Anhuang nyanzvi muPakiKugadzira matanda, tinopa nzvimbo dzekupaka mota dzemhando yepamusoroKugadzira matandaZvigadzirwa zvedu zvinoenderana neIEEE386, uye mitemo yeIEC.

Chigadziko chekusimudzira denga chakagadzirirwa kuiswa panzvimbo yekupaka yakasungirirwa patransformer kana chimwe chinhu. Chinoshandiswa pamwe chete nezvishandiso zvetambo zvakaita se: chinobatanidza makumbo, chinodzivirira makumbo, uye zvimwe zvishandiso zve200A Load break. Chigadziko chepasi chinoiswa pabhureki rekusimudzira denga kuti chibatanidze waya yekudhonza mvura kuti ive nechokwadi chekuti yakavakwa zvakanaka pamberi. Kana chakabatanidzwa nechigadzirwa chakayerwa zvakaenzana, chigadziko chekusimudzira denga chinopa chinobatanidza chakavharwa zvizere, chinogona kunyudzwa mumvura, uye chinogona kuparadzaniswa kuti chishande nesimba.

Rusvingo rumwe chete rune bhaudhi reziso resimbi isina ngura rine tsoka yesimbi ine simba. Rudzi rwerabha rweEPDM rwakaumbwa rwakasungirirwa pabhaudhi resimbi isina ngura uchishandisa ring yesimbi yakabatirira. Kubatanidzwa kwebhaudhi resimbi isina ngura zvachose kunowanikwa munzvimbo dzinopisa zvakanyanya.