Trane CGAX/CXAX Manual
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Trane CGAX/CXAX Manual

Scroll compressor 42-160 kw
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Conquest air-cooled chillers
and heat pumps
Scroll compressor
Model CGAX/CXAX
42-160 kW
CG-PRC026C-GB

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Summary of Contents for Trane CGAX/CXAX

  • Page 1 Conquest air-cooled chillers and heat pumps Scroll compressor Model CGAX/CXAX 42-160 kW CG-PRC026C-GB...

  • Page 2: Introduction

    Introduction Trane is a leader in the air-cooled chillers marketplace, Acoustic Package thanks to excellence in design and manufacturing. Two acoustical package options are available: This tradition of excellence is present in the Conquest air-cooled scroll compressor chillers range, a new •...

  • Page 3: Table Of Contents

    Table of Contents Introduction ....................... 2 Features and Benefi ts ..................4 Application Considerations ................7 Unit Placement ....................10 Model Number Description ................12 General Data ....................14 Dimensional Data .................... 30 Electrical Data ....................33 Hydraulic Data ....................37 Sound Data ......................

  • Page 4: Features And Benefi Ts

    Features and Benefits Reliability Compressors A robust design of the compressor and refrigerant Direct drive, low speed, new generation of scroll circuit has been validated by an extensive program compressor, with few moving parts, providing high of operational tests, in extreme conditions, to ensure effi...
  • Page 5 Features and Benefi ts Microchannel condensing coils on cooling- Electronic Expansion Valve only units Electronic expansion valve enables tight chilled water temperature control and low superheat, resulting in Conquest chillers are equipped with microchannel more effi cient full-load and part-load operation. condensing coils allowing excellent heat transfer and a dramatic improvement of corrosion resistance versus Application versatility...
  • Page 6 Features and Benefi ts Figure 6 - Heat Pump Model CXAX operating map Heating Mode Cooling Mode Heating Mode Cooling Mode LWT (°C) LWT (°C) LWT (°C) LWT (°C) LWT = Leaving water temperature Amb Air T = Ambient air temperature A = Standard operating map B = Low ambient operating map (Variable air fl...

  • Page 7: Application Considerations

    CH535 which protects the in Trane air-cooled Conquest chiller. Usage of either chiller from operating in loss of fl ow conditions. will lead to a shortened life. Trane encourages the employment of a qualifi ed water treatment specialist, Leaving Water Temperature Limits...
  • Page 8 Application Considerations Supply Water Temperature Drop Avoidance of Short Water Loops Full load chilled water temperature drops from 3.3 °C to Adequate chilled water system water volume is an 10°C may be used as long as minimum and maximum important system design parameter because it provides water temperature and minimum and maximum fl...
  • Page 9 Whenever two or more units are used on one chilled water loop, Trane recommends that their operation be coordinated with a higher level system controller for best system effi ciency and reliability. The Trane Tracer system has advanced chilled plant control capabilities designed to provide such operation.

  • Page 10: Unit Placement

    IOM. Manuals are available through the local and routine maintenance requirements. Local code Trane offi ce. requirements may take precedence. HVAC equipment must be located to minimize sound and vibration transmission to the occupied spaces of Unit Location the building structure it serves.
  • Page 11 Unit Placement Provide Suffi cient Unit-to-Unit Clearance Units should be separated from each other by suffi cient distance to prevent warm air recirculation or coil starvation. Doubling the recommended single unit air-cooled chiller clearances will generally prove to be adequate. Walled Enclosure Installations When the unit is placed in an enclosure or small depression, the top of the surrounding walls should be...

  • Page 12: Model Number Description

    Model Number Description Digit 1-4 — Chiller Model Digit 18 — Freeze Protection (Factory-Installed Only) CGAX: Cooling-only unit X: Without freeze protection CXAX: Heat pump unit 2: With freeze protection by heaters 3: With freeze protection by pump activation Digit 5-7 — Unit Nominal Size 015: 15 ton Digit 19, 20 —...
  • Page 13 Model Number Description Digit 33 — Smart Sequencer Digit 44 — Literature Language X: None B: Spanish C: English Digit 34 — Open for future options D: German E: French Digit 35 — Hydraulic Module/Pump package type H: Dutch X: Without contactors J: Italian 2: Only contactors single pump M: Swedish...

  • Page 14: General Data

    General Data Table 1 - CGAX Standard effi ciency and Standard Noise CGAX CGAX CGAX CGAX CGAX CGAX CGAX Eurovent Performances (1) SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 2.98 2.88...

  • Page 15: Without Hym

    General Data Table 1 - CGAX Standard effi ciency and Standard Noise (continued) CGAX CGAX CGAX CGAX CGAX CGAX CGAX SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN Eurovent Performances (1) Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 2.92...

  • Page 16: Without Hym

    General Data Table 2 - CGAX Standard effi ciency and Low Noise CGAX CGAX CGAX CGAX CGAX CGAX CGAX Eurovent Performances (1) SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 2.98 2.88...

  • Page 17: Without Hym

    General Data Table 2 - CGAX Standard effi ciency and Low Noise (continued) CGAX CGAX CGAX CGAX CGAX CGAX CGAX SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN Eurovent Performances (1) Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 2.92...

  • Page 18: Without Hym

    General Data Table 3 - CGAX High Effi ciency and Standard Noise CGAX CGAX CGAX CGAX CGAX CGAX CGAX Eurovent Performances (1) HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN Net Cooling Capacity (kW) Total Power input in cooling (kW) 2.98 2.88 3.08 2.95...

  • Page 19: Without Hym

    General Data Table 3 - CGAX High Effi ciency and Standard Noise (continued) CGAX CGAX CGAX CGAX CGAX CGAX CGAX HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN Eurovent Performances (1) Net Cooling Capacity (kW) Total Power input in cooling (kW) 2.92 3.08 2.79...

  • Page 20: Without Hym

    General Data Table 4 - CGAX High Effi ciency and Low Noise CGAX CGAX CGAX CGAX CGAX CGAX CGAX Eurovent Performances (1) HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN Net Cooling Capacity (kW) Total Power input in cooling (kW) 2.98 2.88 3.08 2.95...

  • Page 21: Without Hym

    General Data Table 4 - CGAX High Effi ciency and Low Noise (continued) CGAX CGAX CGAX CGAX CGAX CGAX CGAX HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN Eurovent Performances (1) Net Cooling Capacity (kW) Total Power input in cooling (kW) 2.92 3.08 2.79...

  • Page 22: Without Hym

    General Data Table 5 - CXAX Standard effi ciency and Standard Noise CXAX CXAX CXAX CXAX CXAX CXAX CXAX SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN Eurovent Performances (1) Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 2.90 2.83...

  • Page 23: Without Hym

    General Data Table 5 - CXAX Standard effi ciency and Standard Noise (continued) CXAX CXAX CXAX CXAX CXAX CXAX CXAX SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN SE-SN Eurovent Performances (1) Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 3.00...

  • Page 24: Without Hym

    General Data Table 6 - CXAX Standard effi ciency and Low Noise CXAX CXAX CXAX CXAX CXAX CXAX CXAX Eurovent Performances (1) SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 3.01 2.93...

  • Page 25: Without Hym

    General Data Table 6 - CXAX Standard effi ciency and Low Noise (continued) CXAX CXAX CXAX CXAX CXAX CXAX CXAX Eurovent Performances (1) SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN SE-LN Net Cooling Capacity (kW) Total Power input in cooling (kW) Total Power input in cooling - HESP Option (100Pa) (kW) 3.06...

  • Page 26: Without Hym

    General Data Table 7 - CXAX High Effi ciency and Standard Noise CXAX CXAX CXAX CXAX CXAX CXAX CXAX Eurovent Performances (1) HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN Net Cooling Capacity (kW) Total Power input in cooling (kW) 2.90 2.83 2.91 2.97...

  • Page 27: Without Hym

    General Data Table 7 - CXAX High Effi ciency and Standard Noise (continued) CXAX CXAX CXAX CXAX CXAX CXAX CXAX Eurovent Performances (1) HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN HE-SN Net Cooling Capacity (kW) Total Power input in cooling (kW) 3.00 2.88 2.81...

  • Page 28: Without Hym

    General Data Table 8 - CXAX High Effi ciency and Low Noise CXAX CXAX CXAX CXAX CXAX CXAX CXAX Eurovent Performances (1) HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN Net Cooling Capacity (kW) Total Power input in cooling (kW) 2.90 2.83 2.91 2.97...

  • Page 29: Without Hym

    General Data Table 8 - CXAX High Effi ciency and Low Noise (continued) CXAX CXAX CXAX CXAX CXAX CXAX CXAX Eurovent Performances (1) HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN HE-LN Net Cooling Capacity (kW) Total Power input in cooling (kW) 3.00 2.88 2.81...

  • Page 30: Dimensional Data

    Dimensional Data CG-PRC026C-GB...
  • Page 31 Dimensional Data CG-PRC026C-GB...
  • Page 32 Dimensional Data CG-PRC026C-GB...

  • Page 33: Electrical Data

    Electrical Data Table 9 - CGAX - CXAX SE-SA-SN or LN Electrical Characteristics Base unit amps at 400V / 3Ph / 50Hz Start up amp Max Power Unit Type Max Amps Power input Without soft With soft Factor (kW) starter (A) starter (A) CGAX - CXAX 015 SE-SA-SN or LN...
  • Page 34 Electrical Data Table 11 - CGAX - CXAX HESP Electrical Characteristics / CGAX - CXAX HE Electrical Characteristics Base unit amps at 400V / 3Ph / 50Hz Start up amp Max Power Unit Type Max Amps Power input Without soft With soft Factor (kW)
  • Page 35 Electrical Data Table 13 - CGAX-CXAX SE-SA Condenser fans Electrical Data Condenser fan Circuit 1 (Fan 1 / 2 / 3) Circuit 2 (Fan 1 / 2) Unit Type Power input (kW) Amps Power input (kW) Amps CGAX-CXAX 015 SE-SA 0.89 /0 /0 2.2 /0 /0 0 /0...
  • Page 36 Electrical Data Table 15 - CGAX-CXAX HE or HESP Condenser fans Electrical Data Condenser fan Circuit 1 (Fan 1 / 2 / 3) Circuit 2 (Fan 1 / 2) Unit Type Power input (kW) Amps Power input (kW) Amps CGAX-CXAX 015 HE or HESP 1.95/0/0 3/0/0...

  • Page 37: Hydraulic Data

    Hydraulic Data CGAX Unit without pump package (Pressure drop) 036 - 039 - 045 035 - 040 - 046 017 - 020 - 023 052 - 060 026 - 030 Water fl ow (m CGAX Single/Dual pump - Standard head pressure (Avail.
  • Page 38 Hydraulic Data CXAX Unit without pump package (Pressure drop) 035 - 046 036 - 039 - 045 052 - 060 015 - 017 020 - 023 - 026 - 030 Water fl ow (m CXAX Single/Twin pump - Standard head pressure (Avail.

  • Page 39: Cgax 039 Cgax 045 Cgax 035 Cgax 040 Cgax 046 Cgax 052 Cgax

    Hydraulic Data Table 17 - Water fl ow limits Minimum water Flow Maximum water Flow Unit type (l/s) (l/s) CGAX 11.3 CGAX 12.8 CGAX 15.4 CGAX 17.2 CGAX 19.7 CGAX 21.8 CGAX 25.0 CGAX 28.3 CGAX 10.8 32.5 CGAX 25.3 CGAX 10.0 30.1...

  • Page 40: Sound Data

    Sound Data Table 18 - Overall Sound Power Level at full load and 35°C ambient temperature - SE-HE versions Unit Type 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz Global dBA CGAX 015 SN 75 dB 80 dB...
  • Page 41 Sound Data Unit Type 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz Global dBA CXAX 015 LN 77 dB 84 dB 75 dB 71 dB 74 dB 70 dB 62 dB 51 dB 78 dBA CXAX 017 LN...
  • Page 42 Sound Data Sound pressure level at 10m - SE-HE versions Unit Type 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz Global dBA CXAX 015 SN 45 dB 52 dB 50 dB 49 dB 51 dB 46 dB 40 dB...
  • Page 43 Sound Data Table 20 - Overall Sound Power Level at full load and 35°C ambient temperature - HESP version Unit Type 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz Global dBA CGAX 015 HESP 75 dB 84 dB...
  • Page 44 Sound Data Table 21 - Overall Sound pressure level at 10m - HESP version Unit Type 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz Global dBA CGAX 015 HESP 45 dB 54 dB 52 dB 50 dB 51 dB...

  • Page 45: Typical Unit Schematics

    Typical Unit Schematics Figure 10 - Hydraulic Module water chart 1 - Single or Dual Pump 2 - Water Strainer 5 - Valve for pressure point 6 - Expansion tank 7 - Water pressure point 8 - Brazed Plate Heat Exchanger 10 - Manual air bleed 11 - Drain valve 12 - Optional Freeze protection...
  • Page 46 Typical Unit Schematics Figure 11 - Refrigerant Chart Cooling-only Units CG-PRC026C-GB...
  • Page 47 Typical Unit Schematics Figure 12 - Refrigerant Chart Heat Pump Units CG-PRC026C-GB...

  • Page 48: Mechanical Specifi Cations

    Unit is delivered with refrigerant charge. operating oil charge factory supplied and checked (Trane Maximum operating pressure on water side does not recommended oil OIL 0057E or OIL 0058E).
  • Page 49 Mechanical Specifications Electrical panel Chiller Control System CH535 Unit is provided with a weatherproof control and Chilled water temperature control is fulfi lled through a IP54 power panel with a single point connection with microprocessor based controller monitoring water and disconnect switch.

  • Page 50: Options

    Trane, that the customer must install on the water loop, in a freeze protected area. A regulation valve should be For Heat Pump units (CXAX) pre-coated aluminium installed on the by-pass line.
  • Page 51 Notes CG-PRC026C-GB...
  • Page 52 HVAC systems, comprehensive building services and parts. For more information visit www.Trane.com Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifi cations without notice. © 2016 Trane All rights reserved We are committed to using environmentally conscious print practices that reduce waste.

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