A: Wannan tambaya ce da yawancin masana'antun samfurori suna son tambaya, kuma ba shakka amsar da aka saba ita ce "saboda madaidaicin amincin da ya fifita shi." Idan zaku iya fahimtar tushen ka'idojin amincin lantarki na lantarki, zaku sami nauyin bayan hakan. tare da ma'ana. Kodayake gwajin kare lafiyar wutar lantarki na ɗaukar lokaci kaɗan akan layin samarwa, yana ba ku damar rage haɗarin sake haɗarin kayan aikin saboda haɗarin lantarki. Samun shi daidai lokacin farko shine hanyar da ta dace don rage farashi da kuma kula da fatan alheri.
A: Gwajin lalacewar lantarki ya kasu kashi ɗaya cikin nau'ikan guda huɗu: Ma'amala Gwaji: Gwajin gwajin Volot: Gwajin gwajin lantarki da ƙasa na samfurin kuma yana auna jihar ta rushe. Gwajin Juyin Warewa: Aididdigar rufin wutar lantarki na samfurin. Gwajin na yanzu: Gano ko lalacewa a halin yanzu na AC / DC Wutar lantarki zuwa tashar ƙasa ta wuce matsayin. Kadan kariya: Gwaji ko tsarin ƙwayoyin baƙin ƙarfe ana ci gaba daidai.
A: Don amincin 'yan'uwa masu kera a masana'antu ko dakunan gwaje-gwaje, an yi ta a Turai shekaru da yawa. Ko yana da masana'antun kayan aikin lantarki, samfuran fasahar na'urorin sadarwa, kayan aikin gida akwai surori a cikin ƙa'idodi, a cikin tsararren tsaro, wanda ya haɗa da gwajin yankin alamar (ma'aikata Wuri, Wurin Kayan aiki, wurin Dutse), alamar kayan aiki (a sarari alamar "ko wasu wuraren da suka shafi kayan aikin (IEC 6101010101010101010101010).
A: Hada gwajin Voltage ko babban gwajin Voltage (gwajin mipot) shine daidaitattun halaye na tsaro, CSA, BSI, TUV, da sauransu Hukuncin aminci) Hakan ma sanannun sanannun gwajin aminci na samar da tsari. Gwanin Hipot wata gwaje-gwaje ce da ba ta lalacewa ba don sanin wannan kayan masarufi masu tsayayya da tsayayyen kayan aikin gona, kuma shine babban gwajin ƙarfin lantarki wanda ya dace da duk kayan aikin ya wadatar. Sauran dalilai don aiwatar da gwajin Hipot shi ne cewa zai iya gano lahani mai yiwuwa kamar wanda bai isasshen nisa da nesa da kuma share abubuwan da aka haifar a lokacin da aka tsara.
A: A yadda aka saba, da wutar lantarki a cikin tsarin iko shine igiyar ruwa. A yayin aiwatar da ikon wutar lantarki, saboda yajin wasan walƙiya, aiki, kurakurai mai dacewa da kayan lantarki ba zato ba tsammani ya tashi kuma ya wuce gyaran ƙwayoyin cuta, wanda ya wuce shi. Za'a iya raba yawan wuce gona da iri zuwa rukuni biyu gwargwadon nasa. Isayan shine yawan abubuwan da aka haifar da yajin aiki na Directory ko shigarwar walƙiya, wanda ake kiranta da overvoltra. Girman walƙiya mai ma'ana na yanzu da imfin son rai yana da girma, kuma tsawon lokaci yana gajarta, wanda yake m. Koyaya, saboda overhead layin 3-10kv da ƙasa a cikin garuruwa da wutar masana'antu suna tilasta shi sosai, wanda ba shi da lafiya. Haka kuma, abin da aka tattauna a nan shine kayan aikin lantarki na gida, wanda ba a cikin ikon da aka ambata a sama ba, kuma ba za a tattauna gaba da haka ba. Sauran nau'in ana haifar da juyawa ta makamashi ko sigogi yana canzawa a cikin tsarin wutar, kamar yadda ake amfani da shi-ƙasa mai saukin kai, wanda ake kira overvolting. Girma cikin ciki shine babban tushen tantance matakan motsi na yau da kullun na kayan lantarki daban-daban a cikin tsarin iko. Ma'ana, ƙirar tsarin rufin samfurin ya kamata la'akari da ba kawai ƙimar ƙwayoyin cuta ba amma ma overvologage na cikin yanayin amfani da samfurin. Gwajin gwajin dutsen yana iya gano ko rufin samfurin zai iya tsayayya da ƙwayar ciki na tsarin wutar lantarki.
A: Yawancin lokaci za a iya tsayayya da gwajin wutar lantarki mafi yarda da hukumomin aminci fiye da DC tare da gwajin wutar lantarki. Babban dalilin shine mafi yawan abubuwa a ƙarƙashin gwaji za su yi amfani da gwajin lantarki, wanda yake kusa da damuwa da samfurin zai haɗu cikin ainihin amfani. Tunda gwajin AC ba ya cajin nauyin karfin, karatun na yanzu ya kasance iri daya ne daga farkon aikace-aikacen da ake amfani da shi zuwa karshen gwajin. Sabili da haka, babu buƙata don ɗaure ƙarfin ƙarfin lantarki tunda babu wasu matsalolin da ake buƙata don saka idanu don saka idanu na yanzu. Wannan yana nufin cewa sai dai samfurin a ƙarƙashin ma'anar gwajin gwaji a hankali shine amfani cikakken ƙarfin lantarki kuma ya karanta yanzu ba tare da jira ba. Tun da aclaton din ba ya cajin nauyin, babu buƙatar fitar da na'urar a ƙarƙashin gwaji bayan gwajin.
A: Lokacin da gwaji masu ɗaukar nauyi, jimlar ta yanzu ta ƙunshi igiyoyin da suka yi. Lokacin da adadin mai aiki ya fi girma fiye da yadda Laifi na gaskiya, yana da wuya a gano samfuran da ke fama da matsananciyar damuwa. A lokacin da gwada manyan kayan kwalliya, jimlar da ake buƙata ta fi ƙarfin da kanta. Wannan na iya zama haɗari mafi girma kamar yadda mai aiki ya fallasa zuwa manyan abubuwan
Ana iya shirya shirye-shiryen RK71 na tsayayya da wutar lantarki
A: Lokacin da na'urar ke ƙarƙashin gwaji (DUT) ta cika caji, kawai kyakkyawan yanayin binciken yanzu. Wannan yana ba da damar Tester ta DC ta nuna a fili ta nuna kyakkyawan halin gaskiya na samfurin a ƙarƙashin gwaji. Saboda caji na yanzu gajere ne, ikon ikon DC yana tsayayya da ƙarfin lantarki mai yawa na iya zama ƙasa da na ac tsayayya da gwajin wutar lantarki ɗaya da aka yi amfani da shi don gwada samfurin iri ɗaya.
RK99RESERIES shirye-shirye na tsayayya da tsinkayen wutar lantarki
A: Tun daga DC yana yin tsayayya da gwajin wutar lantarki, don kawar da haɗarin girgiza wutar lantarki na ɗaukar nauyin Dutse bayan gwajin dutsen. Gwajin DC yana cajin Capacoritor. Idan da gaske ne yake amfani da wutar AC, hanyar DC ba ta canza ainihin yanayin ba.
A: Akwai nau'ikan biyu na tsayayya da gwaje-gwaje guda biyu: ac yin tsayayya da gwajin Voltage da DC yana tsayayya da gwajin wutar lantarki. Saboda halayen insulating kayan, hanyoyin rushewar AC da DC voltages daban. Mafi yawan insulating kayan da tsarin suna dauke da kewayon kafofin watsa labarai daban-daban. Lokacin da ana amfani da ƙarfin gwajin AC, ana rarraba ƙarfin lantarki a cikin sigogi kamar ƙayyadaddun abubuwa da kuma girman kayan. Ganin cewa rc woltage kawai rarraba wutar lantarki gwargwadon gwargwado ga juriya na kayan. Kuma a zahiri, rushewar insulating tsarin shine sau da yawa sakamakon rushewar lantarki, rushewar rushewar lantarki, fitarwa da sauran siffofin a lokaci guda, kuma yana da wuya a raba su gaba ɗaya. Kuma injin voltage yana ƙara yiwuwar rushewa game da DC ƙarfin lantarki. Saboda haka, mun yi imani cewa acationarin yin tsayayya da wutar lantarki ta fi ƙarfafawa fiye da DC yana tsayayya da gwajin wutar lantarki. A cikin ainihin aiki, lokacin aiwatar da gwajin wutar lantarki, idan ana buƙatar DC don yin tsayayya da gwajin wutar lantarki, ana buƙatar DC don ƙarfin gwajin ƙarfin lantarki na wutar lantarki. Gwanin gwajin na Janar dc yana tsayayya da gwajin wutar lantarki da aka ninka ta hanyar ingantaccen ƙimar wutar lantarki. Ta hanyar gwaje-gwaje na hankali, muna da sakamako mai zuwa: don waya da kayayyakin na USB, akai akai k shine 3; Ga masana'antar jirgin sama, akai c yana 1.6 zuwa 1.7; CSA gabaɗaya tana amfani da 1.414 don samfuran farar hula.
A: Gwajin gwajin da ke yanke hukunci game da gwajin wutar lantarki ya dogara da kasuwar kasuwancinku za a saka shi, kuma dole ne ya cika ayyukan aminci ko ƙa'idodi waɗanda suke na ƙimar ikon shigo da ƙasar. An ƙayyade lokacin gwaji da lokacin yin tsayayya da gwajin wutar lantarki a cikin amincin aminci. Yanayin da ya dace shine tambayar abokin ciniki don ba ku buƙatun gwaji da dacewa. Gwajin gwajin da ke haifar da gwajin wutar lantarki kamar haka: Idan aikin aikin yana tsakanin 42v da 1000v, dutsen yana aiki sau biyu yana aiki da ƙarfin lantarki da 1000v. Ana amfani da wannan wutar gwajin tsawon minti 1. Misali, don samfurin aiki a 230v, dutsen gwajin shine 1460v. Idan lokacin aikace-aikacen na wutar lantarki ya zama taqaitaccen, dole ne a ƙara gwajin gwajin. Misali, yanayin gwajin layin samarwa a U-935:
| sharaɗi | Lokacin aikace-aikacen (seconds) | amfani da wutar lantarki |
| A | 60 | 1000v + (2 x v) |
| B | 1 | 1200v + (2.4 x v) |
| V = mafi girman darajar wutar lantarki | ||
A: damar da tester tester nuni yana nufin fitowar ƙarfinsa. Wannan ƙarfin tsayayya da ƙarfin lantarki an ƙaddara ta hanyar matsakaicin fitarwa na yanzu x Matsakaicin fitarwa na yanzu X da matsakaicin fitarwa. Misali: 5000vx100ma = 500va
A: The Stracitance na da aka gwada na abin da aka gwada shi shine babban dalilin banbanci tsakanin dabi'un AC da DC yana tsayayya da gwaje-gwaje na lantarki. Wadannan karfin batattu ba za a iya cajin lokacin da gwaji tare da AC ba, kuma za a sami ci gaba na yanzu yana gudana ta hanyar waɗannan capacites m. Tare da gwajin DC, da zarar an cajin karfin Dut a cikakken caji, abin da ya rage shine ainihin lalacewa na halin yanzu. Sabili da haka, ƙimar na yanzu, an auna ƙimar yanayi ta hanyar yin gwajin wutar lantarki da DC tare da yin tsayayya da gwajin wutar lantarki zai bambanta.
A: Insulators ba su da matsala, amma a zahiri babu maissulating abu ba shi da matsala. Don kowane abu insulating abu, lokacin da ake amfani da wutar lantarki a duk faɗin, koyaushe zai gudana ta hanyar. Aikin da ake aiki na wannan halin yanzu ana kiranta yadowa na yanzu, kuma wannan ana kiran sa sabon abu kuma ana kiranta yaduwa da insulator. Don gwajin kayan aikin lantarki, Laifa na yanzu yana nufin wanda aka kafa ta yanzu ta hanyar matsakaicin ƙarfe tare da rufin ƙarfe tare da rufin ƙarfe da ke tsakanin rashin ƙarfin lantarki. shine lalacewa a halin yanzu. Dangane da UL Studpt, Lam na yanzu shine yanzu wanda za'a iya gudanar da shi ne daga sassan kayan gidaje, ciki har da karuwancin da aka hade. Lamuni na yanzu ya haɗa da sassa biyu, bangare ɗaya shine tsarin da nake ciki na yanzu I1 ta hanyar lalacewa; Sauran sassan shine gudun hijira na yanzu I2 ta hanyar rarraba karfin rai shine XC = 1/2pfc kuma yana ƙaruwa da yawan wutar lantarki a halin yanzu. Theara, don haka lalacewa na yanzu yana ƙaruwa tare da mitar wutar lantarki. Misali: Yin amfani da Mraftor don samar da wutar lantarki, kayan haɗin kai na jituwa suna ƙaruwa da lalacewa a halin yanzu.
A: Thearin yin tsayayya da gwajin wutar lantarki shine gano leakage na yanzu ta tsarin rufin abu a karkashin gwajin aikin zuwa tsarin aikin rufin. Yayin da wutar lantarki ta yanzu (lamba ta yanzu) ita ce gano shimfidar zurfin halin da ke cikin gwaji a ƙarƙashin aiki na yau da kullun. Auna lalacewa na halin da aka auna a ƙarƙashin yanayin rashin aminci (ƙarfin lantarki, mita). A saukake, da lalacewa na halin da ke tsayayya da gwajin wutar lantarki shine yadudduka na yanzu, kuma leakage na yanzu (Takaddun Lantarki na yanzu) shine lalacewa a halin yanzu a ƙarƙashin aiki na yau da kullun.
A: Don samfuran lantarki na tsari daban-daban, ma'aunin taɓa taɓa yanzu kuma yana da buƙatu daban-daban, taɓawa na yanzu, taɓawa na yanzu zuwa layin yare na yanzu da farfajiya -To-layi leakage na yanzu sau uku ta hanyar yanzu
A: Abubuwan da ba a iya samun ƙarfe na kayan lantarki ko wuraren amfani da samfuran lantarki ba na kayan aiki ya kamata su ma suna da kyau a matsayin ma'aunin wutar lantarki ba tare da rufin wutar lantarki ba. Koyaya, sau da yawa muna haɗuwa da wasu masu amfani waɗanda waɗanda ba a amfani da su ba waɗanda suke amfani da su na kayan aiki na II, ko a ƙarshen shigar da wutar lantarki na zamani da nake aiki. Duk da haka, alhakin aikin masana'anta don guje wa haɗarin ga mai amfani da wannan yanayin ya haifar. Wannan shine dalilin da ya sa gwajin taɓawa ya yi.
A: A cikin actionarin yin tsayayya da gwajin wutar lantarki, babu wani misali saboda nau'ikan abubuwa daban-daban, kasancewar capacites a cikin abubuwan da aka gwada, da kuma bambance bambancen gwaji, don haka babu wani misali.
A: Hanyar mafi kyau don sanin ƙarfin gwajin shine saita shi bisa ga allunan da ake buƙata don gwajin. Gabaɗaya magana, zamu saita ilimin gwajin gwargwadon sau 2 Aikin da yake aiki da 1000v. Misali, idan aikin aikin da yake amfani da samfurin shine 115Vac, muna amfani da 2 x 115 + 1000 = 1230 volt kamar yadda ake gwajin ƙarfin lantarki. Tabbas, ƙarfin gwajin zai kuma sami saiti daban-daban saboda maki daban-daban na insulating yadudduka.
A: Wadannan sharuɗɗan guda uku suna da ma'ana iri ɗaya, amma galibi ana amfani dasu a cikin masana'antar gwaji.
A: Cinikin jaketarwa na gwaji da tsayayya da gwajin wutar lantarki suna da kama sosai. Aiwatar da DC voltage na har zuwa 1000v zuwa maki biyu da za a gwada. Gwajin IR yawanci yana ba da ƙimar tsoratarwa a cikin Megohms, ba wakilcin Pass / waɗanda bai wakilta daga gwajin hipoot ba. Yawanci, ƙarfin gwajin shine 500V DC, da kuma rufin tsayayya (IR) bai kamata ya zama ƙasa da 'yan Moshms ba. Gwajin juriya na ruɓaɓɓen gwaji ne wanda ba lalatacciyar jarabawa kuma yana iya gano ko rufi yana da kyau. A wasu bayanai bayanai, ana yin gwajin juriya da farko sannan kuma da yin tsayayya da gwajin dutsen. Lokacin da resulation juriya gwajin ya kasa, da ke tsayayya da gwajin dutsen.
A: Gwajin haɗin haɗin ƙasa, wasu mutane suna kiran shi yanayi na ci gaba (ƙasa) gwaji, yana auna rashin daidaito tsakanin ragin Dut da kuma post ƙasa. Gwajin ƙasa na ƙasa yana yanke hukunci ko binciken kare ya kasance yana iya magance laifin na yanzu idan samfurin ya gaza. The ground bond tester will generate a maximum of 30A DC current or AC rms current (CSA requires 40A measurement) through the ground circuit to determine the impedance of the ground circuit, which is generally below 0.1 ohms.
A: Gwajin Irmiya gwajin ne mai cancanta wanda ke ba da nuni ga ingancin yanayin tsarin rufin. Yawancin lokaci ana gwada shi da DC ƙarfin lantarki na 500v ko 1000v, kuma ana auna sakamakon tare da juriya na Mogohm. Hakanan ana yin tsayayya da gwajin ƙarfin lantarki zuwa na'urar da ke ƙarƙashin gwaji (DU), amma ƙarfin lantarki ya fi na gwajin IR. Ana iya yin shi a AC ko DC voltage. Ana auna sakamako a cikin milicamps ko microamps. A wasu bayanai dalla-dalla, gwajin Iron ana yin farko, yana biye da gwajin wutar lantarki. Idan na'urar da ke ƙarƙashin gwaji (DUT) ta ga gwajin Iron, na'urar a karkashin gwaji (DUT) kuma ta gaza yin tsayayya da gwajin wutar lantarki a mafi girman ƙarfin lantarki.
A: Dalilin gwajin Impedance shine don tabbatar da cewa waya mai kariya na iya tsayayya da kwararar laifuka na yanzu don tabbatar da amincin masu amfani lokacin da yanayin mahaukaci ya faru a cikin kayan aiki. Lafiya madaidaicin gwajin wutar lantarki na buƙatar cewa iyakar ƙarfin lantarki ya kamata ya wuce iyakar 12V, wanda ya dogara da la'akari da amincin mai amfani. Da zarar gazawar gwaji na faruwa, za a iya rage ma'aikaci don haɗarin rawar lantarki. Babban halin da ke buƙatar cewa juriya ya kamata ya zama ƙasa da 0.1ohm. An ba da shawarar yin amfani da gwajin AC a yanzu tare da yawan adadin 50Hz ko 60hz don saduwa da ainihin yanayin aiki na samfurin.
A: Akwai wasu bambance-bambance tsakanin gwajin Voltage da gwajin Leerage Power, amma a gaba daya, za a iya taƙaita waɗannan bambance-bambance kamar haka. Gwajin gwajin dutsen shine don amfani da babban ƙarfin lantarki don kunshe da rufi na samfurin don ƙayyade ko ƙarfin ƙwayar samfurin ya isa ya hana yaduwar lamurra. Gwajin yanzu gwajin na yanzu shine a auna yadudduka na yanzu wanda ke gudana ta hanyar samfurin a ƙarƙashin ƙasashe na al'ada lokacin da samfurin yake amfani.
A: Bambanci a lokacin fitarwa ya dogara da karfin abin da aka gwada shi da tsallakewar mai tsayayya da gwajin wutar lantarki. Mafi girman ƙarfin, tsawon lokacin da ake buƙata.
A: aji na zamani na nufin cewa sassan jagorar jagorar suna da alaƙa da mai ba da kariya ga mai ba da kariya; Lokacin da ainihin rufin ya gaza, mai bada kariya na mai kariya dole ne ya iya yin tsayayya da laifin yanzu, watau, lokacin da aka sanya abubuwan da asali ba zai iya zama sassan lantarki ba. A saukake, kayan aiki tare da fil na ƙasa na ƙarfin wutar da nake aiki. Kayan aiki na II ba kawai ya dogara da "rufin asali" don kare kansa da wutar lantarki irin "rufin zuga biyu" ko "rufewa mai zurfi". Babu wani yanayi game da dogaro na mai kariya ta kariya ko yanayin shigarwa.
