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ProGrade, Certified Electrical Contractor
Category: Electrical
Satisfied Customers: 547
Experience:  28+ years exp. - installation, troubleshooting, & repair of commercial, & residential electrical systems.
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I have cutler-hammer cp4 250 volt bus plug is the risk of

Customer Question

I have cutler-hammer cp4 250 volt bus plug is the risk of arc flash low when installing or removing these from the bus-way low??
Submitted: 8 months ago.
Category: Electrical
Expert:  ProGrade replied 8 months ago.

Hi Customer, welcome to

This risk is high when removing and installing breakers on the busway. I know it's a common occurrence especially for the experienced but don't take it for granted. An arc flash study would be required to determine level of safety gear.

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