设备所需电源为稳定（电压波动±2.5%之间）的380V三相四线（包括零线）电源，的翻译：Device power needed to stabilize the (voltage fluctuations between ± 2.5%) 380V three phase four wire (including zero-wire) power, 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Equipment for power supply (voltage fluctuations between ± 2.5%) of 380v three-phase four-wire (including the zero line) power supply,

Device power needed to stabilize the (voltage fluctuations between ± 2.5%) 380V three phase four wire (including zero-wire) power,

The equipment laying aside should be at the horizontal position, avoids inclining or the single leg is hanging.

equipment needed for a stable power supply voltage fluctuations ( ±2.5 %) of 380 with 3 V line (line 4) Power supply, including zero line

Device power needed to stabilize the (voltage fluctuations between ± 2.5%) 380V three phase four wire (including zero-wire) power,