MLY1-100 jerin karuwa mai karewa (nan gaba ake magana a kai a matsayin SPD) ya dace da IT, TT, TN-C, TN-S, TN-CS, da sauran tsarin samar da wutar lantarki na tsarin rarraba wutar lantarki na AC, kuma ya dace da walƙiya kai tsaye da tasirin walƙiya kai tsaye ko wasu Kariya daga hawan ƙarfin wuce gona da iri.
bayyani
MLY1-100 jerin karuwa mai karewa (nan gaba ake magana a kai a matsayin SPD) ya dace da IT, TT, TN-C, TN-S, TN-CS, da sauran tsarin samar da wutar lantarki na tsarin rarraba wutar lantarki na AC, kuma ya dace da walƙiya kai tsaye da tasirin walƙiya kai tsaye ko wasu Kariya daga hawan ƙarfin wuce gona da iri. Class ll surge kare bisa ga IEC61643-1: 1998-02 misali. SPD mai karewa na Class B yana da yanayin gama gari(MC) da hanyoyin kariya na banbance-banbance(MD).
SPD ya bi GB18802.1/IEC61643-1.
ka'idar aiki
A cikin tsarin wayoyi huɗu na uku-uku, akwai masu kariya tsakanin layin lokaci uku da layin tsaka tsaki ɗaya zuwa layin ƙasa (duba hoto 1) A cikin yanayi na al'ada, mai karewa yana cikin yanayin juriya. a cikin grid na wutar lantarki saboda fashewar walƙiya ko wasu dalilai, za a kunna mai tsaro da sauri a nanoseconds, kuma za a gabatar da karuwar yawan wutar lantarki a cikin ƙasa, don haka kare wutar lantarki. kuma ya ɓace, mai tsaro ya dawo zuwa babban juriya, don haka baya shafar aikin yau da kullun na grid ɗin wutar lantarki.
| Takaddun shaida | CE TUV |
| Wani suna | Na'urar kariya ta hawan DC |
| Class Kariya | IP20 |
| Yanayin aiki | -5°C – 40°C |
| Garanti | shekaru 2 |
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