GRD150
9
Non-directional Earth Fault Protection
EF 1
st
Overcurrent threshold:
OFF, 0.01 – 5.00A in 0.01A steps (1A rating)
OFF, 0.05 – 25.00A in 0.01A steps (5A rating)
EF 2
nd
Overcurrent threshold:
OFF, 0.04 – 50.00A in 0.01A steps (1A rating)
OFF, 0.2 – 250.0A in 0.1A steps (5A rating)
Delay type:
DTL, IEC NI, IEC VI, IEC EI, UK LTI, IEEE MI,
IEEE VI, IEEE EI, US CO8 I, US CO2 STI, User SI
IDMTL Time Multiplier Setting TMS:
0.010 – 1.500 in 0.001 steps
DTL delay:
Inst, 0.01 – 300.00s in 0.01s steps
Reset Type:
Definite Time or Dependent Time.
Reset Definite Delay:
Instantaneous, 0.1 – 300.0s in 0.1s steps
Reset Time Multiplier Setting RTMS:
0.010 – 1.500 in 0.001 steps
EF 3
rd
, 4
th
thresholds:
OFF, 0.04 – 50.00A in 0.01A steps (1A rating)
OFF, 0.2 – 250.0A in 0.1A steps (5A rating)
DTL delay:
Inst, 0.01 – 300.00s in 0.01s steps
Non-directional Sensitive Earth Fault Protection (Option)
SEF 1
st
, 2
nd
Overcurrent threshold:
OFF, 0.005 – 0.025A in 0.001A steps (1A rating)
OFF, 0.025 – 0.125A in 0.001A steps (5A rating)
Delay Type:
DTL, IEC NI, IEC VI, IEC EI, UK LTI, IEEE MI,
IEEE VI, IEEE EI, US CO8 I, US CO2 STI, User SI
IDMTL Time Multiplier Setting TMS:
0.010 – 1.500 in 0.001 steps
DTL delay:
Inst, 0.01 – 300.00s in 0.01s steps
Reset Type:
Definite Time or Dependent Time.
Reset Definite Delay:
Instantaneous, 0.1 – 300.0s in 0.1s steps
Reset Time Multiplier Setting RTMS:
0.010 – 1.500 in 0.001 steps
SEF 3
rd
, 4
th
thresholds:
OFF, 0.005 – 0.025A in 0.001A steps (1A rating)
OFF, 0.025 – 0.125A in 0.001A steps (5A rating)
DTL delay:
Inst, 0.01 – 300.00s in 0.01s steps
Non-directional Negative Phase Sequence Overcurrent Protection
NOC 1
st
overcurrent threshold:
OFF, 0.10 – 2.00A in 0.01A steps (1A rating)
OFF, 0.5 – 10.0A in 0.1A steps (5A rating)
Delay type (1
st
threshold only):
DTL, IEC NI, IEC VI, IEC EI, UK LTI, IEEE MI,
IEEE VI, IEEE EI, US CO8 I, US CO2 STI, User SI
IDMTL Time Multiplier Setting TMS:
0.010 – 1.500 in 0.001steps
DTL delay:
Inst, 0.01 – 300.00s in 0.01s steps
Reset Type:
Definite Time or Dependent Time.
Reset Definite Delay:
Instantaneous, 0.1 – 300.0s in 0.1s steps
Reset Time Multiplier Setting RTMS:
0.010
−
1.500 in 0.001 steps
DTL delay:
Inst, 0.01 – 300.00s in 0.01s steps
Содержание GRD150
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