SUBJECT 489F-2016

UL Outline for Investigation Molded-Case Circuit Breakers and Molded-Case Switches for Use with Battery Power Supplies (Issue 2)


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标准号
SUBJECT 489F-2016
发布日期
2016年01月12日
实施日期
2016年01月19日
废止日期
中国标准分类号
/
国际标准分类号
/
发布单位
UL - UL
引用标准
10
适用范围
These requirements cover molded-case circuit breakers and molded-case switches rated greater than 250 V dc but no greater than 1500 V dc and intended for use with battery power supplies (BPS) which may be wired with multiple poles in series@ such as may be used in uninterruptible power supplies or for energy storage in renewable energy systems. These devices are intended for use in accordance with the National Electrical Code (NEC)@ ANSI/NFPA 70. A circuit breaker intended for use with battery power supplies shall comply with the applicable requirements in the Standard for Molded-Case Circuit Breakers@ Molded-Case Switches and Circuit-Breaker Enclosures@ UL 489@ hereafter referred to as UL 489@ except as modified or supplemented by this Outline. These requirements do not cover circuit breakers rated 250 V dc or less.




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