motor – 50 Hz Compressor Motor Unit Model No.
DISCONNECT SWITCH (BY OTHERS) ZONE SENSOR OR THERMOSTAT For specific wiring information, see the installation instructions. All wiring except power wires is low voltage. All customer supplied wiring to be copper and must conform to NEC or CEC and local electrical codes. Wiring shown dotted is to be furnished and installed by the customer. Jobsite Connections Zone Sensors —...
All dimensions are in inches/millimeters. WSC060 WSC060 — Downflow Airflow Supply/ Return WSC060 — Horizontal Airflow Supply/ Return PKGP-PRC004-EN Dimensional Data WSC060...
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All dimensions are in inches/millimeters. WSC060 — Unit Clearance and Roof Opening WSC060 — Roof Curb WSC060 — Downflow Duct Connections — Field Fabricated Dimensional Data WSC060 PKGP-PRC004-EN...
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All dimensions are in inches/millimeters. WSC072 and WSC090 WSC120 PKGP-PRC004-EN Dimensional Data WSC072–120...
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All dimensions are in inches/millimeters. WSC072–120 — Downflow Airflow Supply and Return WSC072–120 — Horizontal Airflow Supply and Return WSC072–120 — Unit Clearance and Roof Opening Dimensional Data WSC072–120 Return Supply PKGP-PRC004-EN...
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All dimensions are in inches/millimeters. WSC072–120 — Roof Curb WSC072–120 — Downflow Duct Connections — Field Fabricated PKGP-PRC004-EN Dimensional Data WSC072–120 ALL FLANGES 1 1/4” (31 MM)
All dimensions are in inches/millimeters. WSC060 — Economizer, Manual, or Motorized Fresh Air Damper Dimensional Data WSC060 — Swing Diameter for Hinged Doors Option WSC060 Options/ Accessories WSC060 — Barometric Relief Damper PKGP-PRC004-EN...
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All dimensions are in inches/millimeters. PKGP-PRC004-EN Dimensional Data WSC072–120 — Economizer and Barometric Relief Damper Hoods WSC072–120 — Swing Diameter for Hinged Door(s) Option WSC072-120 Options/ Accessories...
Table W-1 — Maximum Unit and Corner Weights And Center Of Gravity Dimensions (SI) Maximum Weights Unit Model No. Shipping WSC060AD,T WSC072AD,T WSC090AD,T WSC120AD,T Notes: 1. Corner weights are given for information only. All models must be supported continuously by a curb or equivalent frame support. 2.
General The units shall be convertible airflow. The operating range shall be between 46°C and –18°C (115°F and 0°F) in cooling as standard from the factory for all units. All units shall be factory assembled, internally wired, fully charged with R-22, and 100 percent run tested to check cooling operation, fan and blower rotation and control sequence, before leaving the factory.
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Options/Accessories Electric Heaters Field-installed electric heat modules shall be available for installation within basic unit. Electric heater elements shall be constructed of heavy-duty nickel chromium elements internally delta connected for 200 volt, wye connected for 380-415 volt. Staging shall be achieved through the unit control processor (UCP).
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Comm-5 LonTalk Communication Interface This factory or field-installed option shall be provided to allow the unit to communicate as a Trane Comm-5 device or directly with generic LonTalk Network Building Automation System Controls. Zone Sensors This field-installed option shall be...
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Literature Order Number PKGP-PRC004-EN PL -UN-000-PKGP-PRC004-EN-02-04 File Number Supersedes PL -UN-000-PKGP-PRC004-EN-12-03 Stocking Location 03-03 Webb/Mason 02-04 Electronic Only Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice.