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Packaged Cooling with
Electric Heat Rooftop Units
Precedent
TSC060-120
50 Hz
RT-PRC016-EN
February 2004
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Summary of Contents

  • Page 1

    Packaged Cooling with Electric Heat Rooftop Units ™ Precedent TSC060-120 50 Hz RT-PRC016-EN February 2004...

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    © 2004 American Standard Inc. All rights reserved Introduction Precedent ™ . . . The same Trane quality... with added flexibility. Precedent is a flexible line of packaged units that covers a wide variety of applications. ™ ReliaTel microprocessor controls...

  • Page 3: Table Of Contents

    RT-PRC016-EN Contents Introduction Features and Benefits Application Considerations Selection Procedure Model Number Description General Data Performance Data Zone Controls Electrical Data Jobsite Connections Dimensional Data Weights Mechanical Specifications...

  • Page 4: Rt-prc016-en

    Precedent ™ contains the best compressor technology available to achieve the highest possible performance. Our compressor line includes Trane built reciprocating and scrolls. Easy Access Panels Easy access panels reduce the number of possible water entry points. Low Ambient Cooling All Precedent units have cooling capabilities down to 0°F as standard.

  • Page 5: Features And Benefits

    RT-PRC016-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 ™...

  • Page 7

    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 ReliaTel easily interfaces with Trane’s Integrated ™ Comfort System. RT-PRC016-EN Features and Benefits The following options round-out the ™...

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    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!

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    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 the side of unit where condensate drain is connected.

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    Cooling Capacity Step 1 Calculate the building’s total and sensible cooling loads at design conditions. Use the Trane calculation methods or any other standard accepted method. Factors used in unit selection: Total Cooling Load: 16.7 kW Sensible Cooling Load: 11.7 kW...

  • Page 11: Selection Procedure

    Cooling Capacity Step 1 Calculate the building’s total and sensible cooling loads at design conditions. Use the Trane calculation methods or any other standard accepted method. Factors used in unit selection: Total Cooling Load: 59 MBh Sensible Cooling Load: 40 MBh...

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    Digit 1 - Unit Function T = DX Cooling Digit 2 - Efficiency S = Standard Efficiency Digit 3 - Airflow C = Convertible Digits 4,5,6 - Nominal Gross Cooling Capacity (MBh) Tons 060 = 17.6 072 = 21.1 090 = 26.4 102 = 29.9 120 = 35.1 Digit 7 - Major Design Sequence...

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    3.08 (10.5) 3.02 (10.3) 4080 (2400) 5100 (3000) 3570 (2100) 4460 (2625) 22.0 (75.0) 25.2 (86.0) 7 .14 8.35 1-Trane 3-D Scroll 1-Trane 3-D Scroll Lanced Lanced 0.3125 0.3125 1.29 (13.88) 1.29 (13.88) 2 / 17 2 / 17 Lanced Lanced 0.3125...

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    Table PD-1 — Gross Cooling Capacities (kW) - TSC060AD - (SI) Enter. Bulb Temp Airflow TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC 16.2 13.9 18.5 11.3 19.9 8.3 16.7 16.7 18.6 14.1 20.0 11.1...

  • Page 15: Performance Data

    Table PD-2 — Gross Cooling Capacities (kW) - TSC072AD - (SI) Enter. Bulb Temp Airflow TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC 20.9 17.5 23.3 14.6 24.6 10.3 21.6 21.2 23.4 17.4 24.8 13.5...

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    Table PD-3 — Gross Cooling Capacities (kW) - TSC090AD - (SI) Enter. Bulb Temp Airflow TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC 24.5 21.6 26.9 17.1 28.1 12.0 25.4 25.4 27.1 21.1 28.5 15.9...

  • Page 17

    Table PD-4 — Gross Cooling Capacities (kW) - TSC102AD - (SI) Enter. Bulb Temp Airflow TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC 28.0 24.3 31.5 19.5 33.4 14.1 29.0 28.4 31.6 24.3 33.6 18.7...

  • Page 18

    Table PD-5 — Gross Cooling Capacities (kW) - TSC120AD - (SI) Enter. Bulb Temp Airflow TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC 31.9 28.6 35.3 22.8 37.2 15.9 33.4 33.4 35.5 28.2 37.7 21.4...

  • Page 19

    Table PD-6 — Belt Drive Evaporator Fan Performance - TSC060AD - Downflow Configuration (SI) 1.12 Nom kW Standard Motor & Low Static Drive 2720 0.27 3060 0.32 0.35 3400 0.43 0.46 3740 0.56 0.60 4080 0.71 0.76 External Static Pressure (Pascals) 1.12 Nom kW Standard Motor &...

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    Table PD-7 - Belt Drive Evaporator Fan Performance- TSC060AD - Horizontal Configuration - (SI) 1.12 Nom kW Std Motor & Low Static Drive 2720 0.26 0.31 3060 0.36 0.41 3400 0.48 0.54 3740 0.63 0.69 1028 4080 0.80 1049 0.87 1096 External Static Pressure (Pascals) 1.12 Nom kW Standard Motor &...

  • Page 21

    Table PD-8 — Belt Drive Evaporator Fan Performance -TSC072AD - Downflow Configuration (SI) 1.12 Nom kW Standard Motor & Low Static Drive 3260 3670 0.26 4080 0.33 4490 0.35 0.42 4890 0.45 0.51 External Static Pressure (Pascals) 1.12 Nom kW Std Motor &...

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    Table PD-9 — Belt Drive Evaporator Fan Performance -TSC072AD - Horizontal Configuration (SI) 1.12 Nom kW Standard Motor & Low Static Drive 3260 0.23 3670 0.26 0.31 4080 0.35 0.40 4490 0.45 0.51 4890 0.58 0.64 1.12 Nom kW Standard Motor & Drive External Static Pressure (Pascals) 1.12 Nom kW Standard Motor &...

  • Page 23

    Table PD-10 — Belt Drive Evaporator Fan Performance -TSC090AD - Downflow Configuration (SI) 1.50 Nom kW Standard Motor & Low Static Drive 4080 4590 5100 0.61 5610 0.69 0.77 6120 0.88 0.96 External Static Pressure (Pascals) 1.50 Nom kW Std Motor &...

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    Table PD-11 — Belt Drive Evaporator Fan Performance -TSC090AD - Horizontal Configuration (SI) 1.50 Nom kW Std Motor & Low Static Drive 4080 0.42 4590 0.51 0.56 5100 0.68 0.74 5610 0.89 0.96 6120 1.14 1.22 1.50 Nom kW Standard Motor & Drive External Static Pressure (Pascals) 1.50 Nom kW Standard Motor &...

  • Page 25

    Table PD-12 — Belt Drive Evaporator Fan Performance -TSC102AD - Downflow Configuration (SI) 1.50 Nom kW Standard Motor & Low Static Drive 4620 5200 5780 0.51 6350 0.56 0.64 6930 0.71 0.80 1.50 Nom kW Std Mtr & Drive 4620 1.11 1.21 5200...

  • Page 26

    Table PD-13 — Belt Drive Evaporator Fan Performance -TSC102AD - Horizontal Configuration (SI) 1.50 Nom kW Std Mtr & Low Static Drive 4620 5200 0.51 0.57 5780 0.68 0.75 6350 0.89 0.97 6930 1.14 1.23 1.50 Nom kW Standard Motor & High Static Drive 4620 1.25 1.33...

  • Page 27

    Table PD-14 — Belt Drive Evaporator Fan Performance -TSC120AD - 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 & Drive 5440 1.36 1.47 6120...

  • Page 28

    Table PD-15 — Belt Drive Evaporator Fan Performance -TSC120AD - 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 Std Mtr & Drive 5440 1029 1.64...

  • Page 29

    RT-PRC016-EN Performance Data Table PD-16 — Standard Motor & Sheave/Fan Speed (RPM) Unit 6 Turns 5 Turns 4 Turns Model No. Open Open Open TSC060AD TSC072AD TSC090AD TSC102AD TSC120AD Factory set at 3 turns open Table PD-17 — Standard Motor & Low Static Drive Accessory Sheave/Fan Speed (RPM) Unit 6 Turns 5 Turns...

  • Page 30

    Table PD-21 — Static Pressure Drops Through Accessories - (Pascals) Unit Airflow Standard Pleated Filters Model No. Filters (50 mm) TSC060AD 2720 3400 4080 TSC072AD 3260 4080 4890 TSC090AD 4080 5100 6120 TSC102AD 4620 5780 6930 TSC120AD 5440 6800 8160 Notes: 1.

  • Page 31

    RT-PRC016-EN Performance Data Table PD-23 — Auxiliary Electric Heat Capacity (SI) Total Unit Unit Model No. Voltage 7.5 / 9.0 TSC060AD 380-415/50/3 10.9 / 13.0 14.4 / 17.2 11.3 / 13.5 TSC072AD 380-415/50/3 16.9 / 20.2 22.6 / 26.9 11.3 / 13.5 TSC090AD 380-415/50/3 16.9 / 20.2...

  • Page 32

    Table PD-24 — Air Temperature Rise Across Electric Heaters (Degrees C) 380V / 415V Voltage Stages 07.5 / 09.0 380-415/50/3 10.9 / 13.0 380-415/50/3 11.3 / 13.5 380-415/50/3 14.4 / 17.2 380-415/50/3 16.9 / 20.2 380-415/50/3 22.6 / 26.9 380-415/50/3 33.8 / 40.4 380-415/50/3 Note:...

  • Page 33

    Integrated Comfort ™ System — Sensor(s) available with optional temperature adjustment and override buttons to provide central control through a Trane Integrated ™ Comfort system. Conventional Thermostats Conventional Thermostats are the building occupant’s comfort control devises when a generic thermostat is desired.

  • Page 34

    Table ED-1 — Unit Wiring Unit Unit Operating Model No. Voltage Range TSC060AD 342-456 TSC072AD 342-456 TSC090AD 342-456 TSC102AD 342-456 TSC120AD 342-456 Notes: 1. All units to be installed under local codes Table ED-2 — Unit Wiring With Electric Heat Single Point Connection — 380-415 Volts Unit Heater Heater...

  • Page 35

    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. RT-PRC016-EN Jobsite Connections...

  • Page 36

    All dimensions are in inches/millimeters. TSC060 Dimensional Data TSC060 RT-PRC016-EN...

  • Page 37: Dimensional Data

    All dimensions are in inches/millimeters. TSC060 — Downflow Airflow Supply/Return TSC060 — Horizontal Airflow Supply/Return TSC060 — Unit Clearance and Roof Opening RT-PRC016-EN Dimensional Data TSC060...

  • Page 38

    All dimensions are in inches/millimeters. TSC060 — Roof Curb TSC060 — Downflow Duct Connections — Field Fabricated Dimensional Data TSC060 RT-PRC016-EN...

  • Page 39

    All dimensions are in inches/millimeters. TSC072-090 TSC102-120 RT-PRC016-EN Dimensional Data TSC072-120...

  • Page 40

    All dimensions are in inches/millimeters. TSC072-120 — Downflow Airflow Supply and Return TSC072-120 — Horizontal Airflow Supply and Return TSC072-120 — Unit Clearance and Roof Opening Dimensional Data TSC072-120 RT-PRC016-EN...

  • Page 41

    All dimensions are in inches/millimeters. TSC072-120 — Roof Curb TSC072-120 — Downflow Duct Connections — Field Fabricated RT-PRC016-EN Dimensional Data TSC072-120 ALL FLANGES 1 1/4” (31 MM)

  • Page 42

    All dimensions are in inches/millimeters. TSC060 — Economizer , Manual or Motorized Fresh Air Damper TSC060 Dimensional Options/Accessories Data TSC060 — Swing Diameter for Hinged Doors Option TSC060 — Barometric Relief Damper Hood RT-PRC016-EN...

  • Page 43

    All dimensions are in inches/millimeters. RT-PRC016-EN Dimensional Data TSC072-120 — Economizer and Barometric Relief Damper Hoods TSC072-120 — Swing Diameter for Hinged Door(s) Option TSC072-120 Options/Accessories...

  • Page 44

    Table W-1 - Maximum Unit and Corner Weights and Center of Gravity Dimensions (SI) Maximum Weights (kg) Unit Model No. Shipping TSC060AD TSC072AD TSC090AD TSC102AD TSC120AD Notes: (1) Corner weights are given for information only. All models must be supported continuously by a curb or equivalent frame support. (2) Weights are approximate.

  • Page 45

    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...

  • Page 46: Mechanical Specifications

    Accessories/Options 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 unitary control processor (UCP).

  • Page 47

    Mechanical Specifications Control Options Comm-3/4 Trane Communication Interface This factory or field-installed option shall be provided to interface microprocessor controlled units with the Trane Integrated Comfort ™ systems. Comm-5 LonTalk Communication Interface This factory or field-installed option shall be provided to allow the unit to...

  • Page 48

    Literature Order Number RT-PRC016-EN PL -UN-000-RT -PRC016-EN-02-04 File Number Supersedes PL -UN-000-RT -PRC016-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...

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