HWK3 jerin sarrafawa da kayan sauya kariya ana amfani dasu mafi yawa a cikin da'irar AC 50HZ (60HZ), ƙimar ƙarfin aiki mai ƙarfi zuwa 690V. Rated aiki halin yanzu 1A zuwa 125A, motor ikon 0.12KW zuwa 55KW, yafi amfani da on-kashe iko da kewaye, da kuma kuskure kariya na line load. Yana ɗaukar tsarin hadadden tsari, wanda ya haɗu da manyan ayyuka na masu kewaya kewaye, masu tuntuɓar juna, maimaita bayanai masu wuce gona da iri, masu farawa, masu keɓewa da sauran kayayyaki. Productaya daga cikin samfura na iya maye gurbin asalin haɗin abubuwa da yawa.