6.APPENDIX
6.APPENDIX
6.1 Circuit diagram
TO POWER
TO PUMP
SUPPLY
AT Ambient temperature
COMP Compressor
CT Coil temperature
EEV Electronic expansion valve
ET Exhaust temperature
FM Fan motor
FS Flow switch
HP High pressure protection
IT Inlet water temperature
K2 Relay of pump
LP Low pressure protection
OT Outlet water temperature
PM Phase monitor
SUT Suction temperature
4V 4way valve
Controller
Pressure sensor
(SUT)
Reactor
Remote
ON/OFF