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Trane WSC060-120 - page 1
Packaged Heat Pumps Precedent ™ WSC060-120 50 Hz PKGP-PRC004-EN F ebr uary 20 04 ...
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Trane WSC060-120 - page 2
© 2003 American Standard Inc. All rights reserved. PKGP-PRC004-EN Introduction Precedent ™ …The same T rane quality…with added flexibility . Precedent is a flexible line of packaged units that cover a wide variety of applications. ReliaT el ™ microprocessor controls provide superior flexibility for the simplest to the most sophisticated ap ...
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Trane WSC060-120 - page 3
PKGP-PRC004-EN 3 Contents Introduction Features and Benefits Application Considerations Selection Procedure Model Number Description General Data P erfor mance D ata Controls Electrical Data Jobsite Connections Dimensional Data W eights Mechanical Specifications 2 4 9 10 12 13 14 34 35 38 39 46 47 ...
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Trane WSC060-120 - page 4
4 PKGP-PRC004-EN Features and Benefits Unit Cabinet The compact cabinet with rounded corners takes up less room and is less costly to ship. The beveled and ribbed top is not only aesthetically pleasing, it is designed to prevent water from pooling Single Point Power A single electrical connection powers the unit. Unit Base For added w ater integrit ...
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Trane WSC060-120 - page 5
PKGP-PRC004-EN 5 Features and Benefits Flexible Applications • Only two roof curbs for the 5-10 ton Precedent line…simplifies curb selection. • Airflow is outstanding. The Precedent can replace an older machine with old ductwork and, in many cases, improve comfort through better air distribution. • Belt drive — standard or oversized suppl ...
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Trane WSC060-120 - page 6
6 PKGP-PRC004-EN Features and Benefits Micro Controls Several years ago, T rane was the fir st to introduce microprocessor controls into the Light Commercial Market. That design, along with immeasurable experience, has provided the technology for T rane’ s second-generation ReliaT el ™ microprocessor controls. ReliaT el Micro: • Provides unit ...
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Trane WSC060-120 - page 7
PKGP-PRC004-EN 7 F actory -installed Options Hinged A ccess Doors These doors permit easy access to the filter , fan/heat, and compressor/control sections. They reduce the potential roof damage from screws or sharp access door corners. Economizer Equipped with either dry bulb, reference or comparative enthalpy sensing, this feature provides free co ...
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Trane WSC060-120 - page 8
8 PKGP-PRC004-EN Features and Benefits VariTrac ™ Va r i T r a c When T rane’ s c hangeover V A V System for light commercial applications is coupled with Precedent, it provides the latest in technological advances for comfort management systems and can allow thermostat control in every zone served by V ariT rac. • W e perform a 1 0 0% coil l ...
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Trane WSC060-120 - page 9
PKGP-PRC004-EN 9 Application of this product should be within the cataloged airflow and cooling considerations. Low Ambient Cooling Precedent™ features, as standard, low ambient cooling down to -18°C (0°F). Contact your local T rane Representati ve for more assistance with low ambient cooling applications. Barometric Relief This product line of ...
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Trane WSC060-120 - page 10
10 PKGP-PRC004-EN Selection Procedure - SI Units Cooling Capacity Step 1 Calculate the building’ s total and sensible cooling loads at design conditions. Use the T rane calculation form or any other standard accepted method. Step 2 Size the equipment using T able PD-1 . Match the cooling loads at design conditions. Example: The following are the ...
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Trane WSC060-120 - page 11
PKGP-PRC004-EN 11 Selection Procedure - IP Units Cooling Capacity Step 1 Calculate the building’ s total and sensible cooling loads at design conditions. Use the T rane calculation form or any other standard accepted method. Step 2 Size the equipment using T able PD-1a. Match the cooling loads at design conditions. Example: The following are the ...
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Trane WSC060-120 - page 12
12 PKGP-PRC004-EN Model Number Description Digit 1 - Unit Function W = P ac k aged Heat Pump Digit 2 - Efficiency S = Standard Efficiency Digit 3 - Airflow C = Convertible Digits 4,5,6 - Nominal Gross Cooling Capacity (MBh) kW T ons 060 = 17.6 5 072 = 21.1 6 090 = 26.4 7.5 120 = 35.1 10 Digit 7 - Major Design Sequence A = First Digit 8 - Unit V olt ...
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Trane WSC060-120 - page 13
PKGP-PRC004-EN 13 General Data T able GD-1 - General D ata Convertible Units Convertible Units Convertible Units Convertible Units WSC060AD,T WSC072AD,T WSC090AD,T WSC120AD,T Cooling Performance 1 Gross Capacity - kW (MBh) 17.3 (59.0) 22.6 (77.0) 27.8 (95.0) 34.6 (118.0) COP (EER) 2 2.72 (9.3) 3.31 (11.3) 3.20 (10.9) 3.28 (10.1) Nominal Airflow - m ...
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Trane WSC060-120 - page 14
14 PKGP-PRC004-EN Performance Data T able PD-1 — Gross Cooling Capacities (kW) WSC060AD ,T (SI) Enter . Ambient T emperature (C) Dry 30 35 40 45 Bulb Entering W et Bulb T emperature (C) m 3 /h T emp 16 19 22 16 19 22 16 19 22 16 19 22 Airflow (C) TGC SHC TGC SHC TG C SHC TGC SHC TGC S HC TGC SHC TG C SHC TGC SH C TGC SHC TGC S HC TGC SHC TGC S HC ...
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Trane WSC060-120 - page 15
PKGP-PRC004-EN 15 T able PD-2 — Gross Cooling Capacities (kW) WSC072AD,T (SI) Enter . Ambient T emperature (C) Dry 30 35 40 45 Bulb Entering W et Bulb T emperature (C) m 3 /h T emp 16 19 22 16 19 22 16 19 22 16 19 22 Airflow (C) TGC SHC TGC SHC TG C SHC TGC SHC TG C SHC TGC SH C TGC SHC TGC S HC TGC SHC TGC S HC TGC SHC TG C SHC 3670 24 20.3 18.1 ...
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Trane WSC060-120 - page 16
16 PKGP-PRC004-EN Performance Data T able PD-3 — Gross Cooling Capacities (kW) WSC090AD,T (SI) Enter . Ambient T emperature (C) Dry 30 35 40 45 Bulb Entering W et Bulb T emperature (C) m 3 /h T emp 16 19 22 16 19 22 16 19 22 16 19 22 Airflow (C) TGC SHC TGC SHC TG C SHC TGC SHC TG C SHC TGC SH C TGC SHC TGC S HC TGC SHC TGC S HC TGC SHC TG C SHC ...
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Trane WSC060-120 - page 17
PKGP-PRC004-EN 17 Performance Data T able PD-4 — Gross Cooling Capacities (kW) WSC120AD,T (SI) Enter . Ambient T emperature (C) Dry 30 35 40 45 Bulb Entering W et Bulb T emperature (C) m 3 /h T emp 16 19 22 16 19 22 16 19 22 16 19 22 Airflow (C) TGC SHC TGC SHC TG C SHC TGC SHC TG C SHC TGC SH C TGC SHC TGC S HC TGC SHC TGC S HC TGC SHC TG C SHC ...
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Trane WSC060-120 - page 18
18 PKGP-PRC004-EN Performance Data T able PD-5 – Net Heating Capacities (kW) WSC060AD,T at 3,400 m 3 /h (SI) Integrated Heating Capacity (kW) T otal Power (kW) Outdoor At Indicated Indoor Dry Bulb T emp (C) At Indicated Indoor Dry Bulb T emp (C) T emp (C) 15 21 24 27 15 21 24 27 –24 4.1 4.1 4.1 4.0 3.2 3.7 3.9 4.2 –21 4.9 4.9 4.8 4.8 3.3 3.8 ...
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Trane WSC060-120 - page 19
PKGP-PRC004-EN 19 Performance Data T able PD-6 — Thr ee Phase Net Heating Capacities (kW) WSC072AD,T at 4,080 m 3 /h (SI) Integrated Heating Capacity (kW) T otal Power (kW) Outdoor At Indicated Indoor Dry Bulb T emp (C) At Indicated Indoor Dry Bulb T emp (C) T emp (C) 15 21 2 4 2 7 15 21 24 2 7 –24 6.3 6.2 6.2 6.2 4.5 4.9 5.1 5.3 –21 7.3 7.2 ...
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Trane WSC060-120 - page 20
20 PKGP-PRC004-EN Performance Data T able PD-7 — Three Phase Net Heating Capacities (kW) WSC090AD,T at 5,1 0 0 m 3 /h (SI) Integrated Heating Capacity (kW) T otal Power (kW) Outdoor At Indicated Indoor Dry Bulb T emp (C) At Indicated Indoor Dry Bulb T emp (C) T emp (C) 15 21 2 4 2 7 15 21 24 2 7 –24 4.0 7.3 8.2 8.7 4.8 5.8 6.2 6.7 –21 6.5 8.6 ...
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Trane WSC060-120 - page 21
PKGP-PRC004-EN 21 Performance Data T able PD-8 — Thr ee Phase Net Heating Capacities (kW) WSC120AD,T at 6,800 m 3 /h (SI) Integrated Heating Capacity (kW) T otal Power (kW) Outdoor At Indicated Indoor Dry Bulb T emp (C) At Indicated Indoor Dry Bulb T emp (C) T emp (C) 15 21 2 4 2 7 15 21 24 2 7 ––24 11.8 11.6 11.6 11.6 7.2 8.0 8.5 9.0 –21 1 ...
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Trane WSC060-120 - page 22
22 PKGP-PRC004-EN Performance Data Factory Supplied Motors, In Commercial Equipment, Are Definite Purpose Motors, Specifically Designed And Tested To Operate Reliably And Continuously At All Cataloged Conditions. Using The Full Horsepower Range Of Our Fan Motors As Shown In Our Tabular Data Will Not Result In Nuisance Tripping Or Premature Motor Fa ...
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Trane WSC060-120 - page 23
PKGP-PRC004-EN 23 Performance Data T able PD-1 0 — Belt Driv e Evapor ator F an Perfor mance WSC060AD,T Horiz ontal Configuration (SI) External Static Pressure (Pascals) 25 50 75 100 125 150 175 200 225 250 m 3 /h RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW 1.12 Nom kW Standard Motor & Low Static Drive 1.12 Nom kW St ...
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Trane WSC060-120 - page 24
24 PKGP-PRC004-EN Performance Data Factory Supplied Motors, In Commercial Equipment, Are Definite Purpose Motors, Specifically Designed And Tested To Operate Reliably And Continuously At All Cataloged Conditions. Using The Full Horsepower Range Of Our Fan Motors As Shown In Our Tabular Data Will Not Result In Nuisance Tripping Or Premature Motor Fa ...
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Trane WSC060-120 - page 25
PKGP-PRC004-EN 25 Performance Data T able PD-12 — Belt Drive Ev aporator Fan P erformance WSC072AD ,T Hor izontal Configuration (SI) External Static Pressure (Pascals) 25 50 75 100 125 150 175 200 225 250 m 3 /h RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW 1.12 Nom kW Standard Motor & Low Static Drive 1.12 Nom kW Stan ...
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Trane WSC060-120 - page 26
26 PKGP-PRC004-EN Performance Data T able PD-13a — Belt Driv e Evaporat or F an P erformance WSC090AD,T Downflo w Configuration (IP) External Static Pressure (Inc hes of W ater) 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 2 HP Standard Motor & Low Static ...
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Trane WSC060-120 - page 27
PKGP-PRC004-EN 27 Performance Data T able PD-14 — Belt Drive Ev aporator Fan P erformance WSC090AD ,T Hor izontal Configuration (SI) External Static Pressure (Pascals) 25 50 75 100 125 150 175 200 225 250 m 3 /h RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW 1.50 Nom kW Std Mtr & Low Static Drive 1.50 Nom kW Standard Mo ...
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Trane WSC060-120 - page 28
28 PKGP-PRC004-EN Performance Data T able PD-15 — Belt Drive Ev aporator F an Perf or mance WSC0 120AD,T Downflow Configuration (SI) External Static Pressure (Pascals) 25 50 75 100 125 150 175 200 225 250 m 3 /h RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW 2.24 Nom kW Standard Motor & Low Static Drive 2.24 Nom kW Stan ...
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Trane WSC060-120 - page 29
PKGP-PRC004-EN 29 Performance Data T able PD-16 — Belt Drive Ev aporator F an P erfor mance WSC0120AD ,T Hor izontal Configur ation (SI) External Static Pressure (Pascals) 25 50 75 100 125 150 175 200 225 250 m 3 /h RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW 2.24 Nom kW Standard Motor & Low Static Drive 2.24 Nom kW ...
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Trane WSC060-120 - page 30
30 PKGP-PRC004-EN Performance Data T able PD-17 — Standard Mot or & Sheav e/F an Speed (RPM) Unit 6 Turns 5 Turns 4 Turns 3 Turns 2 Turns 1 Turn Model No. Open Open Open Open Open Open Closed WSC060AD,T N/A 898 967 1036 1105 1174 1243 WSC072AD,T N/A 698 751 806 859 913 967 WSC090AD,T N/A 752 806 860 914 968 1020 WSC120AD,T N/A 782 838 894 950 ...
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Trane WSC060-120 - page 31
PKGP-PRC004-EN 31 Performance Data T able PD-22 - Static Pressur e Drops Through A ccessor ies - (P ascals) Econimizer with Electric Heater OA/RA Dampers 2 Accessory (kW) 3 Unit Airflow Standard Pleated Filters 100% OA 100% RA 100% OA 100% RA 7-9 10 -27 37-40 Model No. (m 3 /h) Filters 1 50 mm (2 inch) Downflow Horizontal 2720 25 37 30 11 30 4 11 1 ...
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Trane WSC060-120 - page 32
32 PKGP-PRC004-EN Performance Data T able PD-24 — A uxiliary Electric Heat Capacity T otal 2 Stage 1 Stage 2 Unit Model No. kW No. Stages k W kW 8.3 2 4.2 4.2 WSC060A T 12.1 2 6.0 6.0 16 2 9.9 6.0 7.5 / 9.0 2 3.75 / 4.5 3.75 / 4.5 WSC060AD 10.9 / 13.0 2 5.45 / 6.5 5.45 / 6.5 14.4 / 17.2 2 8.95 / 10.7 5.45 / 6.5 12.5 1 12.5 WSC072A T 18.8 2 12.5 6 ...
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Trane WSC060-120 - page 33
PKGP-PRC004-EN 33 Performance Data T able PD-26 — Electric Heat er T emperatu re Rise Cor rection F actors % Variation From Nominal Airflow – 20 – 15 – 10 – 5 0 + 5 + 10 + 15 + 20 Temperature Rise Multiplier 1.25 1.17 1.11 1.05 1 0.95 0.91 0.87 0.83 T able PD-25 — Air T emperatur e Rise Across Electr ic Heaters (Degrees C) 5 To n 6 To n ...
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Trane WSC060-120 - page 34
34 PKGP-PRC004-EN Remote Sensor — Sensor(s) available for all zone sensors to provide remote sensing capabilities. Controls LCD indicators – System On, Heat, Cool, or Service Non-Programmable Manual/Auto — Change over with digital LCD display — Auto, Heat, Cool, Emergency , Heat, or Off mode selection button. Status Indication LCD indicator ...
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Trane WSC060-120 - page 35
PKGP-PRC004-EN 35 Electrical Data T able ED-1 — Unit Wir ing Standard Indoor Fan Motor Oversize Indoor Fan Motor Unit Minimum Maximum Fuse Minimum Maximum Fuse Unit Operating Circuit Size Or Maximum Circuit Size Or Maximum Model No. V oltage Range Ampa city Circuit Breaker 1 Am pacit y Circuit Breaker 1 WSC060AD 342-456 18.9 25 18.9 25 WSC060A T ...
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Trane WSC060-120 - page 36
36 PKGP-PRC004-EN Electrical Data T able ED-2 — Unit Wir ing With Electr ic Heat Single Point Connection — 380–415 V olts Standard Indoor Fan Motor Oversized Indoor Fan Motor Minimum Maximum Fuse Minimum Maximum Fuse Unit Heater Heater 2 Control Circuit Size Or Maximum Circuit Size Or Maximum Model No. Model No. kW Rating M BH Stages Ampaciti ...
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Trane WSC060-120 - page 37
PKGP-PRC004-EN 37 T able ED-5 — Electrical Char acter istics – Compressor Motor And Condenser Motor – 50 Hz Compressor Motor Conden ser Fan Motor Unit Amps Amps Model No. No. V olts Phase H P 1 RPM R L A 1 LRA 1 No. Phase H P FL A LR A WSC060AD 1 380-415 3 6 2875 10.9 74.00 1 1 0.40 1 .9 2.8 WSC072AD 1 380-415 3 6.8 2875 1 1 . 7 101 . 0 0 1 1 ...
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Trane WSC060-120 - page 38
38 PKGP-PRC004-EN Jobsite Connections 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. DISCONNECT SWITCH (BY OTHER ...
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Trane WSC060-120 - page 39
PKGP-PRC004-EN 39 Dimensional Data All dimensions are in inches/millimeters. WSC060 WSC060 WSC060 — Downflow Airflow Supply/ Return WSC060 — Hori zontal Airflow Supply/ Return ...
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Trane WSC060-120 - page 40
40 PKGP-PRC004-EN Dimensional Data All dimensions are in inches/millimeters. WSC060 — Downflow Duct Connections — Field Fabricated WSC060 WSC060 — Unit Clearance and Roof Opening WSC060 — Roof Curb ...
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Trane WSC060-120 - page 41
PKGP-PRC004-EN 41 Dimensional Data WSC072–120 All dimensions are in inches/millimeters. WSC072 and WSC090 WSC120 ...
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Trane WSC060-120 - page 42
42 PKGP-PRC004-EN Dimensional Data WSC072–120 All dimensions are in inches/millimeters. WSC072–120 — Downflow Airflow Supply and Return WSC072–120 — Hor izontal Airflow Supply and Return WSC072–120 — Unit Clearance and Roof Opening Supply Return ...
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Trane WSC060-120 - page 43
PKGP-PRC004-EN 43 Dimensional Data WSC072–120 All dimensions are in inches/millimeters. WSC072–120 — Roof Curb ALL FLANGES 1 1/4” (31 MM) WSC072–120 — Downflow Duct Connections — Field Fabricated ...
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Trane WSC060-120 - page 44
44 PKGP-PRC004-EN All dimensions are in inches/millimeters. WSC060 Options/ Accessories Dimensional Data WSC060 — Economizer , Manual, or Motorized Fresh Air Damper WSC060 — Barometric Relief Damper WSC060 — Swing Diameter for Hinged Doors Option ...
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Trane WSC060-120 - page 45
PKGP-PRC004-EN 45 Dimensional Data WSC072-120 Options / Accessories All dimensions are in inches/millimeters. WSC072–120 — Economizer and Barometric Relief Damper Hoods WSC072–120 — Swing Diameter for Hinged Door(s) Option ...
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Trane WSC060-120 - page 46
46 PKGP-PRC004-EN W eights T able W -1 — Maximum Unit and Cor ner W eights And Center Of Gr avity Dimensions (SI) Maximum W eights 2 (kg) Corner W eights 1 (kg) Center of Gravity (mm) Unit Model No. Shipping 2 Net 2 A B C D Length Width WSC060AD,T 276 241 7 7 5 8 4 9 58 790 480 WSC072AD,T 416 368 1 22 9 3 6 6 8 7 9 70 560 WSC090AD,T 426 378 1 28 ...
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Trane WSC060-120 - page 47
PKGP-PRC004-EN 47 Mechanical Specifications General The units shall be conver tible 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 ope ...
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Trane WSC060-120 - page 48
48 PKGP-PRC004-EN Mechanical Specifications Options/Accessor ies Electric Heaters Field-installed electric heat modules shall be available for installation within basic unit. Electric heater elements shall be constructed of heavy-duty nic kel c hromium elements internally delta connected for 200 volt, wye connected for 380-415 volt. Staging shall b ...
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Trane WSC060-120 - page 49
PKGP-PRC004-EN 49 Mechanical Specifications Control Options COMM3/4 T rane Communications Interface An option for a factory or field-installed T rane Communication Interface is available to allow twisted wire pair communication with an Integrated Comfort ™ system. Comm-5 LonT alk Communication Interface This factory or field-installed option shal ...
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Trane WSC060-120 - page 50
50 PKGP-PRC004-EN ...
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Trane WSC060-120 - page 51
PKGP-PRC004-EN 51 ...
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Trane WSC060-120 - page 52
T rane A business of American Standard Companies www .trane.com For more information, contact your local district office or e-mail us at comfort@trane.com Literature Order Number File Number Supersedes Stocking Location T rane has a policy of continuous product and product data improvement and reserves the right to c hange design and specifications ...
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