Kodi kugula oyenerera waya ndi chingwe?

1. Yang'anani chizindikiro cha certification.Zogulitsa zomwe zalandira chiphaso chokakamizidwa zidzalembedwa chizindikiro, chomwe ndi chizindikiro cha "CCC", apo ayi, zidzatengedwa ngati zinthu zopanda chilolezo.

2. Yang'anani pa lipoti loyendera.Mawaya ndi zingwe, monga zinthu zomwe zimakhudza chitetezo cha moyo ndi katundu wa anthu, zalembedwa kuti ndizoyang'aniridwa ndi boma. Chifukwa chake, wogulitsa ayenera kupereka lipoti loyang'anira dipatimenti yoyang'anira khalidwe, apo ayi, ubwino wa mankhwala alibe maziko.

3. Mayeso kutchinjiriza ndi sheath.Insulation ndi makulidwe m'chimake ayenera kukhala yunifolomu popanda kupatuka, kumverera ayenera zoonekeratu kukangana ndi elongation.Pa nthawi yomweyo, kutchinjiriza ndi m'chimake pamwamba ayenera kukhala ndi dzina Mlengi, mankhwala chitsanzo mosalekeza kusindikiza chizindikiro, chizindikiro imeneyi: kutchinjiriza osapitirira 200mm, m'chimake osapitirira 500mm.

4. Yang'anani kutha kwa thupi la chingwe ndi mtundu. Woyendetsa mkuwa wa waya ndi chingwe amakutidwa kapena osakutidwa ndi waya wamkuwa, pomwe chowongolera cha aluminiyumu ndi waya wa aluminiyamu kapena waya wosalala wokhala ndi pamwamba.Kondakitala wamkuwa ndi wofiirira wopepuka, pomwe kondakitala wa aluminiyumu ndi woyera-siliva.

5. Yezerani kukana kwa DC. Kuti muwonetsetse kuti mawaya ogulidwa ndi zingwe ali oyenerera, mutha kudula kaye 3 ~ 5 metres kuchokera kuzinthu zomwe mukufuna kupita ku bungwe loyang'anira kuyeza kukana kwa DC.

6. Yezerani kutalika kwake. Muyezo wa dziko umafotokoza momveka bwino kutalika kwa mawaya ndi zingwe, kutalika kwa coil kudzakhala 100m, ndipo kutalika kwa disc kudzakhala kwakukulu kuposa 100m.Ogula amatha kuyeza kutalika kwa koyilo molingana ndi kutalika kwake.Mulingo umanena kuti cholakwika chautali sichidutsa 0.5% ya kutalika konse.