North America: Cov qauv kev nyab xeeb tshiab raukhawm / npib roj teebcov khoom,
khawm / npib roj teeb,
OSHA (Occupational Safety and Health Administration), koom nrog US DOL (Department of Labor), xav kom txhua yam khoom siv hauv chaw ua haujlwm yuav tsum tau kuaj thiab ntawv pov thawj los ntawm NRTL ua ntej muag hauv khw. Cov qauv xeem siv tau suav nrog American National Standards Institute (ANSI) cov qauv; American Society for Testing Material (ASTM) cov qauv, Underwriter Laboratory (UL) cov qauv, thiab lub koom haum kev sib nrig sib lees paub cov qauv.
OSHA:Abbreviation of Occupational Safety and Health Administration. Nws yog kev koom tes ntawm US DOL (Department of Labor).
NRTL:Abbreviation of Nationally Recognized Testing Laboratory. Nws yog tus saib xyuas ntawm lab kev lees paub. Txog tam sim no, muaj 18 lub koom haum thib peb uas tau pom zoo los ntawm NRTL, suav nrog TUV, ITS, MET thiab lwm yam.
cTUV:Daim ntawv pov thawj ntawm TUVRh hauv North America.
ETL:Abbreviation of American Electrical Testing Laboratory. Nws tau tsim nyob rau xyoo 1896 los ntawm Albert Einstein, tus neeg tsim khoom Asmeskas.
UL:Cov ntawv luv ntawm Underwriter Laboratories Inc.
Yam khoom | UL | cTUV | ETL |
Siv tus qauv | Ib yam | ||
Lub koom haum tsim nyog tau txais daim ntawv pov thawj | NRTL (Nationally pom zoo Laboratory) | ||
Kev ua lag luam | North America (US thiab Canada) | ||
Lub koom haum kuaj thiab ntawv pov thawj | Underwriter Laboratory (China) Inc ua qhov kev sim thiab muab tsab ntawv xaus rau qhov project | MCM ua qhov kev xeem thiab TUV daim ntawv pov thawj | MCM ua qhov kev xeem thiab TUV daim ntawv pov thawj |
Lub sijhawm ua haujlwm | 5-12 W | 2-3 W | 2-3 W |
Tus nqi thov | Siab tshaj hauv cov phooj ywg | Txog 50 ~ 60% ntawm UL tus nqi | Txog 60 ~ 70% ntawm UL tus nqi |
Qhov zoo | Ib lub koom haum Asmeskas hauv zos nrog kev lees paub zoo hauv Asmeskas thiab Canada | Lub tsev kawm ntawv thoob ntiaj teb muaj txoj cai thiab muab tus nqi tsim nyog, kuj tau lees paub los ntawm North America | Ib lub koom haum Asmeskas nrog kev lees paub zoo hauv North America |
Qhov tsis zoo |
| Tsawg hom kev lees paub ntau dua li ntawm UL | Kev lees paub tsawg dua li ntawm UL hauv kev lees paub ntawm cov khoom lag luam |
● Kev txhawb nqa muag los ntawm kev tsim nyog thiab thev naus laus zis:Raws li lub chaw kuaj neeg ua pov thawj ntawm TUVRH thiab ITS hauv North American Certification, MCM muaj peev xwm ua tau txhua yam kev sim thiab muab kev pabcuam zoo dua los ntawm kev sib pauv tshuab ntsej muag.
● Kev txhawb nqa nyuaj los ntawm kev siv tshuab:MCM tau nruab nrog tag nrho cov khoom siv ntsuas rau cov roj teeb ntawm qhov loj-loj, me me thiab cov haujlwm ua tau zoo (xws li lub tsheb fais fab, lub zog cia, thiab cov khoom siv hluav taws xob digital), muaj peev xwm muab tag nrho cov roj teeb kuaj thiab ntawv pov thawj cov kev pabcuam hauv North America, npog cov qauv. UL2580, UL1973, UL2271, UL1642, UL2054 thiab lwm yam.
Tebchaws Meskas tsis ntev los no tau tshaj tawm ob qhov kev txiav txim siab zaum kawg hauv Tsoom Fwv Teb Chaws Register
Hnub tau txais txiaj ntsig: pib siv txij lub Kaum Hli 23, 2023. Ua raws li qhov muaj nyob hauv kev sim, Pawg Saib Xyuas yuav tso cai rau 180 hnub hloov pauv lub sijhawm txij lub Cuaj Hlis 21, 2023 txog Lub Peb Hlis 19, 2024.
Txoj Cai Kawg: suav nrog UL 4200A-2023 rau hauv tsoomfwv cov cai raws li txoj cai tswjfwm kev nyab xeeb rau cov neeg siv khoom siv rau cov khoom siv uas muaj cov npib lossis cov roj teeb npib.
Hnub Kawg Ua Ntawv Thov: pib txij lub Cuaj Hlis 21, 2024.
Txoj cai kawg: daim ntawv lo yuav tsum muaj rau pob xov tooj lossis npib roj teeb ntim yuav tsum tau ua raws li qhov yuav tsum tau muaj ntawm 16 CFR Part 1263. Txij li thaum UL 4200A-2023 tsis koom nrog cov ntawv ntim cov roj teeb, daim ntawv lo yog yuav tsum tau rau ntawm pob xov tooj lossis npib roj teeb ntim.
Lub hauv paus ntawm ob qhov kev txiav txim siab yog vim US Consumer Product Safety Commission (CPSC) tau pom zoo ib qho yuav tsum tau ua nyob rau hauv kev pov npav tsis ntev los no - ANSI / UL 4200A-2023, yuav tsum muaj kev ruaj ntseg cov cai rau cov neeg siv khoom uas muaj cov pob hlwb lossis pob roj teeb.
Ua ntej lub Ob Hlis 2023, raws li cov cai ntawm "Reese's Law" tshaj tawm thaum Lub Yim Hli 16, 2022, CPSC tau tshaj tawm Daim Ntawv Ceeb Toom Txog Kev Cai Lij Choj (NPR) los tswj kev nyab xeeb ntawm cov neeg siv khoom lag luam uas muaj cov pob khawm lossis pob roj teeb (xws li MCM 34th Journal).