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Installatiehandleiding
10
Elektrische aansluitingen
10.1
Calibra Cool elektrische aansluitingen 400V (deze sticker is ook op de elektrakast van de warmtepomp aangebracht)
EVU/Smart grid 1
409
Smart grid 2
408
Flow guard
71
(std WW models)
Reversing valve
310
M
Radiator circuit
Supply line
71
Flow guard
(Space heating or cooling)
77
Reversing valve hot water
301 Compressor
302 Brine pump
308 Condenser pump
310 Reversing valve
313 Electronic expansion valve
375 Brine valve
404
Brine in sensor cooling mode
405 Radiator out sensor
411
Radiator return sensor
412 Brine out sensor
413
Brine in sensor
416 Discharge pipe sensor
421 Suction gas sensor
VRG133
431 Liquid line sensor
433 Low pressure transmitter
Return line
434 High pressure transmitter
Thermia AB
Calibra Cool
Outdoor sensor
50
Room sensor
Installation connections
(PT1000 Type)
132
T31
T35
D21
D22
D23
N
N
L
L1
Y
TR9
TR8
Accessory
MBa
POT FREE RELAY (Max 5A)
R1
347
Cooling mode
(output signal)
Internal ow chart, for service purposes
77
Hot Water
405
Heat pump refrigerant circuit
308
Condenser
416
301
431
434
313
Heating mode
Cooling mode
310
Passive cooling
411
Heat exchanger
Accessory/Expansion module
GND
D-
(room sensor, modbus type)
D+
(+24V for Room sensor modbus only)
+24V
GND
BMS
BMS/Building
D-
Management system
MBe
D+
302
375
Evaporator
421
433
(WW models)
71
Heating mode
404
(BW models)
Borehole return line
310
VRG233
Cooling mode
BWCC01IG0110
Start signal
cooling (optional)
346
D24
(BW models)
(WW models)
413
From borehole
412
41
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