The device which has high real-time character improves the reliability of the switch-disconnector protection.

该装置提高了矿用开关保护的实时性和可靠性。

The new disconnector is of rational structural principle, high reliability and good technical performance, and therefore merits spreading.

该种脱离器结构原理合理，运行可靠性高，技术性能完善，可推广使用。

The effect was obvious to select four-star connection MOA was a main protector to limit overvoltage in operation of a vacuum disconnector.

选用四星型MOA作为限制真空断路器操作过电压的主保护器，效果十分明显。

Through analysis of causes of excess circuit resistance values of the disconnector circuit, it may increase safe operation effect of the devices.

回路电阻是影响断路器运行质量的基本要素之一，通过分析断路器回路电阻值超标的原因，可有效提高设备安全运行的可靠性。

The electrical elements connected include circuit breaker disconnector and earthing switch current transformer voltage transformer lightning arrester bus etc.

连接的电气元件有断路器、隔离开关与接地开关、电流互感器、电压互感器、避雷器、母线等。