Negative System Earthing; Positive System Earthing; Power System - ABB RTU560 Operation Manual

RTU560
Connections and Settings
Communication Unit 560CMD11
560PSU40/41
power
supply
Fig. 4: Negative System Earthing
power
supply
Fig. 5: Positive System Earthing
Doc.-No.: 1KGT 150 765 V005 1
System
System
560CMD11
RS232 galvanic
560CMD11
isolated
560PSU40/41
GPRS
Chip
GPRS
Chip
5