ABB
Feeder Protection
REF601 IEC
Product Version: 1.0
15. Connection and
Terminal diagram
XK5
IL1
DIFF
XK6
IL2
DIFF
XK7
IL3
DIFF
XK8
1
Io (1A)
2
XK4
1
BI : Remote Control
2
3
BI : Remote Reset
4
XK1
1
BI : Breaker Close
2
3
BI : Breaker Open
4
XK3
B -
1
OUT
2
B +
OUT
3
G
GND
4
A -
IN
5
A +
IN
SHIELD
Fig. 3 Connection diagram of REF601 relay
REF601
Communication
on Modbus RTU
Protocol (Optional)
* Contact operates for 200 msec and resets
1MDB07207-YN C
XK9
1
Uaux
2
3
4
XK2
1
E/F
Trip
2
3
O/C
4
Trip
5
Unit
6
Ready
7
Bkr.
Close
8
9
Trip2 *
10
XK10
1
Trip1 *
2
15