Table 51. Arc protection (ARCSARC)
Characteristic Value
Operation accuracy ±3% of the set value or ±0.01 × I
n
Operate time Minimum Typical Maximum
Operation mode
= "Light
+current"
1)2)
9 ms
3)
4 ms
4)
12 ms
3)
6 ms
4)
15 ms
3)
9 ms
4)
Operation mode
= "Light only"
2)
9 ms
3)
4 ms
4)
10 ms
3)
6 ms
4)
12 ms
3)
7 ms
4)
Reset time Typically 40 ms
Reset ratio Typically 0.96
1)
Phase start value
= 1.0 × I
n
, current before fault = 2.0 × set
Phase start value
, f
n
= 50 Hz, fault with nominal frequency, results based on statistical distribution of 200 measurements
2) Includes the delay of the heavy-duty output contact
3) Normal power output
4) High-speed output
Table 52. Arc protection (ARCSARC) main settings
Parameter
Function Value (Range) Step
Phase start value ARCSARC 0.50...40.00 × I
n
0.01
Ground start value ARCSARC 0.05...8.00 × I
n
0.01
Operation mode ARCSARC 2 = Light only
3 = BI controlled
-
Table 53. Multipurpose protection (MAPGAPC)
Characteristic
Value
Operation accuracy ±1.0% of the set value or ±20 ms
Table 54. Multipurpose protection (MAPGAPC) main settings
Parameter
Function Value (Range) Step
Start value MAPGAPC -10000.0...10000.0 0.1
Operate delay time MAPGAPC 0...200000 ms 100
Operation mode MAPGAPC 1 = Over
2 = Under
-
Capacitor Bank Protection and Control
1MRS757952 D
Product version: 5.0 FP1
36 ABB