Siemens SIPROTEC 7UT63 series - 4.6 Dynamic Cold Load Pickup for Time Overcurrent Protection

4.6 Dynamic Cold Load Pickup for Time Overcurrent Protection
455
7UT613/63x Manual
C53000-G1176-C160-2
4.6 Dynamic Cold Load Pickup for Time Overcurrent Protection
Time Control
Setting Ranges and Changeover Values
Start criterion Binary input from circuit breaker auxiliary
contact or current criterion
(of the assigned side)
CB open time T
CB open
0 s to 21600 s (= 6 h) Steps 1 s
Action time T
Action time
1 s to 21600 s (= 6 h) Steps 1 s
Accelerated dropout time T
Stop Time
1 s to 600 s (= 10 min)
or ∞ (no accelerated
dropout)
Steps 1 s
Dynamic parameters of pickup currents and
delay times or time multipliers
Setting ranges and steps are the same as for
the functions to be influenced