Disconnect distance from top of enclosure for bend radius

[matlark]

If I have 250 kcmil wire coming into line side of disc and the bend radius is 4 inches how far does the disc need to be from the top of the encl? I am guessing it is not 4 inches.

thanks

 

[Strathead]

If I have 250 kcmil wire coming into line side of disc and the bend radius is 4 inches how far does the disc need to be from the top of the encl? I am guessing it is not 4 inches.

thanks

Teach a man to fish. Look at 312.6A and 312.6B most likely B