Nibe RMU S40 - Accessory and RMU S40 Connection; SMO S40 Wiring; Two RMU S40 Configuration

S1255 / VVM S320 / VVM S325
4321 8765
GND
B A
+12V
GND
B A
+12V
HTS 40
4321
GND
B A
+12V
RMU S40
1 2 3 4
AA2-X30
B
A
GND +12V
Värmepump
4321
Heat
pump/Indoor
module
RMU S40HTS 40
AA2-X30
SMO S40
AA100-X9
Styrmodul
8
7
9
10
+12V
GND
B
A
4321
GND
B A
+12V
RMU S40
43214321 8765
GND
B A
+12V
GND
B A
+12V
HTS 40
AA100-X9
Control module
RMU S40HTS 40
Two RMU S40
Värmepump/
Inomhusmodul/
Styrmodul
RMU S40 RMU S40
1 432
GND
B A
+12V
1 432
GND
B A
+12V
GND B A +12V
Heat pump/
Indoor module/
Control module
RMU S40 RMU S40
Connection of accessories and an RMU S40
You need to join a +12V supply cable from the main
product to your RMU S40. RMU S40 should be connec-
ted last in the communication loop.
AA5-X4
1
2
3
4
5
6
7
8
A
B
GND
A
B
GND
RMU S40
1 432
GND
B
A
+12V
Värmepump/
Inomhusmodul/
Styrmodul
B A GND +12V
Tillbehör
Heat pump/
Indoor module/
Control module
RMU S40
Accessories
29NIBE RMU S40 | GB