Electrical Connection - Nibe SMS 40 Installateurhandbuch

Electrical connection

NOTE
All electrical connections must be carried out by
an authorised electrician.
Electrical installation and wiring must be carried
out in accordance with the stipulations in force.
F1145/F1245 must not be powered when in-
stalling SMS 40.
The wiring diagram is at the end of these installation in-
structions.
Connecting communication
Terminal block X1 on the SMS card (AA9) in SMS 40 is
connected to terminal block X4:9-12 on the input card
(AA3) in the heat pump.
Use cable type LiYY, EKKX or similar.
NOTE
If there is a RMU 40 in the installation it should
be connected to terminal X1 on the SMS card
(AA9).
SMS 40
F1145
F1245
SMS 40 F1145
7
8
GND
9
B
10
A
11
12V
12
13
7 8 9 10 11 12 13
F1245
SMS 40
GND B A 12V
GB
13