4 Technical Data
552
7SD5 Manual
C53000-G1176-C169-1
4.11 Weak-infeed Tripping (French specif./optional)
Operating Mode
Undervoltage
Times
Phase segregated undervoltage detection after reception of a carrier signal from the remote end
Setting value U
PhE
< 0.10 to 1.00 Increments 0.01
Dropout/pickup ratio Approx. 1.1
Pickup tolerance ≤ 5%
Receive prolongation 0.00 s to 30.00 s Increments 0.01 s
Extension time 3I0> 0.00 s to 30.00 s Increments 0.01 s
Alarm time 3I0> 0.00 s to 30.00 s Increments 0.01 s
Delay (single-pole) 0.00 s to 30.00 s Increments 0.01 s
Delay (multi-pole) 0.00 s to 30.00 s Increments 0.01 s
Time constant Ï„ 1 to 60 s Increments 1 s
Pickup tolerance 1 % of setting value or 10 ms
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