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Packaged Heat Pumps
Voyager™
12½ to 20 Tons — 60 Hz
PKGP-PRC001-EN
September 2004
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Introduction Packaged Rooftop Air Conditioners Through the years, Trane has designed Trane customers demand products that and developed the most complete line of provide exceptional reliability, meet Packaged Rooftop products available in stringent performance requirements, and the market today. Trane was the first to are competitively priced. Trane delivers introduce the Micro—microelectronic with Voyager. unit controls—and has continued to Voyager features cutting edge improve and revolutiona
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Contents 2 Introduction Features and Benefits 4 Application Considerations 9 Selection Procedure 10 Model Number Description 11 General Data 12 Performance Data 14 Cooling Performance 14 Fan Performance 17 Heating Performance 22 Controls 26 Electric Power 27 Dimension and Weights 38 Mechanical Specifications 48 PKGP-PRC001-EN 3
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Features and Benefits Factory Installed Options Field Installed Options Black Epoxy Pre-Coated Coils CO Sensing 2 High Efficiency Motors Digital Display Zone Sensor High Pressure Cutout Dual Thermistor Remote Zone Sensor Hinged Access Doors High Static Drive Powered or Unpowered Convenience Manual Outside Air Damper Outlet Motorized Outside Air Dampers Supply and/or Return Air Smoke Powered Exhaust Detector Downflow – Roof Curb Through the Base Electrical with Circu
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Features and Benefits Quality and Reliability are enhanced ReliaTel Makes Testing Easy Easy to Install, Service and through ReliaTel control and logic: ReliaTel requires no special tools to run Maintain the Voyager unit through its paces. —prevents the unit from short cycling, Because today’s owners are very cost- Simply place a jumper between Test 1 considerably improving conscious when it comes to service and and Test 2 terminals on the Low Voltage compressor life. maintenance, the Trane Voyag
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Features and Benefits Condenser Coil High Static Drive Accessory Outstanding Standard and Voyager boasts a patent-pending 1+1+1 Available on many models, this high Optional Components condenser coil, permanently gapped for static drive accessory extends the easy cleaning. capability of the standard motor. Avoid Black Epoxy Pre-Coated Coils expensive motors and operating costs by The pre-coated coils are an economical installing this optimized sheave option for protection in mildly corrosive acce
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Features and Benefits Reference or Comparative Enthalpy VariTrac Actual shipping tests were performed to Measures and communicates humidity When T rane’ s changeover VA V System determine packaging requirements. Units while maximizing comfort control. for light commercial applications is were test shipped around the country to coupled with Voyager, it provides the determine the best packaging. Factory Sloped Drain Pans latest in technological advances for shake and drop tests were used as part S
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Features and Benefits Powered or Unpowered Convenience Factory Installed Options Easy to Install and Service Outlet A wide variety of Factory Installed Conversionless Units This option is a GFCI, 120v/15amp, 2 plug, Options (FIOPs) are available. The dedicated design units (either convenience outlet, either powered or downflow or horizontal) require no panel Added Efficiency unpowered. This option can only be removal or alteration time to convert in ordered when the Through the Base Airflow the
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Application Considerations Application of this product should be Power Exhaust Accessory within the cataloged airflow and cooling The power exhaust accessory is considerations. available on all downflow units. This accessory can be field installed and will Low Ambient Cooling assist in relieving building pressurization. This Voyager line features, as standard, low ambient cooling down to 0°F . Contact Condensate T rap your local Trane Representative for more The evaporator is a draw-thru assist
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Selection Procedures To Find Capacity at Intermediate Cooling Capacity Heating Capacity Conditions Step 1 Step 1 When the design conditions are between Calculate the building heating load using Calculate the building’s total and sensible two numbers that are in the capacity the Trane calculation form or other cooling loads at design conditions. Use table, interpolation is required to standard accepted method. the Tranecalculation form or any other approximate the capacity. standard accepted meth
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Model Number Description Packaged Heat Pump Unit Model Nomenclature W C D 150 C 3 0 0 B A 12 3 456 7 8 9 10 11 12 Digits 1,2 Product Type Digits 9, 10 - Factory Installed Options WC = Heat Pump, Packaged WF = With Factory Installed Options 00 = Packed Stock, No Options 0A= Factory Installed Downflow Economizer Digit 3 - Airflow Configuration 0B = Oversize Motor D = Downflow 0C = Downflow Economizer and Oversize H = Horizontal Motor 0F = Trane Communications Interface (TCI) 0G =Downflow Economi
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General Data (12½ T on) Table GD-1 — General Data 12½ Ton Downflow and Horizontal Units WCD150B3, B4, BW WCH150B3, B4, BW 1 Cooling Performance Gross Cooling Capacity 152,00 152,000 2 EER 9.5 9.5 Nominal CFM / ARI Rated CFM 4,400 / 4,400 4,400 / 4,400 ARI Net Cooling Capacity 144,000 144,000 3 Integrated Part Load Value 9.9 9.9 System Power KW 15.16 15.16 1 Heating Performance High Temp. Btuh Rating 135,000 132,000 System Power KW/COP 12.76/3.10 12.48/3.10 Low Temp. Btuh Rating 78,000 72,000 Sys
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General Data (15, 20 Ton) Table GD-2 — General Data 15 Ton Downflow and Horizontal Units 20 Ton Downflow and Horizontal Units WC*180B3, B4, BW WCD240B3, B4, BW WCH240B3, B4, BW 1 Cooling Performance Gross Cooling Capacity 180,000 233,000 237,000 2 EER 9.6 9.8 10.5 Nominal CFM / ARI Rated CFM 6,000 / 5,300 8,000 / 8,000 8,000/7,000 ARI Net Cooling Capacity 168,000 222,000 224,000 3 Integrated Part Load Value 10.0 9.7 10.3 System Power KW 17.50 22.2 21.3 1 Heating Performance High Temp. Btuh Rati
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Performance Data (12½ T on) Table PD-1 — Gross Cooling Capacities (MBh) 12½ Ton Downflow Three Phase WCD150B Ambient T emperature (F) 85 95 105 115 Enter. Dry Entering Wet Bulb (F) CFM Bulb 61 67 73 61 67 73 61 67 73 61 67 73 Airflow (F) MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC 75 140.0 113.0 153.0 90.8 158.0 57.9 128.0 106.0 149.0 83.3 160.0 56.3 116.0 99.8 137.0 83.3 157.0 53.5 104.0 93.3 124.0 77.1 148.0 48.9 4500 80 141.0 134.0 154.0 105
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Performance Data (15 Ton) Table PD-3 — Gross Cooling Capacities (MBh) 15 Ton Downflow and Horizontal Three Phase WC*180B Ambient Temperature ( F) 85 95 105 115 Enter. CFM Dry Entering Wet Bulb (F) Bulb 61 67 73 61 67 73 61 67 73 61 67 73 Airflow (F) MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC 75 162.3 130.3 184.5 103.3 194.1 71.1 150.5 124.1 176.5 99.0 190.3 68.4 137.5 117.3 163.6 93.0 185.5 65.5 124.8 110.8 149.4 94.8 176.1 61.2 80 163.8 154.
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Performance Data (20 T on) Table PD-4 — Gross Cooling Capacities (MBh) 20 Ton Downflow Three Phase WCD240B Ambient T emperature (F) 85 95 105 115 Enter. CFM Dry Entering Wet Bulb (F) Bulb 61 67 73 61 67 73 61 67 73 61 67 73 Airflow (F) MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC MBH SHC 75 212.0 177.0 233.0 137.0 243.0 89.7 198.0 173.0 228.0 133.0 244.0 87.3 179.0 164.0 211.0 130.0 239.0 83.1 160.0 154.0 189.0 115.0 225.0 76.8 80 219.0 218.0 234.0 165.
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Performance Data (12½ T on) Table PD-6 — Evaporator Fan Performance — 12½ Ton — WC*150B External Static Pressure (Inches of Water) .10 .20 .30 .40 .50 .60 .70 .80 .90 1.00 CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 3 HP Standard Motor & Field Supplied Low Static Drive (1) 3 HP Standard Motor & Drive 4000 — — 506 0.69 537 0.80 568 0.92 599 1.03 631 1.15 662 1.26 694 1.37 726 1.48 756 1.59 4500 511 0.87 541 0.98 572 1.09 603 1.21 634 1.32 664 1.43 693 1.55
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Performance Data (15 Ton) Table PD-7 — Evaporator Fan Performance — 15 Ton — WCD180B External Static Pressure (Inches of Water) .10 .20 .30 .40 .50 .60 .70 .80 .90 1.00 CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 3 HP Standard Motor Drive 4800 691 1.64 723 1.81 751 1.97 778 2.13 808 2.32 836 2.51 861 2.68 885 2.86 909 3.04 931 3.22 5400 769 2.29 799 2.48 826 2.66 850 2.83 874 3.02 900 3.23 926 3.45 950 3.65 972 3.86 993 4.05 6000 848 3.09 875 3.30 901 3.51
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Performance Data (20 T on) Table PD-9 — Evaporator Fan Performance — 20 Ton — WC*240B External Static Pressure (Inches of Water) .10 .20 .30 .40 .50 .60 .70 .80 .90 1.00 CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 5 HP Standard Motor & Field Supplied Low Static Drive (1) 5 HP Standard Motor & Drive 6400 — — 531 1.80 556 1.97 582 2.14 610 2.28 634 2.44 658 2.61 681 2.79 705 2.98 729 3.19 7200 552 2.23 576 2.16 605 2.60 631 2.81 655 3.00 678 3.18 701 3.36 72
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Performance Data (12½ - 20 Tons) Table PD-10 — Standard Motor & Drive/Fan Speed (RPM) Unit 6 Turns 5 Turns 4 Turns 3 Turns 2 Turns 1 Turn Tons Model No. Open Open Open Open Open Open Closed 12½ WC*150B 640 680 720 760 800 840 N/A 15 WC*180B 679 721 764 806 849 891 N/A 20 WC*240B 615 659 703 747 791 835 N/A Factory set at 3 turns open. Table PD-11 — Standard Motor With High Static Drive Fan Speed (RPM) Unit 6 Turns 5 Turns 4 Turns 3 Turns 2 Turns 1 Turn Tons Model No. Open Open Open Open Open Ope
