Zero Sequence Directional Element; Zero Sequence Idmt Overcurrent Protection; Sensitive Earth Fault Protection; Sensitive Earth Fault Directional Element - NR Electric PCS-9611 Instruction Manual

Time setting
Pickup time
Dropout time
Tolerance of time setting

2.2.6 Zero Sequence Directional Element

Directionality
Characteristic angle
Boundary and angle accuracy
Block logic
Operating time

2.2.7 Zero Sequence IDMT Overcurrent Protection

Current threshold setting
Pickup current
Dropout current
Tolerance of current threshold setting
Time multiplier setting
Pickup time
Dropout time
Tolerance of trip time for 1.2 < I/Ip < 30

2.2.8 Sensitive Earth Fault Protection

Current setting
Pickup current
Dropout current
Tolerance of current setting
Time setting
Pickup time
Dropout time
Tolerance of time setting

2.2.9 Sensitive Earth Fault Directional Element

Directionality
Characteristic angle
Boundary and angle accuracy
Block logic
Operating time
PCS-9611 Feeder Relay
0.00s ~ 100.00s
≤ 35ms
≤ 35ms
≤ 1% Setting + 35ms
Optional: Forward, Reverse
Configurable: -180° ~179° , step is 1°
±3°
Permission or block selectable by setting
≤ 35ms
0.05×In ~ 4.0×In
1.00×Setting
0.95×Setting
≤ 2.5% Setting or 0.01×In, whichever is greater
0.05 ~ 100.00
≤ 35ms
≤ 35ms
≤ 5% of reference (calculated) value + 2.5% current
tolerance or 35ms, whichever is greater
0.005A ~ 1.000A, dedicated CT
1.00×Setting
0.95×Setting
≤ 1.5% Setting or 1mA, whichever is greater
0.00s ~ 100.00s
≤ 35ms
≤ 35ms
≤ 1% Setting + 35ms
Optional: Forward, Reverse
Configurable: -180° ~179° , step is 1°
±3°
Permission or block selectable by setting
≤ 35ms
Date: 2014-04-08
2 Technical Data
2-7