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UL 496-2008 Lampholders (CSA C22.2 No. 43-08)

  • 文件大小:1.18MB
  • 文件类型:国外标准
  • 标准语言:英文标准
  • 授权形式:免费标准
  • 文件类型:PDF格式
  • 安全检测:瑞星、江民、卡巴、可牛:安全
  • 更新时间:2009-04-16
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资料介绍

The revisions dated October 1, 2008 have been issued to revise the future effective date
information for Supplement SD. No changes in requirements have been made. The new edition
of UL 496 has been issued to:
1. Add new requirement to address ²cemented joints² for insulating barriers
2. Extend E39 mogul base switchless lampholder rating to 2000W in Table 18 to address
HID lamps with this rating
3. Add rating requirements for compact fluorescent lampholders not in Table 20
4. Revise insulation-piercing terminal lampholder temperature test to also cover E12
(candelabra) lampholders
5. Add requirements for open rated E26 and E39 metal halide HID lampholders and revise
conformity gauges to match current ANSI standard references
6. Add supplemental requirements to address lampholders for use with instant-start
electronic ballasts
7. Add requirements to address non-screwshell type lampholders which have required a
pulse rating in excess of 5 kV
8. Add requirements covering GU24 and GU24-1 holders restricted to fluorescent and
LED self-ballasted lamp and fluorescent lamp adapter use
9. Add requirements for weight, size, and moment limitations from previous edition of UL
496
10. Add supplemental requirements to address lampholder fittings with photocontrol
11. Add temperature test requirements for dimmer-type lampholders
12. Clarify requirements for SPE and SPT cord for leads
13. Add requirements for proper spacing of male adapter installed in three-way
lampholders
14. Add mold stress-relief test requirements for thermoplastic enclosures
15. Miscellaneous corrections and clarifications

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