The DC operation power supply system is a kind of important equipment in substation.
直流操作电源系统是变电站中的重要设备。
The DC operation power supply system is a kind of important equipment in transformer substation.
直流操作电源系统是变电站中的重要设备。
There are 2 operation modes for DC transmission system:single pole operation and double-pole operation.
直流输电系统主要有2种运行方式：单极运行方式和双极运行方式。
The Bus Couplers require a 24 V DC supply for their operation.
总线耦合器需要一个24VDC电源的操作。
Operation From DC Power Supply: Batteries.
使用直流电源：干电池。
Operation From DC Power Supply: Batteries.
低压直流电作控制电源和应急电源。
Operation From DC Power Supply: Batteries.
低压直流电作控制电源和应急电源。
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