UL Safety Testing Institute bụ nke kacha nwee ikike na United States, na-etinyekwa aka na ụwa nke nnwale nchekwa na njirimara nke nnukwu ụlọ ọrụ obodo! Mgbe ihe fọrọ nke nta ka ọ bụrụ narị afọ nke mmepe, UL abụrụla ụlọ ọrụ asambodo ama ama n'ụwa nwere usoro njikwa nhazi nke ya siri ike, mmepe ụkpụrụ yana usoro asambodo ngwaahịa. Ka ọ dị ugbu a, UL nwere ụlọ nyocha ise na mpaghara ala United States, nke dị na Northbrook Town, n'ebe ugwu Chicago, USA, ma n'otu oge ahụ na Taiwan na Hong Kong guzobe ụlọ nyocha kwekọrọ.
Na 2017, maka oge mbụ iji nweta ụlọ ọrụ ụlọ ọrụ UL US maka mma Zenithsun ziri ezi ibu eletriki Yang igbe teknụzụ na ike nke nnabata ụlọ ọrụ nke Zenithsun dị mma wee chọpụta mmepụta nke 20A @ 120Vac240Vac dual-voltage resistive. Ibu igbe buru ụzọ nwaa!
Na 2020, nke UL New York Laboratory kwadoro, Zenithsun nwetaghachi ụlọ nyocha UL ọzọ maka mkparịta ụka igbe na-eguzogide ibu, wee nweta 8 sets nke okpukpu abụọ voltaji resistive dummy load igbe 7.4kW @ 120Vac240Vac iji nweta nkwado dị mma. N'otu oge ahụ na ngwaahịa rutere United States mgbe otu ọnwa eji, anyị natara UL ụlọ ọrụ na-eji ngalaba maka mma ude nke Zenithsun ibu iguzogide igbe!
Ntụgharị: Anyị hụrụ igbe ibu ndị a n'anya ruo ugbu a. Ndị ọrụ nka m niile hụrụ igbe ibu ndị a n'anya n'ihi na ọ dị mfe ịmegharị ma pere mpe, naanị ihe dị njọ bụ na ndị fan na-eme mkpọtụ, mana anyị maara na ọ bụ ihe nkịtị)
Daalụ maka ndị ahịa gburugburu ụwa maka nkwado na nnabata nke ụlọ ọrụ Zenithsun, anyị ga-anọgide na-arụsi ọrụ ike iji wusie ike teknụzụ nke nkwalite ahụ ike, gbalịsie ike ịmepụta ngwaahịa na ọrụ resistor ka mma maka ndị ahịa anyị!
