UL

UL LLC wani Ba'amurke ne mai ba da shawara game da lafiyar duniya da kuma takaddun shaida a hedkwatarsa ​​a Northbrook, Illinois. Yana kula da ofisoshi a cikin ƙasashe 46. An kafa shi a cikin 1894 a matsayin Ofishin Ma'aikatar Wutar Lantarki (ofishin Hukumar Kula da Wutar Wuta ta Kasa), an san shi a ko'ina cikin karni na 20 kamar yadda Laboratories masu asali kuma ya shiga cikin binciken tsaro na da yawa daga cikin sabbin fasahohin wannan karnin, musamman karban wutar lantarki a bainar jama'a da kuma tsara ka'idojin kariya ga na'urorin lantarki da kayan aikinta.

UL yana ba da takaddar da ta shafi aminci, ingantacciya, gwaji, dubawa, dubawa, ba da shawara da sabis na horo ga abokan ciniki da yawa, gami da masana'antun, dillalai, masu ba da izini, masu tsarawa, kamfanonin sabis, da masu amfani.

UL yana ɗaya daga cikin kamfanoni da yawa da aka amince da su don yin gwajin aminci ta hukumar tarayya Ma'aikatar Tsaro da Kula da Lafiya (OSHA). OSHA tana riƙe da jerin ingantattun gwaje-gwaje na gwaji, waɗanda aka sani da aswararrun Gwajin Gwajin Nationasa.

UL LLC

Alamar Tabbatar da UL
type	Mai zaman kansa, LLC
Magabata	Laboratories masu asali
An kafa	1894; Shekaru 122 da suka gabata
Founder	William Henry Merrill
Yankin da aka yi aiki	Kasashen 104
Manyan mutane	Keith Williams (Shugaba da Shugaba)
Yawan ma'aikata	12,000 (2013)
website	www.ul.com

Tarihi

Writwararrun Laboratories Inc. an kafa shi a cikin 1894 ta William Henry Merrill. A farkon aikinsa a matsayin injiniyan lantarki a Boston, an aika Merrill mai shekaru 25 don bincika Fadar Duniya ta Fadar Wutar Lantarki. Bayan da ya ga damar da yake da ita a fagen sa, Merrill ya tsaya a Birnin Chicago inda ya samo Laboratories Masu Rubuta Labarai.

Ba da daɗewa ba Merrill ya fara aiki da ka'idojin haɓakawa, ƙaddamar da gwaje-gwaje, ƙirar kayan aiki da buɗe abubuwan haɗari. Baya ga aikinsa a UL, Merrill ya yi aiki a matsayin sakatare-mai kula da kundin kare hakkin kashe gobara na kasa (1903-1909) da shugaban (1910-1912) kuma ya kasance memba mai fa'ida a Kwamitin Chicago da Kwamitin Kungiyar. A cikin 1916, Merrill ya zama shugaban UL na farko.

UL ta buga matsayinta na farko, "Tin Clad Fire Doors", a cikin 1903. A shekara mai zuwa, UL Mark ta fara halarta tare da alamar alamar kashe wuta. A cikin 1905, UL ta kafa Sabis ɗin sabis don takamaiman samfuran samfuran samfurori waɗanda ke buƙatar ƙarin bincike akai-akai. Masu binciken na UL sun gudanar da binciken farko na masana'antar kan kayayyakin da aka yiwa alama a wuraren masana'antun - aikin da ya kasance alama ce ta gwajin da kuma gwajin UL.

UL ta fadada cikin kungiya tare da dakunan gwaje-gwaje 64, gwaje-gwaje da takaddun shaida waɗanda ke ba abokan ciniki a cikin ƙasashe 104. Hakanan ya samo asali ne daga asalinsa cikin lafiyar lantarki da wuta don magance batutuwan tsaro mafi girma, kamar abubuwa masu haɗari, ƙarancin ruwa, amincin abinci, gwajin aiki, aminci da kiyaye doka da kiyaye ɗabi'a.

A cikin 2012, UL ta canza daga kamfanin da ba shi da riba ya zama kamfani mai riba.

Matsayin UL

Matsayin Dorewa

• UL 106, Matsayi don Dorewa don Luminaires (a ƙarƙashin ci gaba)
• UL 110, Matsayi don Dorewa don Wayoyin hannu

Matsayi don Kayan Wuta da Lantarki

• UL 153, Lamaƙwalwar Wutar Lantarki
• UL 197, Kayan Aikin Kayan Wuta na Kasuwanci
• UL 796, Guguwar Wire-Wired
• UL 1026, Kayan Gidan Gidan Lantarki da Abincin Abinci
• UL 1492, samfuran Audio / Video da na'urorin haɗi
• UL 1598, Hasken haske
• UL 1642, Batirin Lithium
• UL 1995, Kaya da Kayan Kayan Wuta
• UL 6500, Audio / Bidiyo da kayan aikin Musika na Gidan Gida, Kasuwanci da makamantansu
• UL 60065, Audio, Bidiyo da makamantan na'urorin lantarki: Bukatun aminci
• UL 60335-1, Gidaje da makamantan Wutar Lantarki, Sashi na 1: Bukatun Janar
• UL 60335-2-24, Gidaje da makamantan Wutar Lantarki, Sashi na 2: Bukatun Musamman na Masu Gwajin Mota
• UL 60335-2-3, Gidan Gida da makamantan Wutar Lantarki, Kashi na 2: Bukatun Musamman na Irons na Wuta
• UL 60335-2-34, Gidaje da makamantan Wutar Lantarki, Sashi na 2: Bukatun Musamman na Masu Gwajin Mota
• UL 60335-2-8, Gidaje da makamantan Wutar Lantarki, Sashi na 2: Bukatun Musamman na Masu Shaye-shaye, Garkokin gashi da makamantansu.
• UL 60950, Kayan Aikin Fasahar Sadarwa
• UL 60950-1, Kayan aikin Fasahar Bayanai - Tsaro, Sashe na 1: Janar Bukatun
• UL 60950-21, Kayan aikin Fasahar Bayanai - Tsaro, Sashe na 21: Ciyarwar Iko Mai Nisa
• UL 60950-22, Kayan aikin Fasahar Bayanai - Tsaro, Sashe na 22: Kayan aikin da za'a girka a waje
• UL 60950-23, Kayan aikin Fasahar Bayanai - Tsaro, Sashe na 23: Manyan Kayan Ajiye Bayanai

Ka'idojin Tsaro na Rayuwa

• UL 217, Single- da Mahara- Station Smoke larararrawa
• UL 268, Masu binciken Hayakin Tsarin Tsarin alingarfin Wuta
• UL 268A, Masu Gano Hayaƙi don Aikace-aikacen Duct
• UL 1626, Mazauna Gidaje don Ma'aikatar Kare Wuta
• UL 1971, Na'urorin siginar masu Sauraren ji

Matsayi don Kayayyakin Gina

• UL 10A, ƙofofin Wuta na Cladone-Clad
• UL 20, Gabaɗaya-Amfani da Canjin Snapan Naji
• UL 486E, minarshen Lantarki na Kayan Aiki don Amfani da Aluminium da / ko duwararrun tagulla
• UL 1256, Gwajin Gobara na Rashin Tsarin / Filin jirgin sama

Ka'idojin Kayan Aikin Masana'antu

• UL 508, Kayan Gudanar da Masana'antu
• UL 508A, Gudun Gudanar da Masana'antu
• UL 508C, Kayan Sadarwar Wuta

Ka'idodi don Abubuwan Filastik

• UL 94, Gwaji don Haske na Kayan Abubuwan Filastik don bangarorin kayan aiki da kayan aiki
• UL 746A, Kayan kayan aikin polymeric: Kimanta Mallakar Gidajen Gini
• UL 746B, Kayan aiki na kayan aikin polymeric: kimantawa da Gidaje na Tsawon-lokaci
• UL 746C, Kayan aiki na kayan aikin polymeric: Amfani da Ingantaccen Kayan Aikin Lantarki
• UL 746D, Kayan aiki na polymeric: Sassan Yankuna
• UL 746E, Polymeric Materials: Laminates na masana'antu, Tubanƙarar Raunin undaƙwalwa, Fiber ɗin da aka Bugun da Abubuwan da aka Amfani da su a ardswannin Wire-Wiring
• UL 746F, Kayan aiki na polymeric: - - Kayan Aikin Fim na Fitar Da Fari mai Sauƙi don Amfani da shi a Allon Wire-Wire da Kayan Abubuwan Taɗi

Matsayi don Wire da Kebul

• UL 62, Wurayoyi masu Sauyawa da Kebul
• UL 758, Kayan aikin Waya Kayan aiki
• UL 817, Shirye-shiryen Wuraren Wuraren Wuraren Wuta da Wuta
• UL 2556, Hanyoyin gwaji na Wire da Kebul

Matsayi na Kanada wanda aka haɓaka ta ULC Standards, memba na gidan UL na kamfanoni

• CAN / ULC-S101-07, Hanyar daidaito don gwaje-gwaje na ƙone wuta na Gina Ginin da Kayan aiki
• CAN / ULC-S102-10, daidaitattun Hanyoyin Gwaji don Bayyanar ƙonewa na Abubuwan Gina abubuwa da Gidaje
• CAN / ULC-S102.2-10, Kayan daidaitattun Hanyoyin Gwaji don Bayyanar ƙonawa na ƙona filaye, murfin ƙasa, da Kayan aiki da Majalisai
• CAN / ULC-S104-10, Hanyar daidaitattun hanyoyin gwaje-gwaje na wuta na Majalisun Door
• CAN / ULC-S107-10, Hanyar daidaitattun hanyoyin gwaje-gwajen wuta na murfin Ruwa
• CAN / ULC-S303-M91 (R1999), Ka'idodi na daidaitattun sassa na larararrawa na Bararrawa na Localararrawa na gida.

Other

• UL 1703, Mallakar Flat-Plate Motoci
• UL 1741, Masu Sauyawa, Masu Sauyawa, Masu Gudanarwa da Kayan aiki Tsarin Kayan aiki don Amfani da Rarraba albarkatun Kayan.
• UL 2703, Tsarin Rack sama da Na'urorin ɗaukar hoto don Flat-Plate Photovoltaic Modules da bangarori

Amince da Cike Mark

"Alamar Bangaren da Aka Gane" ita ce nau'in alamar inganci ta bywararrun Laboratories. An sanya shi a kan abubuwan haɗin da aka yi niyya don zama ɓangare na samfurin UL da aka lissafa, amma wanda ba zai iya ɗaukar cikakken tambarin UL da kansu ba. Jama'a gaba daya basa zuwa da wuri kamar yadda aka tsara shi saboda abubuwanda suka lalace.

Kungiyoyi iri daya

• Baseefa - kungiya ce mai kama da ita a Burtaniya
• Standungiyar Ka'idodin Kanada (CSA) - ƙungiya mai kama da juna a Kanada; Hakanan yana zama azaman mai gasa don samfuran Amurka
• Efectis - ƙungiya mai kama da juna a Turai, ƙwararren masanin kimiyyar wuta, dakin gwaje-gwaje da kuma jikin takardar shaida
• ETL SEMKO - dakin gwajin gwagwarmaya, wani ɓangare na Intertek; tushensa a London, England, UK
• FM Global - wata takaddun takaddama ce, wacce ke a Tsibirin Rhode, Amurka
• IAPMO R&T - ƙungiyar takaddar takaddama ce, wacce ke zaune a Ontario, California, Amurka
• MET Laboratories, Inc. - wani gwajin gwagwarmaya ne, wanda ke tushen Baltimore, Maryland, Amurka
• NTA Inc - wata takaddun shaida ce ta kamfanin da ke Nappanee, Indiana, Amurka
• Sira - ƙungiya mai kama da ita don Burtaniya / Turai
• TÜV - ƙungiyar amincewa da Jamusanci
• KFI - Cibiyar Kashe Gobara ta Koriya, ƙungiya mai kama da juna a Koriya
• Aiyuka Laboratories na Nazarin (ARL) - dakin gwaje-gwaje masu gwagwarmaya, wanda ke Florida, Amurka
• CCOE - Babban mai kula da abubuwan fashewa