Video: Puas yog cov khoom lag luam yuav tsum tau teev UL?
2024 Tus sau: Taylor Roberts | [email protected]. Kawg hloov kho: 2023-12-16 00:29
Tsis yog, UL kev pom zoo yog tsis raug cai yuav tsum tau . Nws tsuas yog ib qho vim tias ntau lub tuam txhab loj yuav tsis yuav khoom ntawd muaj tsis dhau UL cov kev ntsuam xyuas kev nyab xeeb
Hauv qhov no, dab tsi xav tau daim ntawv teev npe UL?
UL Qhov tseeb tsuas yog ib qho ntawm ntau NRTLs, lossis Nationally Recognized Testing Laboratories.
UL Puas Yog Rau Koj?
- Cov khoom siv hluav taws xob.
- Cov khoom siv hluav taws xob.
- Hlau thiab kab.
- Khoom siv.
- IT.
- Kev tiv thaiv hluav taws thiab cov khoom siv tua hluav taws.
- Lub tswb ceeb toom.
- Cov cuab yeej siv rau qhov chaw muaj kev phom sij.
Ib yam li ntawd, nws raug nqi npaum li cas kom tau ib yam dab tsi UL teev? Cov tus nqi , pay rau UL , yog ntau zaus nyob rau hauv thaj tsam ntawm US $ 5,000 mus rau 15,000. Ces dua, qhov no yog rau nws cov kev pab cuam muab los ntawm UL , thiab tsis suav nrog kev tsim khoom nqi.
Ua qhov no hauv kev txiav txim siab, nws txhais li cas yog tias cov khoom lag luam raug teev npe hauv UL?
UL npe Mark (txhua qhov kev hloov pauv) UL Listing txhais tau tias uas UL tau sim cov qauv sawv cev ntawm a khoom thiab txiav txim siab tias khoom ua tau raws li cov kev xav tau tshwj xeeb. Cov kev xav tau no feem ntau yog ua raws UL cov luam tawm thiab lees paub thoob tebchaws Cov Qauv rau Kev Nyab Xeeb.
Dab tsi voids UL cov npe?
A UL npe cov khoom raug hloov kho hauv thaj chaw. Ua li no tsis muaj dab tsi cov Sau ? Kev tso cai siv cov UL Mark yog cov chaw tsim khoom tshaj tawm tias cov khoom tau tsim raws li txhua qhov yuav tsum tau ua, thiab tau ua raws cov kev cai no thaum nws raug xa los ntawm lub hoobkas.
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