Why sparking occurs when switching off the load? All Questions › Category: Switchgear And Protection › Why sparking occurs when switching off the load? 0 Vote Up Vote Down Chetan Shidling Staff asked 4 years ago I need short information. 1 Answers -1 Vote Up Vote Down Chetan Shidling Staff answered 4 years ago When switching off the load the sparking occurs because of high circuit inductance.