Atlantic IXTRA M Serie Manuel D'installation page 27

Heating Return Temp. (T1)
Expansion Valve Outlet Temp. (T7)
Expansion Valve Inlet Temp. (T5)
High Pressure
Low Pressure
Expansion
Driver
Compressor
U V W PE
R
MS
Compressor
3~
RD1
PE
RD2
BK1
BU2
BK2
BU1
fi g. 12 - Câblage électrique Unité extérieure triphasée
IXTRA M [12-15-12tri-15tri-17tri] / Installation / 2323 - FR
Outdoor Temp. (T2)
Discharge Temp. (T6)
Suction Temp. (T4)
HP
LP
EXV
Valve
Modbus
Indoor Unit
GND
A
B
STO
HP
5V
High Pressure
switch
L1 L2 L3 PE
R3
R2
R1
Single phase
power supply
(normal supply)
Safety Thermostat
A1 B1
A2 B2
A3 B3
Fan Motor
3-phases
3-phases
power supply
power supply
(load shedding)
(load shedding)
N PE
L
4-Way
4WV
Valve
U0701127-C
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