grnd bushings

[fifty five]

is plastic bushings okay to use or should you use grnd bushings inside
hoffman metal enclosure all conduit emt.

 

[Rockyd]

All depends on what the Hoffman box is going to be doing. Take a look at 250.96, 250.97, 250.98, should be proper consideration for whatever application you have in mind.



Answer based on a 2005 NEC...