ABB REX 521 Technical Reference Manual, Standard Configurations page 73

1MRS 751802-MUM Protection Relay
Technical Reference Manual, Standard Configurations
Table 6.-5 Output SWGRP (High/Sensor)
HW
versions
Standard
H01
conf.
O->I Alarm NC NC
1
O->I Alarm NC NC
2
HSPO1 NC NC
Lockout
Table 6.-6 Output signals
HW versions
Standard configuration
Output relays
PO1
PO2
PO3
SO1
SO2
High/Sensor
H02 H03
NC NC
NC NC
NC NC
Basic, Medium, High and Sensor
B01, B02, M01, M02, H01, H02, H03, H04, H05, H06
Output signals
REX 521
H04 H05
- -
- -
NC NC
Trip 2
CBFP
Close
Start 1
Alarm 1
H06
73