ABB RELION Series - Signal Outputs SO1 and SO2 in Power Supply Module; Signal Outputs SO1, SO2, SO3 and SO4 in BIO0005

3
4
5
X100
IRF
GUID-C09595E9-3C42-437A-BDB2-B20C35FA0BD2 V1 EN
Figure 29: Internal fault signal output IRF
3.11.2.2 Signal outputs SO1 and SO2 in power supply module
Signal outputs (normally open/form A or change-over/form C) SO1 (dual parallel
form C) and SO2 (single contact/form A) are part of the power supply module of the
protection relay.
10
11
12
X100
SO1
14
13
X100
SO2
GUID-83F96C39-652F-494A-A226-FD106568C228 V1 EN
Figure 30: Signal outputs SO1 and SO2 in power supply module
3.11.2.3 Signal outputs SO1, SO2, SO3 and SO4 in BIO0005
The optional card BIO0005 provides the signal outputs SO1, SO2 SO3 and SO4.
Signal outputs SO1 and SO2 are dual, parallel form C contacts; SO3 is a single form
C contact, and SO4 is a single form A contact.
1MRS758755 A Section 3
Basic functions
REC615 and RER615 85
Technical Manual