Analog Channel Supervision via Fast Current Sum
Setting Values
Threshold value 10 % of the rated value of the current transformer
Slope of the characteristic
curve
0.1
Times
Pickup times 0.25 ms (faster than the fastest protection function)
Dropout time Approx. 100 ms (after response > 1s continuous blocking)
Blockings
Blocked protection functions Busbar differential protection, busbar tripping by the circuit-breaker
failure protection
11.33
Technical Data
11.33 Analog Channel Supervision via Fast Current Sum
614 SIPROTEC 5, Low-Impedance Busbar Protection 7SS85, Manual
C53000-G5040-C019-6, Edition 06.2016
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