Electrical Connection - Nibe RMU 40 Manuel Installateur

Electrical connection

NOTE
All electrical connections must be carried out
by an authorised electrician.
Electrical installation and wiring must be car-
ried out in accordance with the stipulations in
force.
The climate unit must not be powered when
installing RMU 40 .
Connecting communication
RMU 40
Terminal block
+12V GND B A
Use cable type LiYY, EKKX or similar for the following
connections.
F1145/F1155
The terminal block in RMU 40 is connected to terminal
block X4:9–12 on the input card (AA3) in the heat
pump.
AA3-X4
F1245/F1255
The terminal block in RMU 40 is connected to terminal
block X4:9–12 on the input card (AA3) in the heat
pump.
AA3-X4
RMU 40 Heat pump
RMU 40 F1145
13
A
12
B 11
GND
10
+12V 9
8
7
AA3-X4
+12V GND B A
RMU 40
RMU 40
Heat pump
F1245
7 8 9 10 11 12 13
AA3-X4
+12V GND B A
RMU 40
F1245
7 8 9 10 11 12 13
GB
15