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UL [Arewacin Amurka]
Gabatarwa ga Takaddun Shaida Iri-iri
UL [Arewacin Amurka]

UL [Arewacin Amurka]

UL ita ce taƙaitaccen bayani na Underwriter Laboratories Inc. a Amurka. Dakin gwaje-gwajen Tsaro na UL shine mafi iko a Amurka kuma ɗaya daga cikin manyan cibiyoyi masu zaman kansu a duniya da ke gudanar da gwaje-gwaje da kimanta aminci. Cibiya ce mai zaman kanta, mai zaman kanta, wacce ke gudanar da gwaje-gwaje don amincin jama'a. Tana amfani da hanyoyin gwaji na kimiyya don yin nazari da tantance ko kayayyaki, na'urori, kayayyaki, kayan aiki, gine-gine, da sauransu suna da illa ga rayuwa da dukiya da kuma girman lahani; tana tantancewa, tarawa, da kuma buga mizanai da kayan da suka dace waɗanda ke taimakawa rage da hana asara ga rayuwa da dukiya, kuma a lokaci guda tana gudanar da kasuwancin bincike na gano gaskiya. Takaddun shaida na UL takardar shaida ce da ba dole ba a Amurka, galibi tana mai da hankali kan gwaji da takardar shaidar aikin aminci na samfura, kuma iyakokin takardar shaidarta ba su haɗa da halayen EMC (Electromagnetic Compatibility) na samfura ba.

  • Takaddun Shaidar UL

    A takaice, galibi tana gudanar da takardar shaidar aminci ga samfura da kuma harkokin gudanar da takaddun shaida na aminci. Babban burinta shine samun kayayyaki masu inganci ga kasuwa da kuma bayar da gudummawa wajen tabbatar da lafiyar mutum da amincin kadarori. Dangane da takardar shaidar aminci ga samfura a matsayin hanya mai inganci don kawar da shingayen fasaha ga cinikayyar kasa da kasa, UL kuma tana taka muhimmiyar rawa wajen bunkasa ci gaban cinikayyar kasa da kasa.

    UL galibi tana da hannu a cikin takardar shaidar amincin samfura da kuma harkokin gudanar da takaddun shaida na aminci. Babban burinta shine samun kayayyaki masu inganci ga kasuwa da kuma ba da gudummawa wajen tabbatar da lafiyar mutum da amincin kadarori. Dangane da takardar shaidar amincin samfura a matsayin hanya mai tasiri don kawar da shingayen fasaha ga cinikayyar ƙasa da ƙasa, UL kuma tana taka rawa mai kyau wajen haɓaka ci gaban cinikayyar ƙasa da ƙasa.
    An kafa UL a shekarar 1894. A matakin farko, UL ta dogara ne da kuɗaɗen da sashen inshorar wuta ya bayar don ci gaba da gudanar da ayyukanta. Sai a shekarar 1916 ne UL ta zama mai dogaro da kanta gaba ɗaya. Bayan kusan ƙarni na ci gaba, UL ta zama cibiyar ba da takardar shaida mai suna a duniya tare da cikakken tsarin gudanar da ƙungiyoyi masu tsauri, ci gaba na yau da kullun, da kuma hanyoyin ba da takardar shaida na samfura. Majalisar da ta ƙunshi wakilai daga ƙwararrun masana tsaro, jami'an gwamnati, masu amfani, ɓangaren ilimi, kayan aikin gwamnati, masana'antar inshora, da sassan yau da kullun ke kula da su. Shugaban ƙasa da mataimakan shugaban ƙasa ne ke gudanar da aikin yau da kullun. A halin yanzu, UL tana da dakunan gwaje-gwaje guda biyar a Amurka, tare da hedikwatarta tana garin Northbrook, arewacin Chicago. A lokaci guda, an kafa dakunan gwaje-gwaje masu dacewa a Taiwan da Hong Kong bi da bi. A Amurka, ga masu amfani, alamar UL alama ce ta aminci. A duk duniya, UL tana ɗaya daga cikin masu samar da ƙimar daidaito ga masana'antun.


  • Salon Tambari

    Yawanci ana yiwa alamar UL alama a kan samfurin da/ko marufin samfurin don nuna cewa samfurin ya wuce takardar shaidar UL kuma ya cika buƙatun ƙa'idodin aminci.

    Nau'ikan takaddun shaida da ayyukan gwaji na samfuran UL galibi sun haɗa da Lissafi, Ganewa, da Rarrabawa.

  • Abubuwan Sabis