Code Code National Electrical Code (NEC) imaphatikizapo zofunikira zambiri za maulendo a kunja. Njira yoyamba yopezera chitetezo kunja ndi chinyontho ndi kutupa, kuwonongeka kwa thupi, ndi nkhani zokhudzana ndi kuikidwa m'manda. Pokhala ndi mapulojekiti ambiri okhala kunja , maofesi okhudzana ndi makalata okhudzana ndi kukhazikitsa zowonongeka ndi zowonongeka zakumtunda komanso kuyendetsa makina pamwamba ndi pansi.
Kumene kuli kofunika kuzipangizo zogwiritsidwa ntchito, zogulitsa ziyenera kulembedwa kuti zigwiritsidwe ntchito ndi bungwe loyesera, monga UL (kale Underwriters Laboratories).
Zomwe Zidapangidwira Kunja
- GFCI ( chitetezo chapansi-chosokoneza) chitetezo chimafunikanso kwa zinyumba zonse zakunja. Zingapangidwe zenizeni zingapangidwe kuti zipangizo zowonongeka kapena kuzizira. Chitetezo cha GFCI chingaphatikizepo zotengera za GFCI kapena oyendetsa gFCI.
- Nyumba zimayenera kukhala ndi chipinda chimodzi chakunja kumbuyo ndi kumbuyo kwa nyumbayo. Ayenera kupezeka mosavuta kuchokera pansi ndipo osapitirira 6 1/2 pamwamba pa kalasi.
- Zomwe zili pamapangidwe ndi zipinda zogwiritsa ntchito mkati (khomo lolowera m'nyumba) liyenera kukhala ndi chipinda chosapitirira 6½ mita pamwamba pa padenga kapena khonde. Monga ndondomeko yowonjezera, nyumba ziyenera kukhala ndi chokwanira kumbali iliyonse ya sitimayo kapena khonde, lofikira pansi.
- Malo obisala (m'malo ophimba otetezera, monga denga la khonde) ayenera kukhala osagonjetsedwa ndi nyengo ndipo nthawi zina amatchedwa nyengo.
- Zomwe zimalowetsa m'malo ozizira (poyera nyengo) ziyenera kukhala zosagonjetsedwa ndi nyengo ndipo zimakhala ndi chivomezi "chosagwiritsidwa ntchito" . Chophimba ichi chimapereka nyengo yotetezera ngakhale pamene zingwe zikwatulidwa kulowa.
Kunja Kwakuwala
- Malo opangira kuwala m'madera ozizira / owonetsetsa ayenera kulembedwa m'malo amvula.
- Malo owala m'madera otupa (otetezedwa ndi mphepo yam'mwamba kapena denga) ayenera kulembedwa m'malo amdima.
- Mabotolo ogwiritsira ntchito makonzedwe a magetsi akuyenera kukhala otsika kwambiri.
- Zojambula zakunja sizimasowa kuteteza GFCI .
- Mapulogalamu otsika otsika kwambiri ayenera kulembedwa monga dongosolo lonse kapena kusonkhanitsidwa kuchokera ku zigawo zikuluzikulu.
- Zosintha zowonjezera magetsi ziyenera kupezeka.
Kutulutsa Wiring Out
- Kuwongolera kapena kutsekedwa kwa wiring / chingwe kumatchulidwa kuti agwiritsidwe ntchito. Lembani chingwe cha UF ndi chingwe chosavomerezeka kwambiri chomwe chimagwiritsidwa ntchito popanda pakhomo.
- UF chingwe amatha kuikidwa mwachindunji (popanda mankhwala) ndi osachepera 24 "a chivundikiro.
- Dothi loikidwa mkati mwachitsulo chosungunuka (RMC) kapena chitoliro chachitsulo (IMC) chiyenera kukhala ndi "zowonjezera 6";
- Mphepete mwazitsulo zoyenera kuzungulira ziyenera kukhala zosalala zosakanizika popanda miyala.
- Mpweya wotsika (osapitirira 30 volts) uyenera kuikidwa m'manda pafupifupi 6 "kuya.
- Mipiringidzo yamakonzedwe ikusinthika pamwamba pa nthaka iyenera kutetezedwa motsogoleredwa kuchoka ku chivundikiro chofunikira kapena 18 "(ngakhale zili zochepa) mpaka kumapeto kwake pamtunda kapena mamita 8 pamwamba pa kalasi.
Imbizani Musanayambe Kukumba
Izi sizofunikira kwa NEC, koma zingapulumutse moyo wanu / kapena vuto lalikulu ndi opereka chithandizo chanu.
Itanani 8-1-1, dziko "Limbirani Musanayambe Kukumba" nthawi yeniyeni, osachepera masiku atatu musanakonzekere kukumba paliponse pamalo anu. Ogwira ntchito otentha amadziwitsa anthu onse ogwira ntchito m'dera lanu. Amene ali ndi mizere yothamanga kupyolera mu katundu wanu adzatumiza woimira kuti awone mzere wawo pansi. Mungagwiritse ntchito zipangizo zamagetsi kuti musamafufuze pafupi ndi 24 "kuti muyike mizere, mugwiritseni ntchito fosholo mukakumba mkati mwa 24" mbali iliyonse ya mzere wolembedwa.