Shin kun san menene masu karya da'ira?

Menene Masu Hulɗar Da'ira?

Makullin wutar lantarki da aka tsara don kare da'irar lantarki daga lalacewa wanda ke faruwa sakamakon yawan wutar lantarki/juriya ko gajeren da'ira ana kiransa da mai karya da'ira. Babban aikinsa shine katse wutar lantarki bayan relay masu kariya sun lura da matsala.

Aikin Makullin Mai Katse Wutar Lantarki.

Yana aiki da na'urar karya da'ira ta hanyar zama na'urar tsaro ta yadda zai hana lalacewar injina da wayoyi lokacin da wutar lantarki ke gudana ta cikin da'irar lantarki ta wuce iyakokin ƙira. Yana yin hakan ta hanyar cire wutar daga da'ira idan wani yanayi mara aminci ya taso.

Ta yaya DC Circuit Breakers ke aiki?

Kamar yadda sunan su ya nuna, na'urorin fashewa na kewaye na Direct Current (DC) suna kare na'urorin lantarki da ke aiki akan direct current. Babban bambanci tsakanin direct current da alternating current shine cewa fitowar wutar lantarki a DC koyaushe take. Sabanin haka, fitowar wutar lantarki a cikin Alternating Current (AC) tana zagayawa sau da yawa a kowane daƙiƙa.

Menene Aikin Mai Katse Wutar Lantarki na DC?

Ka'idojin kariya daga zafi da maganadisu iri ɗaya ne suka shafi masu fashewa na DC kamar yadda suke yi wa masu fashewa na da'irar AC:
Kariyar zafi tana kashe na'urar fashewa ta DC lokacin da wutar lantarki ta wuce ƙimar da aka ƙididdige. Zafin hulɗar bimetallic yana faɗaɗa kuma yana lalata na'urar fashewa ta da'ira a cikin wannan tsarin kariya. Kariyar zafi tana aiki da sauri saboda wutar tana samar da ƙarin zafi don faɗaɗawa da buɗe haɗin wutar lantarki yayin da wutar take da yawa. Kariyar zafi ta na'urar fashewa ta DC tana kare daga kwararar iska mai yawa wanda ya ɗan fi ƙarfin wutar lantarki na yau da kullun.
Idan akwai kwararar matsala mai ƙarfi, kariyar maganadisu tana kashe na'urar fashewa ta DC, kuma martanin koyaushe yana nan take. Kamar na'urorin fashewa ta AC, na'urorin fashewa ta DC suna da ƙarfin fashewa mai ƙima wanda ke wakiltar mafi girman kwararar matsala da za a iya katsewa.
Gaskiyar cewa wutar da ake tsayawa akai-akai tana tare da masu katse wutar lantarki na DC yana nufin cewa mai katse wutar lantarki dole ne ya buɗe hanyar sadarwa ta lantarki sosai don katse wutar lantarki. Kariyar maganadisu na mai katse wutar lantarki na DC yana kare ta daga gajerun da'irori da kurakurai fiye da yawan aiki.

Nau'o'i Uku na Ƙananan Mai Katsewar Da'ira:

Nau'in B (tafiya a matakin wutar lantarki sau 3-5).
Nau'in C (tafiya a sau 5-10 da aka ƙididdige ƙimar wutar lantarki).
Nau'in D (tafiya a matakin wutar lantarki sau 10-20).