Siemens SIPROTEC 4 7UT6 Series - Dynamic Cold Load Pickup for Time Overcurrent Protection

Dynamic Cold Load Pickup for Time Overcurrent Protection
Time Control
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) Increments 1 s
Action time T
Action time
1 s to 21600 s (= 6 h) Increments 1 s
Accelerated dropout time T
Stop Time
1 s to 600 s (= 10 min)
or ∞ (no accelerated
dropout)
Increments 1 s
Setting Ranges and Changeover Values
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
4.6
Technical Data
4.6 Dynamic Cold Load Pickup for Time Overcurrent Protection
430 SIPROTEC 4, 7UT6x, Manual
C53000-G1176-C230-5, Edition 09.2016