Lisebelisoa tsa switch tsa taolo le tshireletso tsa letoto la HWK3 li sebelisoa haholo-holo potolohong ea AC 50HZ (60HZ), motlakase o sebetsang o lekantsoeng ho 690V. Hona joale e sebetsang e lekantsoeng 1A ho isa ho 125A, matla a enjene 0.12KW ho isa ho 55KW, e sebelisoang haholo bakeng sa taolo ea potoloho e timang, le ts'ireletso ea liphoso tsa mojaro oa mohala. E amohela sebopeho se kopantsoeng sa modular, se kopanyang mesebetsi ea mantlha ea li-circuit breaker, li-contactor, li-overload relay, li-starters, li-isolator le lihlahisoa tse ling. Sehlahisoa se le seng se ka nkela motsoako oa mantlha oa likarolo tse ngata sebaka.