Air-to-water Heat Pump
41
MONOBLOC TYPE
CN31
Signals 1, 2, 3, 4, power supply 5
CN18
Interface to the variable-frequency water pump
CN19
Interface to the variable-frequency water pump
CN15
20K temperature sensor (inlet water)
CN15
20K temperature sensor (outlet water)
CN15
20K temperature sensor (refrigerant liquid line)
CN16
20K temperature sensor (refrigerant vapor line)
CN16
10K temperature sensor (leaving water for the auxiliary electric heater)
CN16
20K temperature sensor (reserved)
CN8
15K temperature sensor (room) (CN5)
CN9
10K temperature sensor (room) (CN6)
CN7
Temperature sensor
CN6
Temperature sensor (CN9)
CN5
Temperature sensor (CN8)
CN20
Thermostat
CN21
Detection to welding protection for the auxiliary electric heater 1
CN22
Detection to welding protection for the auxiliary electric heater 2
CN23
Detection to welding protection for the water tank electric heater
CN24
Door-guard detection
CN25
Flow switch
CN26
Reserved
CN1
485-112V 4-pin
CN2
485-1communiction without12V 4-pin
CN3
485-2 communication without 12V 3-pin
CN4
485-2 communication with 12V 4-pin
CN5
T-SENSOR1
T-SENSOR2
T-SENSOR3
CN2
HPP
LPP
COM- ESPE2
COM- ESPE1
CN9
CN8
CN7
H_PRESS
FA
FB
HEAT
VA-1
4V
AC-L AC-N
F1
PWR1
DC-M OTORO
DC-M OTORO1
Summary of Contents for GRS-CQ12Pd/NhG-K
Page 2: ......
Page 24: ...Air to water Heat Pump 20 MONOBLOC TYPE 4 6 8kW Unit 10 12 14 16kW Unit ...
Page 62: ......
Page 84: ...Bomba de calor aire agua 20 4 6 8 kW Unidad 10 12 14 16 kW Unidad ...
Page 122: ......
Page 144: ...Pompe à chaleur air eau 20 Unité 4 6 8 kW Unité 10 12 14 16 kW ...