ABB REF615 L User Manual

3
4
5
X100
IRF
GUID-C09595E9-3C42-437A-BDB2-B20C35FA0BD2 V1 EN
Figure 20: Internal fault signal output IRF
3.10.2.2 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 IED.
10
11
12
X100
SO1
14
13
X100
SO2
GUID-83F96C39-652F-494A-A226-FD106568C228 V1 EN
Figure 21: Signal outputs SO1 and SO2 in power supply module
3.10.2.3 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.
Section 3 1YHT530004D05 D
Basic functions
84 615 series
Technical Manual

ABB REF615 L Specifications

General

Type	Feeder Protection Relay
Rated Frequency	50/60 Hz
Weight	Approx. 1.5 kg
Communication Protocols	IEC 61850, Modbus RTU, DNP3
Protection Functions	Overcurrent, Earth fault, Thermal overload, Under/Over voltage, Under/Over frequency
Enclosure	IP20