Eaton Logo

Should I be grounding my negative power on the PSG power supplies that I'm using with the S811+ soft starters?

Yes we require that you ground the negative (minus) wire to the panel.

Per the S801+/S811+  manual we state.

Common

- — Negative Power supply connections:

– Connect power supply negative to pin

“–” and to system ground

– Connect +24V DC output to pin “+”