Nchịkọta

UL 1973: 2022 ka ebipụtara na 25th nke Febụwarị. Ụdị a gbadoro ụkwụ na ntinye ntụnye abụọ ewepụtara na Mee na Ọktọba nke afọ 2021. Ọkọlọtọ gbanwetụrụ na-agbasawanye oke ya, gụnyere sistemu inyeaka ike ụgbọ ala (dịka ọkụ na nzikọrịta ozi).

Mgbanwe nke imesi ike

1.Append 7.7 Transformer: transformer maka usoro batrị ga-enweta akwụkwọ n'okpuru UL 1562 na UL 1310 ma ọ bụ ụkpụrụ dị mkpa. Enwere ike ị nweta akwụkwọ ikike dị ala n'okpuru 26.6.

2.Update 7.9: Circuits nchebe na njikwa: usoro batrị ga-enye mgbanwe ma ọ bụ ihe nkwụsịtụ, nke kacha nta nke achọrọ ka ọ bụrụ 60V kama 50V. Ihe mgbakwunye chọrọ maka nkuzi maka fuse overcurrent

3.Update 7.12 Cells (batrị na electrochemical capacitor): N'ihi na rechargeable Li-ion mkpụrụ ndụ, ule n'okpuru mgbakwunye E a chọrọ, na-enweghị na-atụle UL 1642. Sel na-chọrọ nakwa na-enyocha ma ọ bụrụ na izute ina nchekwa imewe, dị ka ihe na ọnọdụ nke insulator, mkpuchi nke anode na cathode, wdg.

4.Append 16 High Rate Charge: Nyochaa nchaji nchekwa nke usoro batrị na n'elu kacha chaja ugbu a. Kwesịrị ịnwale na 120% nke ọnụego nchaji kacha.

5.Append 17 Short Circuit Test: Na-eme ule nkenke maka modul batrị nke chọrọ ntinye akwụkwọ ma ọ bụ mgbanwe.

6.Append 18 Overload Under Discharge: Nyochaa ikike sistemụ batrị na oke ibu n'okpuru mwepụ. Enwere ọnọdụ abụọ maka ule ahụ: nke mbụ na-ebufe ibu n'okpuru mwepụ nke ugbu a dị elu karịa ọkwa kachasị elu ugbu a mana ọ dị ala karịa nke ugbu a nke nchebe nfefe BMS; nke abụọ dị elu karịa BMS n'elu nchebe ugbu a mana ọ dị ala karịa ọkwa 1 nchebe ugbu a.

7.Append 27 Electromagnetic Immunity Test: kpam kpam 7 ule dị ka ndị a:

• Mwepu elektrọstatic (ntụaka IEC 61000-4-2)
• Oghere electromagnetic ugboro redio (ntụaka IEC 61000-4-3)
• Ọsọ ọsọ na-agafe agafe/gbawara mgbochi (ntụaka IEC 61000-4-4)
• Mgbochi anya (ntụaka IEC 61000-4-5)
• Ọnọdụ nkịtị ugboro ugboro redio (ntụaka IEC 61000-4-6)
• Igwe ndọta ike ugboro ugboro (ntụaka IEC 61000-4-8)
• Nnwale arụmọrụ

8.Tinye mgbakwunye 3: mgbakwunye G (ihe ọmụma) ntụgharị ntụgharị akara akara nchekwa; mgbakwunye H (normative) ụzọ ọzọ maka ịlele valvụ edoziziri ma ọ bụ vented lead acid ma ọ bụ batrị nickel cadmium; annex I (normative): mmemme nnwale maka batrị igwe ikuku nwere ike ịchaji.

Ịkpachara anya

Agakwaghị amata asambodo UL 1642 maka mkpụrụ ndụ maka batrị n'okpuru asambodo UL1973.