UL 1778-1994 标准详情
- 标准号:UL 1778-1994
- 中文标题:不间断电源配送设备
- 英文标题:uninterruptible power supply equipment
- 标准类别:美国保险商实验室标准UL
- 发布日期:1994-10-01
1 SCOPE1.1 THESE REQUIREMENTS COVER UNINTERRUPTIBLE POWER SUPPLIES (UPS) RATED 600 VOLTS OR LESS AC OR DC THAT ARE INTENDED FOR INSTALLATION IN ACCORDANCE WITH THE NATIONAL ELECTRICAL CODE, NFPA 70. DURING NORMAL OPERATION, THE UPS ALLOWS THE PRIMARY
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