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Trane WSC060-120 manual

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Table of contents for the manual

  • Page 1

    Packaged Heat Pumps Precedent ™ WSC060-120 50 Hz PKGP-PRC004-EN F ebr uary 20 04[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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 [...]

  • 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 [...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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 [...]

  • 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 [...]

  • 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 [...]

  • 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 [...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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 [...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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 [...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • Page 41

    PKGP-PRC004-EN 41 Dimensional Data WSC072–120 All dimensions are in inches/millimeters. WSC072 and WSC090 WSC120[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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[...]

  • 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 [...]

  • 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[...]

  • 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[...]

  • 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[...]

  • Page 50

    50 PKGP-PRC004-EN[...]

  • Page 51

    PKGP-PRC004-EN 51[...]

  • 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[...]