Functions
2.12 Ground Fault Protection 64, 67N(s), 50N(s), 51N(s)
2.12.6
Information List
No.
Information
1201
>BLOCK 64
1202
>BLOCK 50Ns-2
1203
>BLOCK 50Ns-1
1204
>BLOCK 51Ns
1207
>BLK 50Ns/67Ns
1211
50Ns/67Ns OFF
1212
50Ns/67Ns ACT
1215
64 Pickup
1217
64 TRIP
1221
50Ns-2 Pickup
1223
50Ns-2 TRIP
1224
50Ns-1 Pickup
1226
50Ns-1 TRIP
1227
51Ns Pickup
1229
51Ns TRIP
1230
Sens. Gnd block
1264
IEEa =
1265
IEEr =
1266
IEE =
1267
VGND, 3Vo
1271
Sens.Gnd Pickup
1272
Sens. Gnd Ph A
1273
Sens. Gnd Ph B
1274
Sens. Gnd Ph C
1276
SensGnd Forward
1277
SensGnd Reverse
1278
SensGnd undef.
16029
51Ns BLK PaErr
ϕ(3Vo,INs) =
16030
242
Type of In-
formation
SP
>BLOCK 64
SP
>BLOCK 50Ns-2
SP
>BLOCK 50Ns-1
SP
>BLOCK 51Ns
SP
>BLOCK 50Ns/67Ns
OUT
50Ns/67Ns is OFF
OUT
50Ns/67Ns is ACTIVE
OUT
64 displacement voltage pick up
OUT
64 displacement voltage element TRIP
OUT
50Ns-2 Pickup
OUT
50Ns-2 TRIP
OUT
50Ns-1 Pickup
OUT
50Ns-1 TRIP
OUT
51Ns picked up
OUT
51Ns TRIP
OUT
Sensitive ground fault detection BLOCKED
VI
Corr. Resistive Earth current
VI
Corr. Reactive Earth current
VI
Earth current, absolute Value
VI
Displacement Voltage VGND, 3Vo
OUT
Sensitive Ground fault pick up
OUT
Sensitive Ground fault picked up in Ph A
OUT
Sensitive Ground fault picked up in Ph B
OUT
Sensitive Ground fault picked up in Ph C
OUT
Sensitive Gnd fault in forward direction
OUT
Sensitive Gnd fault in reverse direction
OUT
Sensitive Gnd fault direction undefined
OUT
Sens.gnd.flt. 51Ns BLOCKED Setting Error
VI
Angle between 3Vo and INsens.
Comments
SIPROTEC, 7SJ62/64, Manual
C53000-G1140-C207-2, Release date 01.2008