Qhov twg zoo dua UL lossis ETL?
Qhov twg zoo dua UL lossis ETL?

Video: Qhov twg zoo dua UL lossis ETL?

Video: Qhov twg zoo dua UL lossis ETL?
Video: Txiv tsev ua dev nqov ntuj.10 / 26/2017 2024, Kaum ib hlis
Anonim

Ib sab ntawm lub cev uas teeb tsa cov npe, tsis muaj qhov sib txawv ntawm ib qho UL lis og ETL npe. Vim Intertek ETL kuaj cov khoom rau yav dhau los luam tawm UL Cov Qauv rau Kev Nyab Xeeb, cov khoom cim npe ETL Cov npe tau txais raws nraim tib yam li cov cim UL Sau npe los yog UL Pom tau.

Xav txog qhov no, ETL puas zoo li UL?

Ib qho ntawm cov laj thawj tseem ceeb uas peb tau xaiv los siv ETL yog lub sijhawm uas lawv tuaj yeem kuaj thiab lees paub cov khoom feem ntau sai dua UL . ETL kuaj rau tib yam txheem raws li UL thiab lawv daim ntawv pov thawj muaj tib yam Kev lees paub los ntawm OHSA txij li lawv yog ob lub Chaw Tshawb Fawb Hauv Tebchaws.

Tom qab ntawd, lo lus nug yog, ETL pom zoo txhais li cas? Cov ETL Mark yog pov thawj ntawm cov khoom ua raws li North American cov qauv kev nyab xeeb. Cov Tub Ceev Xwm Muaj Txoj Cai Lij Choj (AHJs) thiab cov neeg lis dej num thoob plaws Asmeskas thiab Canada lees txais ETL Sau npe Kos ua pov thawj ntawm cov khoom ua raws li cov qauv kev lag luam luam tawm. Cov neeg muag khoom muag lees txais nws ntawm cov khoom lawv tau txais.

Ua li no, qhov txawv ntawm UL thiab ETL yog dab tsi?

A: UL thiab ETL yog ob leeg dab tsi hu ua Nationally Recognized Testing Laboratories (NRTL). UL txhim kho cov qauv kev xeem thiab kev xeem rau lawv. ETL kuaj rau UL qauv.

Puas yog UL daim ntawv teev npe tsim nyog?

Tsis yog, UL kev pom zoo tsis raug cai xav tau . Nws tsuas yog tshwm sim vim tias ntau lub tuam txhab loj yuav tsis yuav cov khoom siv uas tsis dhau UL cov kev ntsuam xyuas kev nyab xeeb.

Pom zoo: