How to connect
1) Turn off small switches first, and turn off main breaker last
2) Check NO current and voltage with using volt and clamp meter
3) Connect main leads to L1, L2, L3 and ground wire to Ground bar
4) Turn on main breaker, turn on small switches
2) Check NO current and voltage with using volt and clamp meter
3) Connect main leads to L1, L2, L3 and ground wire to Ground bar
4) Turn on main breaker, turn on small switches