When a low load situation has been determined by the refrigerant system controls, the variable speed drive operates the compressor motor at lower speed mode of operation.
在制冷系统控制器确定为低负荷情况时，可变速驱动控制器以运转的较低速度模式操作压缩机马达。
It was reported that the overvoltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way.
但经多年的运行，各地普遍认为小电阻接地方式比消弧线圈接地方式的过电压水平要低，但同时反映出的运行状况却存在较大差异。
For customers wishing to operate on battery power, a lithium-ion battery provides a low toxicity solution with long operation mode and short recharging time.
对于希望使用电池的客户而言，锂离子电池提供了一种低毒性解决方案，运行时间长且充电时间短。
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