Nyc fire pump

[The electron man]

In NYC where so I need migbs for the fire pump ?I'm getting conflicting answers .......................

 

[Joethemechanic]

In NYC where so I need migbs for the fire pump ?I'm getting conflicting answers .......................

Type of grounding bushing

 

[augie47]

As noted in 250.92 for services and 250.97 IF you have a 480/277 service.

 

[The electron man]

Type of grounding bushing

View attachment 2566113

I know what a migb is I'm asking where do I need to use it for a fire pump in NYC

 

[augie47]

Can't testify about NYC Code but have you satisfied NEC (post #3)

 

[infinity]

In NYC fire pumps have no special requirements for MIGB's. You would follow the normal applicable code rules that may or may not require them.