Puas yog ETL sib npaug rau UL?
Puas yog ETL sib npaug rau UL?

Video: Puas yog ETL sib npaug rau UL?

Video: Puas yog ETL sib npaug rau UL?
Video: Puas Yog Lub Ntuj Tso Koj Los Rau Kuv||vim muaj koj-nkauj tawm tshiab 2024, Kaum ib hlis
Anonim

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

Raws li txoj cai, qhov twg zoo dua UL lossis ETL?

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 kev sim rau tib cov qauv raws li UL thiab lawv daim ntawv pov thawj muaj kev lees paub zoo ib yam los ntawm OHSA vim tias lawv yog ob qho tib si Nationally Recognized Testing Laboratories.

Qhov thib ob, cov khoom puas yuav tsum tau teev npe UL? Tsis yog, UL kev pom zoo yog tsis raug cai xav tau . Nws tsuas yog tshwm sim vim tias ntau lub tuam txhab loj yuav tsis yuav cov cuab yeej ntawd muaj tsis dhau UL cov kev ntsuam xyuas kev nyab xeeb.

Qhov thib ob, 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.

Puas yog ETL daim ntawv pov thawj lees txais hauv Canada?

Cov ETL Sau npe Mark thiab C- ETL Sau npe Mark yog txais thoob plaws hauv Tebchaws Meskas thiab Canada thaum denoting ua raws li lub teb chaws lees paub Cov qauv xws li ANSI, IEC, UL, thiab CSA.

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