Mbrooke
Electrical
- Nov 12, 2012
- 2,546
Why do we always use a 2 way tripping circuit in circuit breakers? Is it possible, or has anyone ever attempted a single round trip primary and backup DC trip circuit?
Similarly for MODs which normally have a DC supply, common, open, close, and of course 3 wires for position indication.
Similarly for MODs which normally have a DC supply, common, open, close, and of course 3 wires for position indication.