UL 1637 Ed. 3 标准详情
- 标准号:UL 1637 Ed. 3
- 中文标题:
- 英文标题:Home Health Care Signalling Equipment
- 标准类别:美国保险商实验室UL
- 发布日期:
Covers the individual units that comprise a home health care system meant for use in ordinary indoor residential locations. Also deals with a complete home health care system in which a signal initiating device may be connected directly or indirectly
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