CDADAan kafa shi a cikin 2004, kodayake asalinmu ya samo asali ne tun a shekarun 1980. Yin la'akari da shekarun da suka gabata na ƙwarewa na musamman, mun samo asali zuwa ƙwararrun masana'anta kuma ƙwararrun masana'anta da masu samar da Ragowar Saƙon Saƙo na Yanzu. Muna gayyatar ku don yin haɗin gwiwa tare da mu don amfana daga amintattun sabis na tallafin fasaha da farashin kai tsaye daga masana'anta.
RCCB ƙwararriyar na'urar aminci ce ta lantarki da aka ƙera don cire haɗin da'ira a duk lokacin da ta gano rashin daidaituwa a halin yanzu tsakanin masu gudanar da rayuwa (lokaci) da tsaka tsaki. Wannan rashin daidaituwa, wanda aka sani da ragowar halin yanzu ko leakage current, yana nuna cewa wutar lantarki na gudana ta hanyar da ba a yi niyya ba — mai yuwuwa ta jikin mutum ko tabarbarewar rufi.
Sabanin waniMCBkoMCCB, RCCB ba ya ba da juzu'i ko kariyar gajeriyar kewayawa da kanta (sai dai idan an haɗa shi da su a cikin RCBO). Manufarta ita ce amincin rayuwa da rigakafin gobara. Yana aiki ne bisa Kirchhoff's Law na yanzu, inda adadin igiyoyin da ke shiga mahaɗa dole ne ya yi daidai da adadin igiyoyin da ke barin ta. Idan igiyoyin "a" da "fita" sun bambanta da fiye da hankalin na'urar (misali, 30mA), RCCB yana tafiya.
Fayil ɗin masana'antar mu ta ƙunshi nau'ikan RCCB masu yawa don dacewa da yanayin lantarki iri-iri, daga gidaje mai hawa ɗaya zuwa hadaddun grid na masana'antu uku.
|
Nau'in |
Sanduna / Kanfigareshan |
Mabuɗin Siffofin |
Aikace-aikace na yau da kullun |
|
Nau'in AC |
2-Pole (1P+N) / 4-Pole (3P+N) |
Yana gano ragowar igiyoyin sinusoidal AC. |
Gabaɗaya na zama da na kasuwanci da'irar hasken wuta / wutar lantarki. |
|
Nau'in A |
2-Pole / 4-Pole |
Yana Gano AC da raɗaɗin raƙuman ruwa na DC. |
Kewaye tare da kayan lantarki (injunan wanki, kwamfuta, dimmers). |
|
Nau'in F |
2-Pole / 4-Pole |
Yana Gano AC, DC mai jujjuyawa, da haɗar igiyoyin igiyoyi masu yawa. |
Keɓaɓɓen da'irori na musamman tare da masu tafiyar da sauri (VSD) da kayan aikin Class I. |
|
Nau'in B |
4-Poli |
Yana Gano duk Nau'in A/F magudanan ruwa tare da ragowar igiyoyin ruwa masu santsi. |
Tashoshin caji na EV mai hawa uku, masu canza hasken rana, da kayan aikin likita. |
Zuciyar mu RCCB ita ce Zero-Sequence Current Transformer (Toroid). Wannan bangaren yana ci gaba da lura da filin maganadisu da ke gudana ta hanyar kwararar na yanzu.
Gano Leaka: A ƙarƙashin yanayi na al'ada, filayen maganadisu na Rayayyun igiyoyin ruwa da tsaka tsaki suna soke juna. Idan hanyar yabo zuwa ƙasa ta faru (misali, mutum ya taɓa waya mai rai), ma'aunin ya karye.
Cire haɗin kai cikin sauri: Transfoman yana gano wannan “sauran” juyi kuma yana haifar da wutar lantarki a cikin iskarsa ta biyu. Wannan siginar yana ƙarawa (a cikin nau'ikan lantarki) ko yana kunna saurin gudu kai tsaye (a cikin nau'ikan lantarki), yana haifar da latch ɗin inji don saki da buɗe lambobin sadarwa.
Ƙimar Hankali:
Babban Hankali (10mA - 30mA): Don kariyar tuntuɓar kai tsaye (kare lafiyar ɗan adam). Wajibi ne don bandakuna, kwasfa, da da'irori na waje.
Matsakaicin Hankali (100mA - 300mA): Don kariyar tuntuɓar kai tsaye da rigakafin gobara. Ana amfani dashi a cikin manyan allunan rarraba don kare igiyoyi daga kurakuran rufewa.
Tsaron Mazauni: Shigar da tilas a cikin banɗaki, dafa abinci, da kantuna na waje don hana mugun haɗari daga na'urori kamar busar da gashi ko kayan aikin wuta.
Injin Masana'antu: Kare masu aiki daga girgiza wutar lantarki lokacin sarrafa kayan ƙarfe ko kayan aikin hannu.
Wuraren Kiwon Lafiya: Tabbatar da amincin majiyyaci a asibitoci inda ko da ƙananan igiyoyin ruwa na iya zama m (amfani da Nau'in B ko na'urorin IT na musamman na likita).
Makamashi Mai Sabuntawa: Kare sassan DC da AC na tsarin PV na hasken rana da tashoshin caji na EV daga kurakuran ƙasa.
Tsarin samar da mu shi ne wasan kwaikwayo na madaidaicin maganadisu da injiniyan injiniya.
Sifili-Sequence Transformer Core: An yi shi daga madaidaicin ikon Permalloy (Nickel-Iron alloy) ko Nanocrystalline strips. Wannan kayan yana da mahimmanci don gano magudanar ruwa na mintuna ba tare da jikewa ba.
Tafiya Relay/Solenoid: Maɗaukakiyar isar da saƙo mai mahimmanci wanda ke canza siginar lantarki daga na'ura mai canzawa zuwa motsi na inji.
Gidaje: Polycarbonate (PC) ko Nylon (PA66), wanda aka ƙera don zama mara ƙarfi da juriya.
Lambobin sadarwa: Silver-Cadmium-Oxide (AgCdO) ko Silver-Nickel (AgNi) don ingantaccen canji da ƙarancin juriya.
Toroid Winding: Madaidaicin maɓallin wutan lantarki yana rauni tare da dubunnan jujjuyawar waya ta tagulla. Dole ne a yi wannan tare da tsananin kulawa don guje wa rage juyi.
Core Encapsulation: Ana lulluɓe ainihin abin maganadisu a cikin resin epoxy don kare shi daga girgizawa da zafi, yana tabbatar da kwanciyar hankali na dogon lokaci.
Majalisa: Ana sanya toroid a kusa da hanyar madugu (ko masu gudanarwa su wuce ta cikinsa). Hanyar tafiya tana da alaƙa da babban latch ɗin lamba.
Daidaitawa (Sensitivity Setting): Wannan shine mataki mafi mahimmanci. Muna amfani da madaidaicin hanyoyin yanzu don allurar ɗigogi na halin yanzu (misali, 30mA). Ana daidaita coil ɗin tafiya da injina har sai ya kunna daidai a bakin kofa.
Muna bin IEC/EN 62423 da IEC/EN 61008 ma'auni. An tsara tsarin gwajin mu don tabbatar da cewa na'urar tana tafiya lokacin da ya kamata, kuma koyaushe lokacin da ya kamata.
Daidaitaccen Abubuwan Gwajin & Ma'auni na Binciken Masana'antu:
|
Gwajin Abun |
Daidaiton Magana |
Matsayin Masana'antarmu & Hanyar |
|
Gwajin Tafiya na Yanzu |
Yana tabbatar da hankali (IΔn). |
Allurar halin yanzu a 1.0 x IΔn (dole ne yayi tafiya <300ms) da 0.5 x IΔn (KADA DOLE yayi tafiya). |
|
Gwajin Jinkirin Lokaci |
Yana tabbatar da saurin aiki. |
Allurar 5 x IΔn (misali, 150mA). Dole ne na'urar ta yi tafiya a cikin < 40ms (Nau'in Gabaɗaya) ko cikin ƙayyadadden lokaci don Nau'in S (Zaɓi). |
|
Ƙarfin Dielectric |
Yana tabbatar da keɓewa. |
Aiwatar da 2000V AC na minti 1 tsakanin abubuwan shigarwa/fitarwa da firam. Babu lalacewa. |
|
Aikin Injini |
Yana tabbatar da dorewar latch. |
Zagaye 2,000 na aiki ON/KASHE ba tare da gazawa ba. |
|
Juriya gajere-Circuit |
Yana tabbatar da damar tsira. |
Dole ne RCCB ta yi tsayin daka na ɗan gajeren lokaci (misali, 3kA ko 6kA) ba tare da fashewa ko kama wuta ba (tabbatar da kariya ta fuse). |
Kayan aikin mu an sanye shi don sarrafa ƙayyadaddun yanayin abubuwan gano abubuwan maganadisu.
Layin samarwa: Muna amfani da injunan iska mai sarrafa kansa wanda ke tabbatar da ƙidayar juzu'i da tashin hankali, wanda ke da mahimmanci don ingantaccen fahimtar halin yanzu.
Nagartaccen Kayan aiki:
Madaidaicin Leakage na yanzu Calibrators: Na'urori masu inganci masu ƙarfi waɗanda ke iya haifar da kwararar ruwa tare da ƙudurin 0.1mA don daidaita saitunan tafiya.
Dakunan Garkuwar Magnetic: Ana amfani da shi yayin haɗuwa don hana filayen maganadisu na waje tsoma baki tare da tsarin daidaitawa.
Wuraren Gwaji ta atomatik: 100% na raka'a suna yin gwajin aikin tafiya kafin shiryawa.
Ƙwararrun Ƙwararru:
Injiniyoyi Magnetic: Kwararru a zana ma'aunin sifili na sifili don haɓaka hankali.
Masu fasaha na calibration: Ma'aikatan da aka horar da su da hannu waɗanda ke tabbatar da ƙa'idodin balaguro masu mahimmanci.
Tabbacin inganci: An sadaukar da kai don nazarin yanayin gazawa da kuma tabbatar da amincin tsarin tafiyar.
Zabi Ragowar Masu Sauraron Dawafi na Yanzu. Ba kawai mu ke kera maɓalli ba; mu injiniyoyi da kwanciyar hankali da ke zuwa daga sanin da'irar ku yana kallon bayan ku.