3
C) Drain the water from the system prior to any ambient temperature dropping below freezing [32°F (0°C)].
•
Ensure supply wiring is free of defects and properly protected.
•
It is prohibited to disconnect or short circuit any safety devices.
•
Ensure three-phase power is connected properly to avoid reverse rotation or phase loss. Operation with
reverse phase will cause serious damage to the unit.
•
Power wiring must be protected by a rubber gasket, otherwise water could damage electrical components
and result in risk of electric shock
.
Detailed explanation of structure
ccHPWH series is composed of compressor, evaporator (hydrophilic finned heat exchanger), condenser
(brazed plate heat exchanger), throttling device (electronic expansion valve), liquid injection enthalpy increase
system, sheet metal parts of box structure, refrigerant system copper pipe, temperature sensors, pressure
switch, electronic control system and other main components. The explosion diagram of the product is as
follows:
Summary of Contents for ccHPWH Series
Page 11: ...8 III Product specification 1 Dimensions Unit inch ccHPWH275 S ccHPWH275 D ...
Page 12: ...9 ccHPWH550 S ccHPWH550 D ...
Page 26: ...23 2 Wiring diagram ccHPWH275 S ccHPWH275 D ...
Page 27: ...24 ccHPWH550 S ccHPWH550 D ...
Page 42: ...39 Schematic diagram of control wiring and code dialing of each module ...
