Power electric transformer is a static electrical equipment, is used to a certain value of the AC voltage (current) becomes the same frequency as the other one or more different voltage values (current) device.
2013年9月12日星期四
Some meter damaged due to being struck by lightning
Thunderstorm season, lightning will bring great on the power system security threats, some due to being struck by lightning damage meter, installed in rural areas, mountainous areas of the meter is a greater chance of lightning. Was struck by lightning after some bad meter repair, they can still re-use, but some serious damage
mcb circuit breaker to repair, but can only be scrapped. A few years ago, we were struck the meter were
electri cenergy meter found meter being struck by lightning is a substantial part of the site of the junction box in the meter current coil and the voltage between the ends of the coil wire. This is due to the introduction of
power transformers lines after lightning meter, in the terminal box discharge, resulting in lightning burned terminal head, or even meltdown junction box and bracket.
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