Why bus bar is used in substation? All Questions › Category: Switchgear And Protection › Why bus bar is used in substation? 0 Vote Up Vote Down Chetan Shidling Staff asked 5 years ago I need short information. 1 Answers 0 Vote Up Vote Down Ashok answered 5 years ago As busbar is a junction on which sevral ( more than 2)conductor mounted. It is easy to take supply for whole system. Chetan Shidling replied 5 years ago Yaa right ?