UL 414-1999
仪表座

Meter sockets


 

 

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标准号
UL 414-1999
发布日期
1999年03月24日
实施日期
废止日期
中国标准分类号
N20
国际标准分类号
91.140.50
发布单位
US-UL
代替标准
UL 414-2009
适用范围
Propose new and revised requirements for the following topics of UL 414: 1. Removal of Outdated Enclosure Requirements; 2. Clarification of Requirements for Live Parts Mounted on the Underside of an Insulating Base; 3. Clarification of Requirements for Metering Transformer Cabinets and Metering Transformer Cabinet Interiors; 4. Editorial Revision of Paragraph 13.19; 5. Clarification of Requirements for Overall Current Rating of a Meter Socket Assembly With More Than One Metering Position; 6. Renumbering Sections 25.11 and 25.12 to Properly Identify Short Circuit Requirements; and 7. Clarification of Marking Requirements.




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