The reverse polarity protection prevents destruction of the sensor by a reversal of the polarity of the voltage supply.
反向极性保护防止了一对电源电压极性反转传感器的破坏。
It could self-recover after the breakdown is fixed, except for Reverse Polarity Protection, which the fuse has to be replaced.
它可以在自我故障后恢复，除了反极性保护，而保险丝更换。
Another advantage the Global electronic switches possess is reverse polarity protection to prevent damage from miswiring the sensors.
另一个优势是全球电子开关具有反向极性保护，以防止错接传感器损坏。
All hardwired connections to LED fixtures shall be reverse polarity protected and provide high voltage protection in the event connections are reversed or shorted during the installation process.
所有与LED装置硬连线的连接须采取逆极性的保护，在这些连接被扭转或缩短的安装过程中，须提供高压保护。
It offers a 48 VDC redundant power input design and is secured with a double protection mechanism; power Polarity Reverse and an Overload Current Resettable Fuse.
它提供了一个48伏直流冗余电源输入设计，配备了双重保护机制：电源极性反转和过载电流自恢复保险丝。
It offers a 48 VDC redundant power input design and is secured with a double protection mechanism; power Polarity Reverse and an Overload Current Resettable Fuse.
它提供了一个48伏直流冗余电源输入设计，配备了双重保护机制：电源极性反转和过载电流自恢复保险丝。
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