GEK-113188A
MIGII Digital Protection for Electrical Machines
2-23
2 PRODUCT DESCRIPTION
2.16 TECHNICAL SPECIFICATIONS.
2
2.16.1.3 CURRENT UNBALANCE (46)
Metering Algorithm:
Pickup level:
Curve:
K Constant:
Definite time range:
Tripping time accuracy:
Negative sequence fundamental
0.05 - 0.99 FLC in steps of 0.01
Defined in section 2.5.
Definite time
1 to 100 in steps of 1
0.00 to 600.00 in steps of 0.01
±
250 ms or
±
5%
2.16.1.4 LOCKED ROTOR (48) (MIGII Q)
Metering Algorithm:
Pickup level:
Timing:
Tripping time accuracy:
Maximum
1.01 - 10 FLC in steps of 0.01
0.00 to 600.00 in steps of 0.01
±
250 ms or
±
5%
2.16.1.5 UNDERCURRENT (37) (MIGII Q)
Metering Algorithm:
Pickup level:
Timing:
Tripping time accuracy:
Maximum
1.01 - 10 FLC in steps of 0.01
0.00 to 600.00 in steps of 0.01
±
250 ms or
±
5%
2.16.1.6 MAXIMUM NUMBER OF STARTS (66) (MIGII Q)
Metering Algorithm:
Pickup level:
Start blocking timer:
Tripping time accuracy:
Fundamental
0 - 10 in steps of 1
0 to 100 minutes in steps of 1 min
±
250 ms or
±
5%
2.16.1.7 RESTRICTED GROUND DIFFERENTIAL (87 R) (MIGII P)
Metering Algorithm:
Minimum 3I
og
Sensitivity (S):
Minimum 3I
og
Sensitivity (K
1
):
Timer:
Tripping time accuracy:
Fundamental
2% In
2% In
0.00 to 600.00 s
±
500 ms or
±
5%
Summary of Contents for Multilin MIGII
Page 2: ......
