The book Practical Instruction On Electrical Fire Hazards was written by author Henry Thomas Day Here you can read free online of Practical Instruction On Electrical Fire Hazards book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Practical Instruction On Electrical Fire Hazards a good or bad book?
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They should be connected to Zt ,^«^' F^ &'/. , . s ^ 1 ^ ' \4^iimwj*f - I's. /i ^- Courtesy of The Insurance Field. The latest form of lightning arresters which involves an entirely new principle for protection against lightning, is that known as the Electrolytic or Aluminum Arrester. This arrester is used chiefly on high tension transmission lines. The above illustration is a cross section view of the device, the "inverted dishes" are called aluminum cones. Arresters of this type should prefer...ably be installed out of doors. Digitized by VjOOQIC 35 every overhead circuit connected with the station. The object of a lightning discharge from its beginning is to find its way to earth and if it can reach it more easily by some other path than by first going to the generator it will ordinarily take that direction. Electricity, no matter what its character may be, will choose the path of least resistance. A lightning Arrester of the Magnetic Blow-Out Type has for its purpose the protection of circuits and apparatus against lightning and other abnormal potential rises of short duration.
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