ABB Relion REM601 - 2.3 Operation Functionality

Section 2 1MDU07212-YN Rev. D
REF601/REJ601/REM601 overview
8 REF601 / REJ601 / REM601
Application Manual
The protection features of REF601/REJ601 includes:
 Three-stage overcurrent protection
 Two-stage earth-fault protection
 Inrush detection for stability during transformer charging
 Thermal overload protection
 Negative sequence overcurrent
 Phase discontinuity protection
 Circuit breaker failure protection
 Multi shot Auto recloser functionality for overhead line
The protection features of REM601 includes:
 Three-phase thermal overload protection
 Negative phase sequence protection
 Phase discontinuity or single phasing protection and phase reversal protection
 Motor start-up protection or stalling protection and repetitive start protection
 Short circuit and earth fault protection
 Motor load jam or locked rotor protection
 Under current protection
 Emergency restart function
 Circuit breaker failure protection
2.2 Product version history
Product version
Release date
Product History
1.0
20.03.2009
Product released
1.0 SP1
21.08.2009
Service Pack released
2.0
04.04.2012
Version 2.0 released
2.1
28.09.2012
Version 2.1 release with support of
conventional current transformer
2.2
28.03.2013
Common version release for REF601 /
REJ601 CT and REF601 Sensor variant
2.2 FP1
23.06.2014
REF601 / REJ601 Version 2.2 FP1 released
2.2 FP1
11.08.2014
REM601 Version 2.2 FP1 released
2.3 Operation Functionality
2.3.1 Relay functions
REF601/REJ601/REM601 offers pre-configured functionality which facilitates
easy and fast commissioning of switchgear. To emphasize the simplicity of relay’s
usage, only application specific parameters needs to set within the relay’s intended
area of application.
The relay offers protection, control, measurement and condition monitoring
functionality. The table indicates the functions supported by the IED