Technical data........................................................................... 249
Voltage-restrained time overcurrent protection VRPVOC.............. 249
Identification.............................................................................. 249
Functionality.............................................................................. 249
Function block........................................................................... 250
Signals.......................................................................................250
Settings......................................................................................251
Monitored data...........................................................................252
Operation principle.................................................................... 252
Measured quantities............................................................. 252
Base quantities.....................................................................252
Overcurrent protection..........................................................252
Logic diagram.......................................................................254
Undervoltage protection....................................................... 254
Technical data........................................................................... 255
Section 9 Voltage protection........................................................ 257
Two step undervoltage protection UV2PTUV ................................257
Identification.............................................................................. 257
Functionality.............................................................................. 257
Function block........................................................................... 257
Signals.......................................................................................258
Settings......................................................................................258
Monitored data...........................................................................259
Operation principle.................................................................... 259
Measurement principle......................................................... 260
Time delay............................................................................260
Blocking................................................................................261
Design.................................................................................. 261
Technical data........................................................................... 262
Two step overvoltage protection OV2PTOV ..................................263
Identification.............................................................................. 263
Functionality.............................................................................. 263
Function block........................................................................... 264
Signals.......................................................................................264
Settings......................................................................................265
Monitored data...........................................................................265
Operation principle.................................................................... 266
Measurement principle......................................................... 266
Table of contents
8
Technical manual
Summary of Contents for REG650 ANSI
Page 1: ...Relion 650 series Generator protection REG650 Technical manual ...
Page 2: ......
Page 36: ...30 ...
Page 42: ...36 ...
Page 50: ...44 ...
Page 64: ...58 ...
Page 86: ...80 ...
Page 262: ...256 ...
Page 300: ...294 ...
Page 438: ...432 ...
Page 476: ...470 ...
Page 592: ...586 ...
Page 664: ...658 ...
Page 678: ...672 ...
Page 726: ...720 ...
Page 727: ...721 ...