检查保护装置的定值整定是否正确，保护系统投入。
Inspection of the protection device for setting the right values, the protection system inputs.
应经常检查高压直流电源内电流继电器，时间继电器的整定值是否正确，控制是否灵敏。
We should always check the high voltage DC power supply within the current relay, time relay setting value is correct, control is sensitive.
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