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Kariya mai ƙarfi don duka wutar lantarki da layin sigina hanya ce mai tsada don adana ƙarancin lokaci, haɓaka tsarin da dogaro da bayanai, da kawar da lalacewar kayan aiki ta hanyar wucewa da haɓaka.Ana iya amfani dashi don kowane nau'in kayan aiki ko kaya (1000 volts da ƙasa).Waɗannan su ne misalan amfani da SPD a cikin masana'antu, kasuwanci, da sassan zama:

Akwatunan sarrafawa, masu sarrafa dabaru na shirye-shirye, masu sarrafa motocin lantarki, saka idanu na kayan aiki, da'irori mai haske, awo, kayan aikin likitanci, kaya masu mahimmanci, ƙarfin ajiya, UPS, da kayan HVAC duk misalai ne na rarraba wutar lantarki.

Kewaye don sadarwa, layin waya ko fax, ciyarwar TV ta USB, tsarin tsaro, da'irar siginar ƙararrawa, cibiyar nishaɗi ko kayan sitiriyo, kicin ko kayan gida

An bayyana SPDs kamar haka ta ANSI/UL 1449:

Nau'in 1: An haɗa na dindindin, an ƙirƙira don haɗa na biyu na gidan wutan sabis zuwa gefen layin sabis na cire haɗin na'urar da ta wuce lokaci (kayan sabis).Babban aikin su shine kiyaye matakan kariya na tsarin wutar lantarki daga ɓarkewar waje wanda walƙiya ya jawo ta hanyar canza bankin capacitor mai amfani.
Nau'in 2: An haɗa ta dindindin zuwa gefen kaya na sabis na cire haɗin na'urar da ta wuce lokaci (kayan sabis), gami da wuraren fakitin alama.Babban makasudin waɗannan masu kariyar karuwa shine don kare kayan lantarki masu mahimmanci da kayan aiki na tushen microprocessor daga ragowar makamashin walƙiya, haɓakar haɓakar moto, da sauran abubuwan da suka faru a ciki.

Nau'i na 3: A-Da-Bayan-Amfani Daga sashin sabis na lantarki zuwa wurin amfani, ya kamata a gina SPDs tare da ƙaramin jagorar tsawon mita 10 (ƙafa 30).SPDs waɗanda ke da haɗin igiya, plug-in kai tsaye, da nau'in maɓalli sune misalai.

Nau'in 4: SPD (An Gane Ƙarfafawa) Ƙungiyar Ƙirar -- Waɗannan tarukan abubuwan sun ƙunshi nau'in nau'in 5 na SPD guda ɗaya ko fiye, da kuma mai cire haɗin (na ciki ko na waje) ko hanyar wucewa UL 1449, Sashe na 39.4 iyakance halin yanzu. gwaje-gwaje.Waɗannan tarukan SPD ne waɗanda ba a gama ba waɗanda galibi ana sanya su a cikin abubuwan da aka jera na ƙarshen amfani idan duk sigogin karɓa sun cika.Ba a ba da izinin sanya waɗannan taruka na nau'i na 4 a cikin filin a matsayin SPD mai zaman kansa saboda ba su cika a matsayin SPD ba kuma suna buƙatar ƙarin gwaji.Ana buƙatar kariya ta yau da kullun don waɗannan na'urori akai-akai.

Nau'in 5 SPD (An Gane Ƙarfafawa) - Na'urori masu kariya masu ƙayyadaddun abubuwa, kamar MOVs, waɗanda za'a iya shigar dasu akan allon da'irar da aka buga kuma ana haɗa su ta hanyar jagororin su, ko waɗanda za'a iya sanya su a cikin wani shinge tare da ƙarewar hawa da wayoyi.Waɗannan nau'ikan nau'ikan 5 na SPD ba su isa azaman SPD ba kuma dole ne a ƙara kimantawa kafin a saka su cikin filin.Nau'in 5 SPDs yawanci ana aiki da su a cikin ƙira da gina cikakkun SPDs ko taron SPD.

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Lokacin aikawa: Maris-10-2022