UL 452-1993 标准详情
- 标准号:UL 452-1993
- 中文标题:天线放电装置
- 英文标题:(Antenna-discharge units
- 标准类别:美国保险商实验室标准UL
- 发布日期:1993-08
THESE REQUIREMENTS COVER ANTENNA-DISCHARGE UNITS FOR RADIO AND TELEVISION RECEIVING EQUIPMENT AND AMATEUR RADIO-TRANSMITTING AND -RECEIVING EQUIPMENT, TO BE EMPLOYED IN ACCORDANCE WITH THE NATIONAL ELECTRICAL CODE , NFPA 70 . AN ANTENNA-DISCHARGE UNI
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