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Chiller/Heater Performance Data
This manual uses a typical 120-ton water-cooled chiller/
heater consisting of four modules with brazed plate heat
exchangers and condensers for example purposes. (See
Table 12. PolyTherm chiller/heater example specifications
Chiller/Heater (Four 30-ton Modules (TPWCCMV0300T3-MM-HR-3HX)
Evaporator Type:
Brazed plate
Condenser:
Brazed plate
Source/Sink Hx:
Brazed plate
Load
EFT = 55 °F (13 °C)
LFT = 45 °F (7 °C)
Flow Rate:
600 gpm
Pressure Drop:
3.8 psi
Cooling Capacity:
3,480,000 btu/hr (290 tons)
Load
EFT = 100 °F (38 °C)
LFT = 120 °F (49 °C)
Flow Rate:
300 gpm
Pressure Drop:
1.6 psi
Cooling Capacity:
2,968,000 Btu/hr (870 kW)
Load (Cold)
EFT = 55 °F (13 °C)
LFT = 45 °F (7 °C)
Flow Rate:
476 gpm
Pressure Drop:
2.7 psi
Cooling Capacity:
2,380,000 Btu/hr (198.3 tons)
Heating Capacity:
3,480,000 Btu/hr (1,010 kW)
Key: Btu/hr = British Thermal Units per hour; EFT = Entering Fluid Temperature; gpm = gallons per minute; Hx = Heat
exchanger; kW = kilowatt; LFT = Leaving Fluid Temperature; psi = pounds per square inch.
54
Fluid: Water
Fluid: Water
Fluid: 30% Glycol
Cooling Mode
EFT = 65 °F (18 °C)
Flow Rate:
Pressure Drop:
Heating Mode
EFT = 60 °F (16 °C)
Flow Rate:
Pressure Drop:
Simultaneous Heating and Cooling Mode
EFT = 100 °F (38 °C)
Flow Rate:
Pressure Drop:
Table below) The model number and a chiller/heater's
precise configuration can be found on the model
nameplate. See
Figure 1, p.
Source/Sink Heat Exchanger
LFT = 77 °F (25 °C)
650 gpm
4.2 psi
Source/Sink Heat Exchanger
LFT = 50 °F (10 °C)
424 gpm
2.4 psi
Load (Hot)
LFT = 120 °F (49 °C)
346 gpm
2.0 psi
7.
ARTC-SVX005A-EN
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