BS EN 61643:21-2001+A2:2013

-Ananan na'urorin ƙarfin kariya

Sashe na 21: Karfin na'urorin kariya waɗanda aka haɗu zuwa hanyoyin sadarwa da siginar sadarwa

Maganar Kasa

Wannan Ingilishi na Burtaniya shine aiwatar da Burtaniya
EN 61643-21: 2001 + A2: 2013. Ya samo asali ne daga IEC 61643-21: 2000, yana haɗa corrigendum Maris 2001 da kwaskwarimar 2: 2012. Ya maye gurbin BS EN 61643-21: 2001 + A1: 2009, wanda aka janye.

Ana nuna farawa da ƙarewar rubutu da aka gabatar ko aka canza ta hanyar kwaskwarima a cikin rubutun ta alamun. Alamomin da ke nuna canje-canje ga rubutun IEC suna ɗauke da lambar gyaran IEC. Misali, rubutu wanda aka canza ta gyaran IEC na 1 yana nuna A1.

Inda aka gabatar da gyara na yau da kullun ga gyaran IEC, alamun suna dauke da lambar gyaran. Misali, gyare-gyaren gama gari da CENELEC ta gabatar da IEC na kwaskwarimar 1 ana nuna ta C1.

Technicalungiyar Fasaha ta PEL / 37, geararraki masu ƙarfi - Babban ƙarfin lantarki, sun ba da izinin halartar Burtaniya a cikin shirye-shiryenta, zuwa ƙaramin kwamiti PEL / 37/1, Masu kama karuwa - voltageananan ƙarfin lantarki.

Jerin kungiyoyin da aka wakilta a wannan karamin kwamiti ana iya samun su bisa bukatar sakatariyar ta.

Wannan ɗaba'ar ba ta da'awar haɗawa da duk abubuwan da ake buƙata na kwangila. Masu amfani suna da alhaki don aikinsa daidai.

Yin aiki tare da Tsarin Burtaniya ba zai iya ba da kariya daga wajibai na doka ba.

GABATARWA

Dalilin wannan Standarda'idar ta identifyasa ita ce gano abubuwan da ake buƙata don Na'urorin Kariya na Surge (SPDs) waɗanda aka yi amfani dasu wajen kare sadarwa da siginar systen ko misali bayanan ow-voltage, murya, da da'irar ƙararrawa. Duk waɗannan tsarin ana iya fuskantar su da tasirin walƙiya da layukan layin, ko dai ta hanyar tuntuɓar kai tsaye ko shigar da su. Wadannan illolin na iya sanyawa tsarin tsari mai yawa ko wuce gona da iri ko kuma duka biyun, wadanda matakan su suka isa su cutar da tsarin. Ana nufin SPDs don samar da kariya ta sake wuce gona da iri da tsauraran matakan da walƙiya da layin wutar suka haifar. Wannan daidaitaccen yana bayanin gwaje-gwaje da buƙatun waɗanda ke kafa hanyoyi don gwajin SPDs da ƙayyade aikin magaji.

SPDs da aka gabatar da jawabi a cikin wannan Matsayi na Internationalasashen Duniya na iya ƙunsar abubuwan haɗin kariya na wuce gona da iri kawai, ko haɗuwa da tsauraran matakan wuce gona da iri da na'urorin kariya da ke ƙunshe da abubuwan kariya na wuce gona da iri kawai ba sa cikin wannan matakin. Koyaya, na'urori tare da wuce gona da iri
an rufe shi a cikin ƙarin bayani na A.

SPD na iya ƙunsar abubuwa da yawa na wuce gona da iri da kuma abubuwan kariya masu yawa. Ana gwada duk SPDs akan “akwatin baƙar fata”, watau, yawan masarufi na SPD yana ƙayyade tsarin gwajin, ba adadin abubuwan haɗin a cikin SPD ba. An bayyana sifofin SPD a cikin 1.2. Dangane da layin SPDs da yawa, ana iya gwada kowane layi daban da waninsa, amma kuma ana iya buƙatar buƙatar layukan duk lokaci ɗaya.

Wannan daidaitattun ya ƙunshi nau'o'in yanayin gwaji da buƙatu; yin amfani da wasu daga wadannan yana da damar mai amfani. Ta yaya aka bayyana abubuwan da ake buƙata na wannan daidaitattun nau'ikan na SPD a cikin 1.3. Yayin da wannan ƙa'idar aiki ce kuma ana buƙatar wasu ƙwarewa daga SPDs, ƙimar gazawa da fassarar su ga mai amfani. Za'a rufe ka'idodi da ka'idojin aikace-aikace a cikin IEC 61643-22 1).

Idan an san SPD a matsayin kayan haɗi guda ɗaya, dole ne ya cika buƙatun ƙa'idar da ta dace da waɗanda ke cikin wannan ma'aunin.