Originally Posted by neftaly
I want to install an E-stop on my 3-phase mill, do I need to find a triple-pole switch (not having much luck) or can I get away with a dual/single pole?
I thought about connecting 3 relays together, problem is I'd also have to wire power to their coils.
3 phase 220?
these will work. not buttons but will do the trick Drum Switches | MSCDirect.com