Ho lokolloa ha UL 2054 khatiso ea boraro

UL

 

Kakaretso:

UL 2054 Ed.3 e lokollotsoe ka la 17 Pulungoana, 2021. Joaloka setho sa maemo a UL, MCM e ile ea kenya letsoho tlhahlobong ea maemo, 'me ea etsa litlhahiso tse utloahalang bakeng sa tokiso e ileng ea amoheloa ka mor'a moo.

 

Litaba tse ntlafalitsoeng:

Liphetoho tse entsoeng ho litekanyetso li ameha haholo ka lintlha tse hlano, tse hlalosoang ka tsela e latelang:

  • Keketso ea karolo ea 6.3: Litlhoko tse akaretsang tsa sebopeho sa lithapo le litheminale:

l Mohala o lokela ho behoa ka insulated, 'me o lokela ho fihlela litlhoko tsa UL 758 ha ho ntse ho nahanoa hore na mocheso o ka bang teng le voltage tse teng ka har'a betri pakete lia amoheleha.

l Lihlooho tsa lithapo le litheminale li lokela ho matlafatsoa ka mochini, 'me ho fanoe ka khokahanyo ea motlakase, 'me ho se be le tsitsipano likhokelong le litheminaleng. Loto e lokela ho ba e sireletsehileng, 'me e be hole le mathōko a nchocho le likarolo tse ling tse ka' nang tsa lematsa insulator ea terata.

  • Liphetoho tse fapaneng li etsoa ho Maemo kaofela; Likarolo 2 - 5, 6.1.2 - 6.1.4, 6.5.1, 8.1, 8.2, 11.10, 12.13, 13.3, 14.7, 15.2, 16.6, Sehlooho sa Karolo ea 23, 24.1, Sehlomathiso A.
  • Tlhaloso ea litlhoko tsa li-labels tsa sekhomaretsi; Karolo ea 29, 30.1, 30.2
  • tlatsetso ea litlhoko le mekhoa ea Teko ea Tšoaea Durability Test
  • E entsoe Teko ea Mohloli oa Matla a Lekanyelitsoeng tlhokahalo ea boikhethelo; 7.1
  • E hlakisitse khanyetso ea kantle tekong ea 11.11.

Teko e Khutšoanyane ea Potoloho e ne e hlalositsoe ho sebelisa terata ea koporo ho li-anode tse khutšoane tse ntle le tse mpe ho karolo ea 9.11 ea maemo a pele, joale e ile ea ntlafatsoa joalo ka ho sebelisa li-resistance tsa kantle tsa 80 ± 20mΩ.

 

Tsebiso e Ikgethileng:

Tlhaloso: Tmax+Tamb+Tma e ile ea bontšoa ka phoso karolong ea 16.8 le 17.8 ea tekanyetso, athe polelo e nepahetseng e lokela ho ba T.max+Tamb-Tmme,e buang ka boemo ba pele.

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Nako ea poso: Dec-23-2021