Originally Posted by
JAZZCNC
In all honesty I don't know. It's not something I would normaly do so maybe the OP added it. You certainly will be fine running it thru master relay.
The reason I think it's mine is because there are parts of it like the master relay which I drew and recognise. if you notice there are 6 contacts but it states 4PDT. However there are bits I don't recognise and wouldn't use, like that enable relay, so maybe I've helped someone with basic setup which I often do then they have added to it.?