Fitar da UL 2054 edition uku
Saki naFarashin UL2054bugu na uku,
Farashin UL2054,
Menene CTUVus & ETL CERTIFICATION?
OSHA (Mai Kula da Tsaro da Lafiyar Ma'aikata), mai alaƙa da US DOL (Sashen Ma'aikata), yana buƙatar duk samfuran da za a yi amfani da su a wurin aiki dole ne a gwada su da takaddun shaida ta NRTL kafin a sayar da su a kasuwa. Ma'auni na gwaji sun haɗa da ma'aunin Cibiyar Matsayin Ƙasa ta Amirka (ANSI); Ma'auni na Ƙungiyar Gwaji ta Amirka (ASTM), Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararru (UL).
▍OSHA, NRTL, cTUVus, ETL da UL ma'anar ma'anar da dangantaka
OSHA:Taƙaitawar Tsaron Ma'aikata da Gudanar da Lafiya. Yana da alaƙa da US DOL (Sashen Ma'aikata).
NRTL:Taƙaitaccen dakin gwaje-gwajen da aka gane a ƙasa. Ita ce ke kula da tabbatar da Lab. Ya zuwa yanzu, akwai cibiyoyin gwaji na ɓangare na uku 18 da NRTL ta amince da su, gami da TUV, ITS, MET da sauransu.
cTUVus:Takaddun shaida na TUVRh a Arewacin Amurka.
ETL:Taƙaitaccen Laboratory Testing Electrical na Amurka. An kafa shi a cikin 1896 ta Albert Einstein, mai ƙirƙira ɗan Amurka.
UL:Rahoto kan sakamakon kudi na kamfanin Underwriter Laboratories Inc., Underwriter Laboratories Inc.
▍Bambanci tsakanin cTUVus, ETL & UL
| Abu | UL | cTUVus | ETL |
| Daidaitaccen aiki | Haka | ||
| Cibiyar da ta cancanci samun takardar shaida | NRTL (Labarin da aka yarda da ƙasa) | ||
| Kasuwar da aka yi amfani da ita | Arewacin Amurka (Amurka da Kanada) | ||
| Cibiyar gwaji da takaddun shaida | Underwriter Laboratory (China) Inc yana yin gwaji da fitar da wasiƙar ƙarshe na aikin | MCM yana yin gwaji da takaddun shaida na TUV | MCM yana yin gwaji da takaddun shaida na TUV |
| Lokacin jagora | 5-12W | 2-3W | 2-3W |
| Kudin aikace-aikace | Mafi girma a cikin takwarorinsu | Game da 50 ~ 60% na farashin UL | Game da 60 ~ 70% na farashin UL |
| Amfani | Cibiyar gida ta Amurka wacce ke da kyakkyawar fahimta a Amurka da Kanada | Cibiyar kasa da kasa tana da iko kuma tana ba da farashi mai ma'ana, Arewacin Amurka kuma ta gane shi | Cibiyar Amurka ce da ke da kyakkyawar fahimta a Arewacin Amurka |
| Hasara |
| Ƙarƙashin alamar alama fiye da na UL | Ƙarƙashin ganewa fiye da na UL a cikin takaddun shaida na ɓangaren samfur |
▍Me yasa MCM?
● Taimako mai laushi daga cancanta da fasaha:A matsayin dakin gwaje-gwaje na shaida na TUVRH da ITS a cikin Takaddun shaida na Arewacin Amurka, MCM yana iya yin kowane nau'in gwaji da samar da mafi kyawun sabis ta hanyar musayar fasahar fuska da fuska.
● Taimako mai ƙarfi daga fasaha:MCM sanye take da duk kayan aikin gwaji don batura masu girma, ƙanana da ingantattun ayyuka (watau motar tafi da gidanka ta lantarki, makamashin ajiya, da samfuran dijital na lantarki), waɗanda ke iya ba da sabis na gwajin batir gabaɗaya da sabis na takaddun shaida a Arewacin Amurka, wanda ya ƙunshi ƙa'idodi. UL2580, UL1973, UL2271, UL1642, UL2054 da sauransu.
An saki UL 2054 Ed.3 a ranar 17 ga Nuwamba, 2021. A matsayin memba na ma'aunin UL, MCM ya shiga cikin bitar mizanin, kuma ya ba da shawarwari masu ma'ana don gyara wanda aka karɓa daga baya.
Canje-canjen da aka yi ga ma'auni sun haɗa da abubuwa biyar, waɗanda aka fassara su kamar haka: Ana yin bita-bita daban-daban a cikin ma'auni; Sashe na 2 - 5, 6.1.2 - 6.1.4,
6.5.1. Sashe na 29, 30.1, 30.2.Ƙara abubuwan buƙatu da hanyoyin Mark Durability Test .Made Limited Power Source Gwaji wani zaɓi na zaɓi; 7.1.Cofice juriya na waje a cikin gwajin a cikin 11.11.The gajere gwaji gwaji an yi amfani da shi zuwa gajarta aniletes zuwa sashe na 9.11 na asali daidaitawa, yanzu an bita kamar ta amfani da 80 ± 20m
Ω resistors na waje.
Ƙarin sashe na 6.3: Abubuwan buƙatu na gabaɗaya don tsarin wayoyi da tashoshi: Waya ya kamata a ware, kuma ya kamata ya dace da bukatun UL 758 yayin la'akari da ko yiwuwar zafin jiki da ƙarfin lantarki da aka fuskanta a cikin baturin baturi ya yarda. a ƙarfafa ta hanyar injiniya, kuma ya kamata a samar da haɗin wutar lantarki, kuma kada a sami tashin hankali a kan haɗin gwiwa da tashoshi. Ya kamata gubar ta kasance lafiyayye, kuma a nisanta shi daga kaifi mai kaifi da sauran sassan da za su iya cutar da insulator na waya.
