UL 1973: 2022 manyan gyare-gyare
UL 1973: 2022manyan gyare-gyare,
UL 1973: 2022,
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.
UL 1973: 2022an buga shi a ranar 25 ga Fabrairu. Wannan sigar ta dogara ne akan daftarin shawarwari guda biyu da aka bayar a watan Mayu da Oktoba na 2021. Tsarin da aka gyara yana faɗaɗa kewayon sa, gami da tsarin taimakon makamashin abin hawa (misali haske da sadarwa).
Haɗa 7.7 Mai Canjawa: Mai canzawa don tsarin baturi za a yi takaddun shaida a ƙarƙashin UL 1562 da UL 1310 ko matakan da suka dace. Za'a iya ba da takaddun ƙarancin wutar lantarki a ƙarƙashin 26.6.
Sabunta 7.9: Kare Kewaye da Sarrafa: tsarin baturi zai samar da mai canzawa ko mai karyawa, mafi ƙarancin abin da ake buƙata ya zama 60V maimakon 50V. Ƙarin buƙatu don koyarwa don fuse overcurrent.
Sabunta sel 7.12 (batura da capacitor electrochemical): Don ƙwayoyin Li-ion masu caji, ana buƙatar gwaji a ƙarƙashin annex E, ba tare da la'akari da UL 1642 ba. ɗaukar hoto na anode da cathode, da sauransu.
Haɗa Babban Cajin Kuɗi 16: Ƙimar kariyar caji na tsarin baturi tare da mafi girman cajin halin yanzu. Bukatar gwadawa cikin 120% na matsakaicin adadin caji.
Haɗa 17 Gajeren Gwajin Da'ira: Gudanar da gajeriyar gwajin da'ira don samfuran baturi waɗanda ke buƙatar shigarwa ko canji.
