Cov khoom siv tswj thiab tiv thaiv HWK3 series feem ntau yog siv rau hauv lub voj voog ntawm AC 50HZ (60HZ), ntsuas qhov hluav taws xob ua haujlwm rau 690V. Ntsuas tam sim no ua haujlwm 1A txog 125A, lub zog tsav tsheb 0.12KW txog 55KW, feem ntau yog siv rau kev tswj hwm ntawm lub voj voog, thiab kev tiv thaiv qhov txhaum ntawm cov khoom thauj kab. Nws siv cov qauv modular integrated, uas koom ua ke cov haujlwm tseem ceeb ntawm circuit breakers, contactors, overload relays, starters, isolators thiab lwm yam khoom. Ib yam khoom tuaj yeem hloov cov khoom sib xyaw ua ke qub.