Table of Contents
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Functionality................................................................................ 154
Calculations ................................................................................ 155
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Fuse failure supervision (FFRW) ..................................................... 158
Application .................................................................................. 158
Functionality................................................................................ 158
Calculations ................................................................................ 160
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Synchro-check and energising-check (SYRW)................................ 162
Application .................................................................................. 162
Functionality................................................................................ 167
Calculations ................................................................................ 170
Automatic reclosing function (AR).................................................... 172
Application .................................................................................. 172
Functionality................................................................................ 173
Calculations ................................................................................ 177
Single command (CD)...................................................................... 181
Application .................................................................................. 181
Design......................................................................................... 182
Calculations ................................................................................ 183
Multiple command (CM)................................................................... 184
Application .................................................................................. 184
Design......................................................................................... 184
Calculations ................................................................................ 185
Apparatus control............................................................................. 186
Application .................................................................................. 186
Functionality................................................................................ 187
Design......................................................................................... 194
BAYCON..................................................................................... 197
COMCON ................................................................................... 201
SWICON ..................................................................................... 203
BLKCON ..................................................................................... 206
Configuration .............................................................................. 206
Interlocking ...................................................................................... 236
Overview..................................................................................... 236
Interlocking for line bay............................................................... 242
Interlocking for bus-coupler bay.................................................. 249
Interlocking for transformer bay .................................................. 255
Interlocking for bus-section breaker............................................ 257
Interlocking for bus-section disconnector ................................... 263
Interlocking for busbar earthing switch ....................................... 271
Interlocking for double CB bay.................................................... 279
Interlocking for 1 1/2 CB diameter .............................................. 280
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