Siemens UL 489 - Field Installation of a Cut-Off Switch for Shunt Trips and Closing Coils

11 – 4
Time-delayed release
11.5 Field Installation of a cut-off switch for shunt trips and closing coils
Does not apply to continuous duty devices.
t
d
= (0.2 ... 1.6 sec.) + 1.6 sec.
t
d
= 0.2 ... 1.6 sec.
3 x 0,5
S1
Delay time t
d
:
1/8“
S14
S15
pre-wired
0136-07_nu
F1
CC
F2
S15
S14
b
a
a