Could someone verify I am using plastic and grounding bushings correctly.
1. Plastic bushing for conduit with wire #4 and above.
2. Grounding bushing for conduit with wire 250 volts and above.
3. Grounding bushing for conduit installed through cocentric KO.
4.Grounding bushing for service conduit
1. Plastic bushing for conduit with wire #4 and above.
2. Grounding bushing for conduit with wire 250 volts and above.
3. Grounding bushing for conduit installed through cocentric KO.
4.Grounding bushing for service conduit