Signaling Switches - Siemens UL 1066 Operating Instructions Manual

8.3

Signaling switches

S24 S22 S20 S23 *)
*) Same installation location as S43
1) Contact closed means that the undervoltage release is energized or shunt trip is not energized - circuit breaker is possibly
Contact open means that the undervoltage release is not energized or shunt trip is energized - circuit breaker is not
8 – 3
T minals er
Wire no.
4
Internal
S20
1
Wire no.
Terminals
4
4
TC TC/UVR
S22
S23
F1
1
1
"
"
ready to close
Open Fuse
Indication
Reset
S24
"
ready to close .
"
.
S26