Chii chinonzi UL Certification (Underwriters Laboratories)?
UL (Underwriter Laboratories)
Underwriter Laboratories (UL) ndeimwe yemakambani ekare ekuchengetedza zvitupa akatenderedza. Ivo vanosimbisa zvigadzirwa, zvivakwa, maitiro kana masisitimu zvinoenderana neindasitiri-yakakura zviyero. Nekuita kudaro, ivo vanoburitsa anopfuura makumi maviri akasiyana eUL Certification kune akasiyana-siyana emhando. Mamwe maUL Marks akanangana nenyika uye haazombo shandiswa kana kuonekwa muUnited States uye zvinopesana. Iko hakuna chinhu chakadai sekubvumidzwa kwakazara kweUL, panzvimbo pezvo vanotyora chitupa chavo kuti chinyorwe, chizivikanwe, kana kusarudzwa.
UL Yakanyorwa Sevhisi
Inopihwa vagadziri vanogadzira zvigadzirwa zvinoenderana neUL uye inopa mugadziri mvumo yekuyedza zvigadzirwa uye kushandisa iyo UL chiratidzo ivo pachavo.
UL Kuzivikanwa Basa
Inoshandiswa kune zvigadzirwa zvinoshandiswa kugadzira chimwe chigadzirwa, icho chinoratidza kuti chakachengeteka kushandiswa mukuwedzera kugadzirwa uye hachisi chiratidzo chinoonekwa pane yekupedzisira chigadzirwa.
UL Classification Service
Inogona kuiswa pane zvigadzirwa nemugadziri anogadzira zvigadzirwa zvinoenderana neUL uye inochengeta kutevedzana neUL kuti ive nechokwadi chemhando uye nemazvo.
Ndezvipi UL Certification Zvinodiwa paFiriji yeUSA Market?
Underwriters Laboratories (UL) ikambani yepasirese yekuchengetedza certification iyo inopa chengetedzo uye bvunzo dzekuita uye zvitupa zvezvakasiyana zvigadzirwa, kusanganisira mafiriji. Kana firiji iine UL certification, zvinoreva kuti yakasangana nekuchengetedzeka uye maitiro ekuita zvakatarwa neUL. Nepo izvo chaizvo zvinodikanwa zvingasiyana zvichienderana neiyo chaiyo modhi uye inoshanda UL chiyero panguva yechitupa, hezvino zvimwe zvinowanzodiwa kuti UL certification pafiriji:
Kuchengetedzwa Kwemagetsi
UL-yakasimbiswa mafiriji anofanirwa kusangana neakaomarara emagetsi ekuchengetedza zviyero. Izvi zvinosanganisira kuona kuti zvinhu zvemagetsi newaya mukati mefiriji zvakachengeteka uye hazvizoise njodzi yemoto, kuvhunduka, kana dzimwe njodzi dzemagetsi.
Temperature Control
Mafiriji anofanira kunge achikwanisa kuchengetedza tembiricha yakakodzera kuitira kuchengetedza chikafu. Dzinofanira kuchengeta mukati kana kuti pasi pe40°F (4°C) kuitira kuti zvokudya zvive zvakachengeteka.
Mechanical Chengetedzo: Iyo mechanic zvikamu zvefiriji, senge mafeni, compressors, uye mota, zvinofanirwa kugadzirwa uye kuvakwa kuti kuderedze njodzi yekukuvara uye kushanda zvakachengeteka.
Zvishandiso uye Zvikamu
Zvinhu zvinoshandiswa pakuvaka firiji, kusanganisira kuvharidzira uye mafiriji, zvinofanirwa kunge zvine ushamwari kwezvakatipoteredza uye zvinosangana nekuchengetedza zviyero. Semuenzaniso, mafiriji haafanire kukuvadza zvakatipoteredza kana kuisa njodzi kuhutano hwevanhu.
Moto Resistance
Firiji inofanira kugadzirwa kuti idzivirire kupararira kwemoto uye kwete kupa kune ngozi yemoto.
Kuita uye Kubudirira
UL inogonawo kuva nezvinodiwa zvine chekuita nekushanda kwesimba uye kushanda kwefiriji, kuve nechokwadi kuti inoshanda nemazvo uye inochengetedza simba.
Kunyora uye Kumaka
UL-yakasimbiswa midziyo inowanzo sanganisira mavara uye mamaki anoratidza chimiro chavo chetifiketi uye inopa ruzivo rwakakosha rwekuchengetedza kune vatengi.
Leakage uye Pressure Miedzo
Mafiriji anoshandisa mafiriji anowanzo kuve pasi pekudonha uye kudzvanywa bvunzo kuti ave nechokwadi chekuti akavharwa nemazvo uye haaise njodzi yekudonha kwefiriji.
Kuenderana neMitemo
Firiji inofanirwa kuenderana neindasitiri zviyero uye mirau, senge iyo ine chekuita nekugona kwesimba kana zvimwe zvinhu zvekuchengetedza.
Mazano ekuti Ungatore Sei UL Chitupa cheFridges neFriza
Izvo zvakakosha kuti ushande padhuze neUL uye UL-yakasimbiswa yekuongorora marabhoritari mukati mekuita kwechitupa kuti uve nechokwadi chekuti zvigadzirwa zvako zvinoenderana nezvinodiwa. Pamusoro pezvo, gara uchiziva nezve chero shanduko muUL zviyero uye zvinodiwa zvinogona kukanganisa zvigadzirwa zvako.
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Nguva yekutumira: Oct-27-2020 Maonero:



