Zida za HWK3 zowongolera ndi zotetezera zimagwiritsidwa ntchito kwambiri pozungulira AC 50HZ (60HZ), oveteredwa ntchito voteji mpaka 690V. Idavotera 1A mpaka 125A yomwe ikugwira ntchito, mphamvu yamagalimoto 0.12KW mpaka 55KW, yomwe imagwiritsidwa ntchito kwambiri pakuwongolera dera, komanso kuteteza zolakwika pakunyamula mizere. Iwo utenga yodziyimira payokha Integrated dongosolo, amene integrates ntchito zazikulu za ophwanya dera, contactors, mochulukira relays, starters, isolators ndi zinthu zina. Chinthu chimodzi chingalowe m'malo mwa kuphatikiza koyambirira kwamagulu ambiri.