Circuit Breaker Failure Protection (Ccbrbrf) - ABB REV615 Product Manual

Capacitor Bank Protection and Control
REV615
Product version: 5.0 FP1
Table 48. Three-phase thermal overload protection, two time constants (T2PTTR) main settings
Parameter
Temperature rise
Max temperature
Operate temperature
Short time constant
Weighting factor p
Current reference
Operation
Table 49. Circuit breaker failure protection (CCBRBRF)
Characteristic
Operation accuracy
Operate time accuracy
Reset time
Retardation time
Table 50. Circuit breaker failure protection (CCBRBRF) main settings
Parameter
Current value
Current value Res
CB failure mode
CB fail trip mode
Retrip time
CB failure delay
CB fault delay
ABB
Function
T2PTTR
T2PTTR
T2PTTR
T2PTTR
T2PTTR
T2PTTR
T2PTTR
Function
CCBRBRF
CCBRBRF
CCBRBRF
CCBRBRF
CCBRBRF
CCBRBRF
CCBRBRF
Value (Range)
0.0...200.0°C
0.0...200.0°C
80.0...120.0%
6...60000 s
0.00...1.00
0.05...4.00 × I
n
1 = on
5 = off
Value
Depending on the frequency of the measured current: f
±1.5% of the set value or ±0.002 × I
±1.0% of the set value or ±20 ms
Typically 40 ms
<20 ms
Value (Range)
0.05...2.00 × I
n
0.05...2.00 × I
n
1 = Current
2 = Breaker status
3 = Both
1 = Off
2 = Without check
3 = Current check
0...60000 ms
0...60000 ms
0...60000 ms
1MRS757952 D
Step
0.1
0.1
0.1
1
0.01
0.01
-
±2 Hz
n
n
Step
0.05
0.05
-
-
10
10
10
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