Hitachi Relion 670 Series Applications Manual page 11

1MRK511407-UUS Rev. N
11.1 General current and voltage protection CVGAPC...................................................................169
11.1.1 Function revision history........................................................................................................169
11.1.2 Identification.......................................................................................................................... 169
11.1.3 Application.............................................................................................................................169
11.1.3.1
11.1.3.2
11.1.3.3
11.1.3.4
11.1.4 Setting guidelines.................................................................................................................. 174
11.1.4.1
11.1.4.2
11.1.4.3
11.1.4.4
11.1.4.5
11.1.4.6
11.1.4.7
Section 12 System protection and control......................................................................183
12.1 Multipurpose filter SMAIHPAC.................................................................................................183
12.1.1 Identification.......................................................................................................................... 183
12.1.2 Application.............................................................................................................................183
12.1.3 Setting guidelines.................................................................................................................. 184
12.1.3.1
Section 13 Secondary system supervision.....................................................................187
13.1 Current circuit supervision (87) .............................................................................................. 187
13.1.1 Identification.......................................................................................................................... 187
13.1.2 Application.............................................................................................................................187
13.1.3 Setting guidelines.................................................................................................................. 187
13.2 Fuse failure supervision FUFSPVC.........................................................................................188
13.2.1 Identification.......................................................................................................................... 188
13.2.2 Application.............................................................................................................................188
13.2.3 Setting guidelines.................................................................................................................. 189
13.2.3.1
13.2.3.2
13.2.3.3
13.2.3.4
13.2.3.5
13.2.3.6
13.3 Voltage based delta supervision DELVSPVC(78V)................................................................. 191
13.3.1 Identification.......................................................................................................................... 191
13.3.2 Application.............................................................................................................................192
13.3.3 Setting guidelines.................................................................................................................. 193
Phasor measurement unit RES670
Application manual
Current and voltage selection for CVGAPC function........................................................170
Base quantities for CVGAPC function..............................................................................172
Application possibilities.................................................................................................... 173
Inadvertent generator energization.................................................................................. 173
Directional negative sequence overcurrent protection..................................................... 174
Negative sequence overcurrent protection.......................................................................176
Generator stator overload protection in accordance with ANSI or IEEE standards......... 178
Open phase protection for transformer, lines or generators and circuit breaker head
flashover protection for generators...................................................................................179
Voltage restrained overcurrent protection for generator and unit step-up transformer.....180
Loss of excitation protection for a generator.................................................................... 181
Undercurrent protection for capacitor bank...................................................................... 182
Setting example................................................................................................................184
General.............................................................................................................................189
Setting of common parameters........................................................................................ 189
Negative sequence based................................................................................................189
Zero sequence based.......................................................................................................190
Delta V and delta I ...........................................................................................................191
Dead line detection...........................................................................................................191
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