Table 61. Circuit breaker failure protection (CCBRBRF)
Characteristic Value
Operation accuracy Depending on the frequency of the measured current: f
n
±2 Hz
±1.5% of the set value or ±0.002 × I
n
Operate time accuracy ±1.0% of the set value or ±20 ms
Reset time Typically 40 ms
Retardation time <20 ms
Table 62. Circuit breaker failure protection (CCBRBRF) main settings
Parameter
Function Value (Range) Step
Current value CCBRBRF 0.05...2.00 × I
n
0.05
Current value Res CCBRBRF 0.05...2.00 × I
n
0.05
CB failure mode CCBRBRF 1 = Current
2 = Breaker status
3 = Both
-
CB fail trip mode CCBRBRF 1 = Off
2 = Without check
3 = Current check
-
Retrip time CCBRBRF 0...60000 ms 10
CB failure delay CCBRBRF 0...60000 ms 10
CB fault delay CCBRBRF 0...60000 ms 10
Table 63. Three-phase inrush detector (INRPHAR)
Characteristic
Value
Operation accuracy At the frequency f = f
n
Current measurement:
±1.5% of the set value or ±0.002 × I
n
Ratio I2f/I1f measurement:
±5.0% of the set value
Reset time +35 ms / -0 ms
Reset ratio Typically 0.96
Operate time accuracy +35 ms / -0 ms
Table 64. Three-phase inrush detector (INRPHAR) main settings
Parameter
Function Value (Range) Step
Start value INRPHAR 5...100% 1
Operate delay time INRPHAR 20...60000 ms 1
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