ABB Relion 650 Series REB650 Technical Manual page 8

Table of contents
2
Basic part for LED indication module............................................... 54
Identification................................................................................ 54
Function block............................................................................. 54
Signals.........................................................................................55
Settings........................................................................................56
LCD part for HMI function keys control module................................56
Identification................................................................................ 56
Function block............................................................................. 56
Signals.........................................................................................57
Settings........................................................................................57
Operation principle........................................................................... 58
Local HMI.................................................................................... 58
Display....................................................................................58
LEDs.......................................................................................61
Keypad................................................................................... 61
LED..............................................................................................62
Functionality........................................................................... 62
Status LEDs........................................................................... 63
Indication LEDs...................................................................... 63
Function keys.............................................................................. 71
Functionality........................................................................... 71
Operation principle................................................................. 71
Section 6 Differential protection..................................................... 75
1Ph High impedance differential protection HZPDIF .......................75
Identification................................................................................ 75
Introduction..................................................................................75
Function block............................................................................. 75
Signals.........................................................................................76
Settings........................................................................................76
Monitored data.............................................................................76
Operation principle...................................................................... 76
Logic diagram.........................................................................77
Technical data............................................................................. 77
Section 7 Current protection...........................................................79
Four step phase overcurrent protection 3-phase output
OC4PTOC ....................................................................................... 79
Identification ............................................................................... 79
Functionality................................................................................ 79
Function block............................................................................. 80
Signals.........................................................................................80
Settings........................................................................................81
Monitored data.............................................................................83
Technical manual