The box cover is provided with a temperature control system, in the constant temperature box rear drain valve and an external power supply socket.
箱盖上有控温系统，在恒温箱的后部是排水阀及外接电源插座。
Remove the control box to the ground near the power supply, which can reduce the circuitry voltage drop and avoid the effect of vibration.
将控制箱移至地面靠近电源处，减小了线路电压降，避免了震动影响。
The power supply of sub-control box is forbid to link directly from pump phase line, if needs to supplied from pump house, the isolate transformer and isolate line should be build up.
场地分控箱供电禁止直接从泵站相线上搭接，如果需要从泵房供电，必须安装隔离变压器和隔离线路，因为场地分控箱处于雷电的威胁下。
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