Table 74. General current and voltage protection CVGAPC , continued
Function
Range or value
Accuracy
Undervoltage:
Critical impulse time
10 ms typically at 1.2 x U
set
to 0.8 x
U
set
-
Impulse margin time
15 ms typically
-
1MRK 506 372-BEN -
Line distance protection REL670 2.2
Product version: 2.2
ABB
91