We have 420volts, Diesel gen-sets each 750kva 4nos. we are operating with bus

We have 420volts, Diesel gen-sets each 750kva 4nos. we are
operating with bus bar duct having 10x150mm for each face
4nos. our question is what is the minimum gap required
between each face? is there any satutory regulations?

Question Posted / ravindra babu j

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We have 420volts, Diesel gen-sets each 750kva 4nos. we are operating with bus bar duct having 10x1..

Answer / prakash

For Pahse to Phase - 30 to 50 mm
And For Phase to Neutral - 20 to 25 mm

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