Main breakers provide overcurrent protection and a single disconnect point for all power in a switchboard or device.

主开关能够提供过电流保护，是配电盘或设备的电源断开点。

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The emergency generator and switchboard can keep power supply in case of failure of main power supply.

应急发电机和应急配电板能在主电源失灵的情况下维持电力供应。

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This paper presents a structure of automatic switchboard of power line carrier equipment.

本文介绍了一种新的电力线载波机自动盘的结构。

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It said it found burn marks on a makeshift power switchboard and a 15cm (six-inch) dead animal nearby.

BBC: Fukushima: Rat linked to outage at Japan nuclear plant

The company suspects the rodent may have caused a short-circuit in a switchboard, triggering the power cut.

BBC: Fukushima: Rat linked to outage at Japan nuclear plant

The company said a rat had damaged the electrics, causing a short circuit in a switchboard and triggering the power cut.

BBC: Fukushima nuclear plant: Cooling system power restored