ABB REF601 - Section 1 General; 1.1 This Manual

Table of contents
REF601 / REJ601 1
Application Manual
Table of contents
Section 1 General ................................................................... 5
1.1 This manual ..................................................................................................... 5
1.2 Intended audience ........................................................................................... 5
1.3 Document revision history ............................................................................... 5
1.4 Document symbol and conventions ................................................................ 6
Section 2 REF601/REJ601 overview ..................................... 7
2.1 Overview ......................................................................................................... 7
2.2 Product version history .................................................................................... 8
2.3 Operation Functionality ................................................................................... 8
2.3.1 Relay functions ........................................................................................... 8
2.3.2 Optional function ........................................................................................ 9
2.4 Other Functions ............................................................................................... 9
2.4.1 Self-Supervision ......................................................................................... 9
2.4.2 Fault record and Trip counter ................................................................... 11
2.4.3 Event Log ................................................................................................. 11
2.4.4 Real Time Clock ....................................................................................... 15
2.4.5 Access Control ......................................................................................... 15
2.4.6 Power-ON sequence ................................................................................ 15
Section 3 Technical Data ..................................................... 16
Section 4 Protection and Control Function ........................... 16
4.1 Three Phase Overcurrent Protection ............................................................ 16
4.1.1 Functionality ............................................................................................. 16
4.1.2 Principle of Operation .............................................................................. 16
4.1.3 Setting range of Three Phase Overcurrent Protection ............................. 16