ABB REX 521 - Implementations; Definite Trip Alarm to Output Relay

170
1MRS751802-MUM
Protection Relay
Technical Reference Manual, Standard Configurations
REX 521
Fig. 9.4.5.-1 Connection diagram for the standard configuration B02 with
breaker status indication and the control signals for opening and
closing of the circuit breaker
9.4.6. Implementations
In the section below a few implementation examples for the standard configuration
B02 are presented.
9.4.6.1. Definite Trip alarm to output relay
To get the DEFTRIP signal to activate an output contact go to
Main menu\Configuration\Output SWGRP\O->I Alarm 1, press the
[E]-button and scroll to DEFTRIP and take it in to use with the help of the [
↑] and
CB
REX 521
TRIP circuit breaker
CLOSE circuit breaker
0
1
CBstatusH