Nhaurirano itsva yehurukuro pane UL2054 chirevo

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Czvikonzero zvechikumbiro:

Musi waChikumi 25, 2021, UL yepamutemo webhusaiti yakaburitsa yazvino gadziriso chikumbiro kune UL2054 standard. Kukumbirwa kwemaonero kunogara kusvika Chikunguru 19, 2021. Zvinoteverasndizvo 6 zvinhu zvakagadziridzwa muchikumbiro ichi:

  1. Kubatanidzwa kwezvizhinji zvinodiwa zvekugadzirwa kwetambo uye zviteshi: kuvhara kwetambo kunofanira kusangana nezvinodiwa zve UL 758;
  2. Miscellaneous Amendment kune mwero: kunyanya kurongeka kwezviperengo, zvigadziriso zvezvimiro zvakadomwa;
  3. Kuwedzerwa kwekuyedzwa kwezvinodiwa zvekunamiraness: kupukuta bvunzo nemvura uye organic solvents;
  4. Kuwedzera kwemaitiro ekutarisira ezvikamu uye maseketi ane imwechete yekudzivirira basa muyedzo yekushanda kwemagetsi: Kana mavirizvakafananazvikamuor matunhu anoshandapamwe chetekuchengetedza bhatiri, kana uchifunga nezve chikanganiso chimwe chete, zvikamu zviviri kana masekete zvinoda kukanganisa panguva imwe chete.
  5. Kumaka bvunzo yemagetsi mashomaassarudzo: kana iyo shoma magetsi ekupa bvunzo muChitsauko 13 cheiyo chiyero inoitwa ichatemwa zvinoenderana nezvinodiwa nemugadziri.
  6. Kugadziridzwa kwe9.11 clause-iyo yekunze pfupi yedunhu bvunzo: yekutanga mwero ndeye kushandisa 16AWG (1.3mm2) isina mhangura Wire.; gadziridzo zano:tiye kunze kushorwa kwepfupi wedunhukunge80±20mΩ waya yemhangura isina chinhu.

Influence yechikumbiro pane dhizaini yebhatiri:

The Article 4 of theproposalinogona kuve yakanyanya kukanganisa dhizaini yebhatiri: kana zano rekugadzirisa pane kukanganisa kwezvinhu zvekudzivirira uye maseketi zvagamuchirwa, kana dziviriro ichiitwa kuburikidza nemaseketi maviri akafanana kana zvikamu, chimwe chishandiso chekudzivirira chinoda kuwedzerwa nekuti.vepakutangazvinoda kukanganiswa. Semuenzaniso, muyedzo yekubhadharisa, kana mavirizvakafananaMaMOSFET anoshandiswa kudzivirira kuwandisa anofanirwa kuve nemhosva pasina mamwe madhizaini ekudzivirirakushanda, bhatiri inorasikirwa nekuchengetedzwa kwepamusoro uye muedzo haugone kupfuudzwa.

Muchidimbu, zvinokurudzirwa kuti vagadziri vatore nzira mbiri dzakasiyana dzekudzivirira pavanenge vachigadzira bhatiri kubata nezvinozoitika shanduko.


Nguva yekutumira: Aug-18-2021