64
Appendix Heat Pump Chiller 140-210
Control and regulation
Description
POL687/096
CHILLER controller
T1
CHILLER controller transformer
FFT
Fuse carrier secondary circuit of t1
FT1/2
Additional magneto-thermal circuit breaker for circuit 1 compressors
FT3/4
Additional magneto-thermal circuit breaker for circuit 2 compressors
FTOF1-L
Additional magneto-thermal circuit breaker for circuit 1 outdoor fans
FTOF1-H
Additional magneto-thermal circuit breaker for circuit 1 outdoor fans
FTOF2-L
Additional magneto-thermal circuit breaker for circuit 2 outdoor fans
FTOF2-H
Additional magneto-thermal circuit breaker for circuit 2 outdoor fans
FOFA/B
Internal protection for circuit 1 outdoor fan motors
FOFC/D
Internal protection for circuit 2 outdoor fan motors
FS
Flow switch
WPS
Low water pressure switch (optional)
HP1
Circuit 1 high pressure pressostats automatic reset
HP2
Circuit 2 high pressure pressostats automatic reset
EEV1
Circuit 1 electronic expansion valve
EEV2
Circuit 2 electronic expansion valve
K1/2
Circuit 1 compressor power circuit contactor
K3/4
Circuit 2 compressor power circuit contactor
RAG
Antifreeze electric heater
RV1
Circuit 1 4-way cycle reversing valve (optional)
RV2
Circuit 2 4-way cycle reversing valve (optional)
KA1
Three phase network control contactor
FPE1
Circuit 1 low pressure transducer
FPE2
Circuit 2 low pressure transducer
FPC1
Circuit 1 high pressure transducer
FPC2
Circuit 2 high pressure transducer
OCT1
Circuit 1 condenser outdoor temperature sensor
OCT2
Circuit 2 condenser outdoor temperature sensor
CDT1
Circuit 1 discharge temperature sensor
CDT2
Circuit 2 discharge temperature sensor
CST1
Circuit 1 suction temperature sensor
CST2
Circuit 2 suction temperature sensor
OAT
Outdoor air temperature sensor
EWT
Inlet water temperature sensor
LWT
Outlet water temperature sensor
S1
Circuit 1, compressor 1 internal safety device
S3
Circuit 2, compressor 1 internal safety device
SM1
ON/OFF switch
SD/N
Night / day switch (not supplied)
SS/W
Summer / winter (closed in winter) (not supplied)
Legend
To Next Page
Loading...