Kusankha kwa ophwanya dera

Perekani mayankho athunthu pamitundu yonse yamagetsi apawiri Automatic Transfer switch, Katswiri wopanga Automatic Transfer Switch

Nkhani

Kusankha kwa ophwanya dera
07 30 , 2021
Gulu:Kugwiritsa ntchito

1.mu dera kuyatsa kuti kuchepetsa mtengo wa polojekiti, kawirikawiri kusankha 1P dera wosweka, ayenera kulabadira wapamwamba dera wosweka ayenera kutayikira ulendo ntchito, ayenera kudula chapamwamba magetsi;

2. Kukonza mphamvu kuti muteteze mzere wamoyo ndipo mzere wa zero umagwirizanitsidwa ndi ngozi (pamene mzere wamoyo ndi zero zikugwirizana ndi 1P zimadula mzere wa zero ndipo sizinadutse mzere wamoyo), zingagwiritsidwe ntchito. 1P + N kachipangizo kakang'ono kafupipafupi, komwe nthawi zambiri kumanenedwa kuti DPN circuit breaker.

3. Kwa nyumba zowononga dera zofanana, pali kusiyana pakati pa 1P ndi 1P + N, yoyambayo ili ndi mphamvu yosweka kwambiri kuposa yotsirizirayi pansi pa ngozi yachidule ya dera.Choncho, tikulimbikitsidwa kugwiritsa ntchito 2P circuit breaker kuti ikhale yofunikira kwambiri komanso yokonza nthawi zonse ndi ntchito yozungulira polojekitiyi, koma mtengo wake ndi wapamwamba.
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Kuphatikiza apo: 1P, 2P ya gawo limodzi, 3P, 4P ya magawo atatu.

Ndi chitetezo cha zero, 1P, 3P yokha ingagwiritsidwe ntchito;Pamene ndi malo otetezera, ndi bwino kugwiritsa ntchito 2P, 4P.

1P + N: wotetezera amangoikidwa pamzere wa gawo, ndipo mzere wa gawo umachotsedwa nthawi yomweyo pamene ntchitoyo ikuchitika.

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