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Momwe mungasankhire chitetezo cha opaleshoni - musanyalanyaze izi!

Ngati zidziwitso zamtengo wapatali zamagetsi zamagetsi mnyumbayo, kuthekera kwawo kupirira kuphulika kwa mphezi ndizocheperako kuposa zida zoyambira zamagetsi, ndikofunikira kugwiritsa ntchitochitetezo champhamvuKusunga zinthu zamagetsi zolondola kwambiri, ndiye momwe mungasankhire mawotchi Nanga bwanji zoteteza?
Musanasankhe achitetezo champhamvu, onetsetsani kuti mukuchita kuwunika kwa chiwopsezo cha mphezi ndikuganizira chuma cha polojekitiyo, osati kungotayika kwachindunji, komanso kuwonongeka kosalunjika (kwa machitidwe owongolera chidziwitso, kuwonongeka kosalunjika nthawi zambiri kumakhala kotsika kuposa Komanso, malamulo ndi malamulo ofunikira lero amafuna unsembe wachitetezo champhamvu, monga miyezo yamakampani a dziko lonse monga GB 50057. Pansipa, ndikufotokozerani momwe mungasankhire chitetezo cha opaleshoni kuchokera kumagulu angapo.

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Pofuna kuwonetsetsa bwino kuti machitidwe ovuta amagetsi ndi machitidwe azidziwitso sizidzavulazidwa ndi kugunda kwachindunji ndi kuwomba kwamphezi, IEC 62305 imatanthauzira momveka bwino tanthauzo la madera oteteza mphezi.

LPZ 0A: Kuwonetsedwa ndi kugunda kwamphezi molunjika, kunyamula mafunde onse amphezi ndi madera onse amagetsi amagetsi.

LPZ 0B: Chitetezo ku kugunda kwachindunji, kupirira pang'ono mphezi kapena mphezi, komanso mphamvu yamagetsi yamagetsi.

LPZ 1: Chitetezo ku kugunda kwachindunji, mafunde am'deralo kapena mafunde ochititsa chidwi, komanso maginito amphezi.Kuwombako kumangokhala kutsekeredwa pamalire ndikutetezedwa ndi woteteza maopaleshoni, ndipo gawo lamagetsi lamagetsi lateteza kutsika.

LPZ 2…n: Zofanana ndi LPZ 1, koma ndikuchepetsanso mphamvu yamagetsi yamagetsi pakuwomba kwa mphezi.Monga lamulo lodzitchinjiriza, chinthu chotetezedwa chiyenera kuyikidwa m'malo a LPZ omwe ma elekitirodi ake amayenderana ndi kuthekera kopirira kuwonongeka kuti muchepetse kuwonongeka (kuwonongeka kwakuthupi, kulephera kwamagetsi ndi zamagetsi chifukwa chakuchulukirachulukira, ndi zina zambiri.微信图片_20220427140412

Kodi kusankha lolinganachitetezo champhamvu

Pamene kuli kosatheka kuyeza kalasi 1 oteteza chitetezo (Type1, Class1), Iimp≥12.5kA amagwiritsidwa ntchito nthawi zambiri, ndiko kuti, 12.5kA ndiyokwanira nthawi zambiri.Tikukulimbikitsani kugwiritsa ntchito Iimp=25kA, kuti pakhale Kuchuluka kwa mphamvu, moyo wautali wautumiki.

Kwa oteteza maopaleshoni amtundu wa 2 (Type2, Class2), timasankha kugwiritsa ntchito zoteteza mphamvu za 20/40kA (In=20kA, Imax=40kA), ndipo kugunda kwa mphezi pamwamba pa 40kA (pambuyo pa LPZ1) sikupangidwa kawirikawiri m'mapulogalamu apadera.za.Pali mitundu yambiri ya oteteza ma Surge Class 2, kuphatikiza 40/80kA, 50/100kA, ndi 60/120kA zoteteza mphamvu zamagetsi.

Kukwaniritsa zofunikira zachitetezo m'magawo atatu ogwira ntchito

1. Kudikirira: mawonekedwe okalamba amagetsi, mawonekedwe a chinyezi ndi kukana kutentha, kunyamula kwapawiri kwa chitetezo chapawiri-doko;

2. Mkhalidwe wopondereza: Kuphatikiza pa mphamvu yamagetsi ogwirira ntchito, chitetezo chachitetezo chimakhalanso ndi mphamvu kuchokera kumagetsi owonjezera;

3. TOV ntchito boma: Kupanikizika kwa magetsi kwachitetezo champhamvumakamaka TOV ntchito voteji ndi panopa.Izi zikugwirizana ndi mtundu wa gridi, magetsi otsika ndi makina ogawa, makina ogawa magetsi apakati ndi njira zoyambira zosinthira zogawa.Chomwe chimafunikira ndi kuthekera kwa woteteza opareshoni kuti athe kupirira kupitilira kwanthawi yayitali, ndiye kuti, woteteza opareshoni amatha kupirira UT yotchulidwa muyeso.

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Satifiketi yovomerezeka kunyumba ndi kunja

Pamapeto pake, ndikofunikira kusankha zinthu zomwe zili ndi chiphaso chachitatu (monga CE, TUV, CAS, CQC, etc.), ndikusankha makampani omwe ali ndi luso lambiri, luso laukadaulo, ndi mayankho omveka.

Malinga ndi TUV, CE, CQC ndi ziphaso zina zapadziko lonse lapansi, woteteza opaleshoniyo ali ndi ukadaulo wabwino kwambiri wopanga ndiukadaulo wowongolera m'munda wachitetezo cha mphezi, ndipo amatha kukwaniritsa zofunikira pamikhalidwe yoopsa monga kutentha kwakukulu, kutentha kwakukulu ndi madera otsetsereka, ndi imatha kupirira ma harmonic pano komanso overvoltage kwa nthawi yayitali.,Chitetezo champhamvuakhoza makonda kwa makasitomala mu malo apadera.

 


Nthawi yotumiza: Apr-27-2022

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