Certification phunphun kong hngalhternak

UL [Thlanglei America]

UL cu United States ah Underwriter Laboratories Inc. timi min tawite a si. UL Himnak Hneksaknak Laboratory cu United States ah nawlngeitu bik a si i vawleicung ah himnak hneksaknak le thlennak ah aa telmi pumpak zung ngan deuh pakhat a si. Mipi himnak caah hneksaknak a tuahmi, hlawknak caah aa hngatmi thiamsang bu a si. Thilri phunphun, thilri, thilchuak, thilri, inn, tbk. hna cu nunnak le thilri caah tihnung a si le si lo le fahnak a kauh ning kong hlathlainak le hngalh khawhnak caah scientific hneksaknak lam a hman; nunnak le thilri sunghnak zorternak le kham khawhnak a bawmmi aa tlakmi phunglam le thilri pawl kha a khiah, a fonh i a chuah, cun cu caan te ah cun biatak kawlnak hlathlainak rian a ttuan. UL hngalhternak cu United States ah a herh lomi hngalhternak a si, a bik in thilri himnak riantuan ning hneksaknak le hngalhternak ah aa hngat, cun a hngalhternak nih thilri hna i EMC (Electromagnetic Compatibility) sining hna kha aa tel lo.

UL hngalhternak

A tawinak in chim ahcun, thilri himnak hngalhternak le himnak hngalhternak riantuannak ah aa tel bik. A donghnak bik tinhmi cu market caah a ttha ngaimi himnak phunglam a ngeimi thilri hmuh le pumpak ngandamnak le thilri himnak hngalhternak ah bawmhchanh kha a si. Ramkip chawlehnak ah thiamnak lei dawnkhantu hna hloh khawhnak ding caah thilri himnak hngalhternak kongah, UL nih ramkip chawlehnak thanchonak thanchoternak ah a ttha mi rian a ttuan ve.

UL cu thilri himnak hngalhternak le riantuannak himnak hngalhternak chawlehnak ah aa tel bik. A donghnak bik tinhmi cu market caah a ttha ngaimi himnak phunglam a ngeimi thilri hmuh le pumpak ngandamnak le thilri himnak hngalhternak ah bawmhchanh kha a si. Ramkip chawlehnak ah thiamnak lei dawnkhantu hna hloh khawhnak ding caah thilri himnak hngalhternak kongah, UL nih ramkip chawlehnak thanchonak thanchoternak ah a ttha mi rian a ttuan ve.

UL cu 1894 ah dirhmi a si. A hramthawk ahcun, UL nih a riantuannak kilvennak caah meithat insurance zung nih a pekmi phaisa kha aa bochan bik. UL cu 1916 tiang ah amah tein aa cawm khomi a si. Kum zabu pakhat dengmang tthanchonak hnu ah, UL cu vawleicung pumpi ah minthang hngalhternak zung ah a cang i, a fekmi bu hruainak phunglam, tthanchonak phunglam, le thilri hngalhternak phunglam hna he a tlingmi a si. UL cu himnak lei thiamsang, cozah riantuantu, thil cawtu, fimcawnnak lei, mipi hmanmi thilri, insurance lei, le standard department hna in aiawhtu hna nih an dirhmi council nih an zohkhenh. Nifatin rian cu president le vice president nih an tawlrel. A tu ah, UL nih United States ah laboratory panga a ngei, a zungpi cu Chicago chaklei Northbrook khua ah a um. Cu lio caan te ah cun, Taiwan le Hong Kong ah aa pehtlaimi laboratory pawl cu an dirh hna. USA ahcun, thil cawtu hna caah, UL hmelchunhnak cu himnak hmelchunhnak a si. Vawleicung pumpi ah, UL cu thilchuaktu hna caah aa tlak ning zohfelnak ah zumh bikmi a petu pakhat a si.

Logo phun

UL hmelchunhnak cu thilri le/asiloah thilri chiahnak ah thilri nih UL hngalhternak a pal cang i himnak phunglam a tlinh ti langhternak caah hmelchunhnak an tuah tawn.

UL thilri hngalhternak le hneksaknak riantuannak phun hna cu a bik in Cazin, Theihhngalhnak le Thleidannak hna an si.

Riantuannak konglam

Cazin (LISTED):

A tlangpi in chim ahcun, cazin cu thilri tling le thilri phunphun le chiahnak hna caah lawng hman khawh a si i cu hna cu thiamnak a ngeimi hna nih hmunhma ah thlen khawhmi asiloah chiah khawhmi an si. UL cazin riantuannak nih a huapmi thilri phunphun hna cu: innchung thilri, sii lei thilri, computer, chawlehnak thilri, le innchung ah hmanmi electric thilri phunphun, cu hna cu mei phawtzamhnak system, fuse, wire, switch, le a dang electric thilri hna an si. UL nih a langhtermi thilri hna caah, UL cazin hmelchunhnak cu thilri pakhat cio ah hmelchunh khawh a si tawn. Cazin hmelchunhnak hmannak kong he pehtlai in.

Theihhngalhnak (Hngalhnak):

Theihhngalhnak riantuannak cu UL riantuannak chung i project pakhat a si. Hngalhmi thilri hna cu UL cazin ah aa telmi, tthenmi, asiloah a dang theihhngalhmi thilri hna cung i a ummi thilri le thilri hna lawng ah hman khawh an si. Theihhngalhmi thilri hna cu an dirhmun ah a tlingmi an si lo asiloah an hmannak ah rikhiahnak cheukhat an ngei i ruahchanmi himnak riantuannak kha an hngalh khawh. Caan tam deuh ahcun, theihhngalhmi thilri hna caah hnuzulhnak riantuannak cu R phun tangah a tla. L phun ah aa telmi theihhngalhmi thilri hna cu electronic hri (AVLV2), thlenmi hri (ZKLU2), hri hri (ZPFW2), aluminum hri (DVVR2), le a nemmi thir hri (DXUZ2) hna an si. Theihhngalhmi thilri hna nih theihhngalhnak hmelchunhnak an ngeih a hau.

Thleidannak (Tthennak):

Thleidannak riantuannak nih thilri ttihnung a bik in a zohfel asiloah UL phunglam si loin a dang phunglam (IEC le ISO phunglam tibantuk ramkip nih cohlanmi phunglam telh chih in) he aa tlakmi thilri pawl kha a tuaktan. A tlangpi in chim ahcun, a thleidangmi thilri tam deuh cu mipi nih an hmanmi thilri si loin chawlehnak asiloah chawlehnak ah hmanmi thilri an si. UL hmelchunhnak chung i thleidannak hmelchunhnak nih thilri cu UL nih a hngalh tikah khamnak thil sining cheukhat le a hleiin a ummi hmunhma a um ti a langhter. Tahchunhnak ah, thilri sernak thilri hna caah, thilri nih a linnak hmun lumnak a phak tikah mei kanghnak ttihnung a ummi lawng kha tuaktan a si. Thilri cheukhat caah thleidannak riantuannak cu cazin ttialnak riantuannak he aa khat, asinain a tlangpi in, thilri pakhat asiloah a tam deuh lawng kha an zohfel. Tahchunhnak ah, United States ah, sii lei X-ray thlopnak thilri hna nih ram pumpi ah radiation chuahnak le ceunak a dikthliarnak he pehtlai in ramchung upadi le phunglam hna kha an zulh a hau. Sihmanhsehlaw, UL nih X-ray pawl kha a thleidangmi thilri ah a thleidan hna caah, an thilri riantuan ning, electric riantuan ning, le a dang radiation si lomi riantuan ning tibantuk thil sining lawng a zohfel.

Cazin tampi, theihhngalhnak tampi, asiloah tthencheunak tampi riantuannak:

UL soktu nih a cunglei langhtermi cazin, theihhngalhnak, asiloah thleidannak riantuannak a hmuh hnu ah, zuarnak herhmi tlinternak caah company dang min in thilri chuah a duh tikah, cazin tampi, theihhngalhnak tampi, asiloah thleidannak riantuannak tampi caah an sok khawh. Hi kongah, cazin, theihhngalhnak, asiloah thleidannak a hmumi thilchuaktu cu thilri cazin ah company dang min hmannak nawl a ngei, asinain thilri cu, company code, thilri code, asiloah UL nih cohlan awk tlak tiah a ruahmi sining dangdang ti lo ahcun, a hramthawk tein cazin ah aa telmi, theihhngalhmi, asiloah thleidannak thilri he aa tlakmi a si awk a si.

"AL" Cazin, Theihhngalhnak, asiloah Thleidannak Riantuannak:

UL soktu nih anmah company min in cazin khumhnak, theihhngalhnak, asiloah thleidannak riantuannak hmuh a duh lo ahcun, chawlehthalnak min dang (a tlangpi in thil zuartu asiloah thil zuartu) min in cazin khumhnak, theihhngalhnak, asiloah thleidannak caah an sok khawh, cucu "AL" cazin khumhnak, theihhngalhnak, asiloah thleidannak riantuannak a si. Amah le cazin tampi, theihhngalhnak tampi, asiloah thleidannak riantuannak tampi karlak i aa dannak cu soktu cu cazin ah aa telmi a si lo.

Fehternak tuah ning:

Cakuat petu nih prototype a timhtuah --- aa tlakmi thilri a timhtuah --- hneksaknak a timhtuah --- hneksaknak le thilri a tuaktan --- report a lim --- sehzung zohfelnak a timhtuah --- cazin a hmuh.