ABB RELION 611 Series Technical Manual page 10

Table of contents
4
Function block...................................................................... 107
Functionality......................................................................... 107
Operation principle .............................................................. 107
Measurement modes............................................................112
Directional overcurrent characteristics ................................ 113
Application............................................................................121
Signals..................................................................................123
Settings................................................................................ 124
Monitored data..................................................................... 128
Technical data...................................................................... 129
Technical revision history..................................................... 130
Three-phase thermal protection for feeders, cables and
distribution transformers T1PTTR............................................. 130
Identification......................................................................... 130
Function block...................................................................... 131
Functionality......................................................................... 131
Operation principle............................................................... 131
Application............................................................................134
Signals..................................................................................135
Settings................................................................................ 135
Monitored data..................................................................... 136
Technical data...................................................................... 137
Technical revision history..................................................... 137
Motor load jam protection JAMPTOC........................................137
Identification......................................................................... 137
Function block...................................................................... 137
Functionality......................................................................... 137
Operation principle............................................................... 138
Application............................................................................139
Signals..................................................................................139
Settings................................................................................ 140
Monitored data..................................................................... 140
Technical data...................................................................... 140
Technical revision history..................................................... 141
Loss of load supervision LOFLPTUC........................................ 141
Identification......................................................................... 141
Function block...................................................................... 141
Functionality......................................................................... 141
Operation principle............................................................... 141
Application............................................................................142
Signals..................................................................................143
Settings................................................................................ 143
Monitored data..................................................................... 144
611 series
Technical Manual