ABB REQ650 - Page 9

Section 5 Local human-machine interface..................................... 77
Local HMI......................................................................................... 77
Display.........................................................................................77
LEDs............................................................................................79
Keypad........................................................................................ 79
Local HMI functionality................................................................ 80
Protection and alarm indication.............................................. 80
Parameter management ........................................................82
Front communication..............................................................82
Section 6 Current protection...........................................................85
Instantaneous phase overcurrent protection 3-phase output
PHPIOC ...........................................................................................85
Identification................................................................................ 85
Application...................................................................................85
Setting guidelines........................................................................ 86
Meshed network without parallel line..................................... 86
Meshed network with parallel line.......................................... 88
Instantaneous phase overcurrent protection phase segregated
output SPTPIOC...............................................................................90
Identification................................................................................ 90
Application...................................................................................90
Setting guidelines........................................................................ 90
Meshed network without parallel line..................................... 91
Meshed network with parallel line.......................................... 93
Four step phase overcurrent protection 3-phase output
OC4PTOC ....................................................................................... 94
Identification................................................................................ 94
Application...................................................................................94
Setting guidelines........................................................................ 95
Settings for steps 1 to 4 .........................................................97
2nd harmonic restrain.............................................................98
Four step phase overcurrent protection phase segregated
output OC4SPTOC ........................................................................104
Identification.............................................................................. 104
Application.................................................................................104
Setting guidelines...................................................................... 105
Settings for steps 1 to 4........................................................106
2nd harmonic restrain...........................................................108
Example............................................................................... 111
Instantaneous residual overcurrent protection EFPIOC ................ 113
Identification.............................................................................. 113
Application.................................................................................113
Table of contents
3
Application manual