I-vacuum yegumbi lokucima i-arc kufuneka ihlolwe rhoqo xa isebenza, indlela yile: vula iSwitch, sebenzisa i-voltage yamandla e-42kV kwiikhefu zayo ezivulekileyo, ukuba ayitshintshi.
ukubonakala kweziganeko ezikhanyayo, igumbi lokucima i-arc kufuneka litshintshwe ngelelinye elitsha.