ABB ABILITY SSC600 Product Manual page 13

Product Guide
SSC600
Product version: 1.0
Parameter
Operating curve type
14
Table 18. Directional earth-fault protection (DEFxPDEF
Characteristic
Operation accuracy
Start time
15, 16
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode
Operate time accuracy in inverse time mode
Suppression of harmonics
Table 19. Directional earth-fault protection (DEFxPDEF) main settings
Parameter
Start value
Directional mode
Time multiplier
Operate delay time
Operating curve type
18
Operation mode
Table 20. Admittance-based earth-fault protection (EFPADM)
Characteristic
Operation accuracy
19
Start time
20
Reset time
14 For further reference, see the Operation characteristics table
15 Measurement mode = default (depends on stage), current before fault = 0.0 × In, fn = 50 Hz, earth-fault current with nominal frequency injected from random phase angle, results based
on statistical distribution of 1000 measurements
16 Includes the delay of the signal output contact
17 Maximum Start value = 2.5 × In, Start value multiples in range of 1.5...20
18 For further reference, see the Operating characteristics table
19 Uo = 1.0 × Un
20 Includes the delay of the signal output contact, results based on statistical distribution of 1000 measurements Feeder Protection and Control 1MRS756379 S REF615 Product version:
5.0 FP1 52
ABB
Function
EFLPTOC
EFHPTOC
EFIPTOC
Value
EFLPTOC Depending on the frequency of the measured current: fn ±2 Hz
±1.5% of the set value or ±0.002 × In
EFHPTOC and ±1.5% of set value or ±0.002 × In (at currents in the range of 0.1...10 × In)
EFIPTOC ±5.0% of the set value (at currents in the range of 10...40 × In)
EFIPTOC: Minimum
IFault = 2 × set Start value
16 ms
IFault = 10 × set Start value
11 ms
EFHPTOC and EFLPTOC: 23 ms
IFault = 2 × set Start value
Typically 40 ms
Typically 0.96
<30 ms
±1.0% of the set value or ±20 ms
±1.0% of the set value or ±20 ms
RMS: No suppression
DFT: -50 dB at f = n × fn, where n = 2, 3, 4, 5,...
Peak-to-Peak: No suppression
Function
DEFLPDEF
DEFHPDEF
DEFLPDEF and
DEFHPDEF
DEFLPDEF
DEFHPDEF
DEFLPDEF
DEFHPDEF
DEFLPDEF
DEFHPDEF
DEFxPDEF
Value
At the frequency f = fn
±1.0% or ±0.01 mS (In range of 0.5...100 mS)
Minimum
56 ms
40 ms
Value (Range)
Definite or inverse time
Curve type: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19
Definite or inverse time
Curve type: 1, 3, 5, 9, 10, 12, 15, 17
Definite time
Typical
19 ms
12 ms
26 ms
17
Value (Range)
0.010...5.000 × In
0.10...40.00 × In
1 = Non-directional
2 = Forward
3 = Reverse
0.05...15.00
0.05...15.00
50...200000 ms
40...200000 ms
Definite or inverse time
Curve type: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19
Definite or inverse time
Curve type: 1, 3, 5, 15, 17
1 = Phase angle
2 = IoSin
3 = IoCos
4 = Phase angle 80
5 = Phase angle 88
Typical
60 ms
1MRS758725
Step
Maximum
23 ms
14 ms
29 ms
Step
0.005
0.01
-
0.01
0.01
10
10
-
Maximum
64 ms
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