Street and Highway Lighting

Street and Highway Lighting

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(Continued from page 11) 240V circuit, phase to ground, fed in two directions from one 10 KVA transformer. The lights are turned on and off by a photoelectric control operating a RCOC switch. ... installed in a Type 1 4 way reflector to change it to a 3 way, so that in reality, we use seven different types of reflector assemblies.

Title:Street and Highway Lighting
Publisher: - 1957


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