Saukewa: SZ-SPD40

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Amfani mai karewa

Surge kuma ana kiransa surge, kamar yadda sunan ke nunawa, wuce gona da iri ne nan take wanda ya zarce ƙarfin aiki na yau da kullun.Ainihin, tashin hankali bugun jini ne mai tashin hankali wanda ke faruwa a cikin ƴan miliyoyi na daƙiƙa kaɗan kuma ana iya haifar da shi ta hanyar: kayan aiki masu nauyi, gajerun kewayawa, sauya wuta, ko manyan injuna.Kayayyakin da ke ɗauke da na'urori masu toshe ƙorafi na iya ɗaukar fashewar ƙarfi yadda ya kamata don kare kayan haɗin gwiwa daga lalacewa.

Mai karewa, wanda kuma aka sani da kama walƙiya, na'urar lantarki ce wacce ke ba da kariya ga kayan lantarki daban-daban, kayan aiki, da layin sadarwa.Lokacin da ƙarfin wutan lantarki ko ƙarfin lantarki ya haifar ba zato ba tsammani a cikin da'irar lantarki ko layin sadarwa saboda tsangwama na waje, mai karewa zai iya gudanar da kuma guje wa halin yanzu a cikin ɗan gajeren lokaci, ta haka ne ya guje wa lalacewa ga wasu kayan aiki a cikin kewaye ta hanyar karuwa. .

SZ-NPE jerin karuwa mai karewa ya dace da TT, TN-S lalacewa ta hanyar walƙiya kai tsaye da walƙiya kai tsaye ko wasu wuce gona da iri. Samfuran sun cika GB 18802.1, GB50057 da IEC 61643-1 ka'idojin.

SZ-NPE ta bututun fitar da iskar gas ko iska a matsayin manyan abubuwan da ke haifar da ratawar fitarwa, gabaɗaya, sun shiga yanayin juriya mai ƙarfi tsakanin na'urorin lantarki, lokacin da grid ɗin wutar lantarki saboda tsawa da walƙiya kai tsaye ko a kaikaice wasu matsananciyar wuce gona da iri, electrodes a cikin nanosecond. tafiyar lokaci, zai shiga cikin ƙasa, kuma don kare kayan aiki a kan wutar lantarki, lokacin da karuwa ta hanyar NPE ta ɓace, Sa'an nan PEis ya mayar da shi zuwa yanayin juriya mai girma ba tare da rinjayar aikin al'ada na wutar lantarki ba.
Kuma ana iya haɗa SZ-SPD jerin masu karewa mai karewa a cikin mafita masu zuwa: 1P + NPE, 3P + NPE da sauran haɗin SPD don inganta aikin anti-surge. 35mm daidaitaccen shigarwar jagorar jagora, layin sifili yana da alaƙa da 2.5-35mmwire, ana haɗa waya ta ƙasa tare da fiye da 6mm mai launin jan ƙarfe mai launi iri-iri, tsayin bai wuce 500mm ba.
Yawancin lokaci ana shigar da su a cikin akwatunan rarraba mazaunin, cibiyoyin kwamfuta, kayan aikin bayanai, kayan lantarki da kayan sarrafawa a gaban akwatin soket mafi kusa.