Electrician Talk banner

4-004(3)

  1. Canadian Electrical Forum
    Scenario: Say for example you are pulling feeders for a tap box to a meter stack in a condo style hi-rise and you are using parallel runs to get 3 phase 120/208 with 800 amps. It is protected by an 800 amp circuit breaker from the transformer. You've installed 3 x 3" pipes to pull 400...
Top