ABB Busch Watchdog 6131 102-500 PM/A Series Manual page 51

Fig. 1/Fig. 2a/Fig.2b
Combination with FM
mains coupler 6920U-
102-500
L
N
6920-102
-500
N L
Caution!
Do not use the central
terminal
Combination with FM
bus coupler 6120U-102-
500 (BA/A 3.2)
+
EIB
–
6120U-102
-500
BA/A 3,2
Combination with FM
switching contact
6110U-101-500
(SA/U 1.2)
L
N
PE
N
L
6110U-101
-500
SA/U 1.2
– +
+
Bus
–
GB
51