Underground transformer provides power city grid reformation of submerging ground with a new and reliable technical device.

地下式变压器为城市电网入地改造提供了全新的可靠的技术装备。

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The safety of the operation of power equipment is first line of defense to avoid major accidents grid, which is the most critical defense systems for the power transformer equipment.

电力设备的安全运行是避免电网重大事故的第一道防线，而电力变压器是这道防御系统中最关键的设备。

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This power is transformed through a transformer to enter the national grid at the correct voltage.

这项权力是通过转化变压器进入国家电网在正确的电压。

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Much has been written about how antiquated the U.S. electrical grid is the average substation transformer is 42 years old but according to John Kappenman, some of the newer technology is more vulnerable to geomagnetically induced upset than older systems.

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