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8月19日星期一
Proof lighting
With explosion-proof performance of a class of lighting. There are explosion-proof lighting, security-proof lamps, mobile-proof lamps and so on. Brightly lit electrical production BC9300
mcb circuit breaker platform lamp applies to: petrochemical plants, oil platforms, gas stations, oil pump housing, transit stations and other
air circuit breaker and explosive places for lighting. 1 and Zone 2 explosive atmosphere. 21 Zone 22 combustible dust.
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