Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 119
on the front of the panels and operated directlyby handles attached to themselves, as in the case of the ordinarylow voltage direct-current circuit breaker. They may be on thefront of the panels and operated by handles mounted on the paneland attached to the device by means of an insulating… … Fig. 4. Front and Side Elevation of Three-Panel Ironclad Switchboard Revwte Control. Remote control boards are those in whichthe main switching devices are mounted at a distance from thepanels. These devices may be operated mechanically, by meansof systems of cranks and rods or pipes. In this case,…
Electrical engineering
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