
Directional supervision element with integrated
directional comparison function............................................136
Technical data........................................................................... 139
Thermal overload protection, one time constant, Celsius/
Fahrenheit LCPTTR/LFPTTR.........................................................139
Identification.............................................................................. 140
Functionality.............................................................................. 140
Function block........................................................................... 141
Signals.......................................................................................141
Settings......................................................................................142
Monitored data...........................................................................144
Operation principle.................................................................... 144
Technical data........................................................................... 148
Breaker failure protection CCRBRF............................................... 148
Identification.............................................................................. 148
Functionality.............................................................................. 148
Function block........................................................................... 149
Signals.......................................................................................149
Settings......................................................................................150
Monitored data...........................................................................151
Operation principle.................................................................... 151
Technical data........................................................................... 154
Stub protection STBPTOC ............................................................ 155
Identification.............................................................................. 155
Functionality.............................................................................. 155
Function block........................................................................... 155
Signals.......................................................................................156
Settings......................................................................................156
Monitored data...........................................................................157
Operation principle.................................................................... 157
Technical data........................................................................... 158
Broken conductor check BRCPTOC ............................................. 158
Identification.............................................................................. 158
Functionality.............................................................................. 158
Function block........................................................................... 158
Signals.......................................................................................159
Settings......................................................................................159
Monitored data...........................................................................160
Operation principle.................................................................... 160
Technical data........................................................................... 161
Section 7 Voltage protection........................................................ 163
Two step undervoltage protection UV2PTUV ................................163
Identification.............................................................................. 163
Table of contents
4Breaker protection REQ650 2.2 IEC
Technical manual