HWK3 letoto la lisebelisoa tsa taolo le ts'ireletso ea sesebelisoa li sebelisoa haholo potolohong ea AC 50HZ (60HZ), e lekantsoe matla a sebetsang ho 690V. E lekantsoe ho sebetsa hona joale 1A ho 125A, matla a motlakase 0.12KW ho 55KW, haholo-holo a sebelisetsoang ho laola potoloho, le tšireletso ea phoso ea mojaro oa mohala. E amohela sebopeho se kopantsoeng sa modular, se kopanyang mesebetsi ea mantlha ea li-circuit breakers, contactors, overload relays, starters, isolators le lihlahisoa tse ling. Sehlahisoa se le seng se ka nka sebaka sa motsoako oa mantlha oa likarolo tse ngata.