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 117
ich Type. Bench boards are made up of a horizontal orsHghtly sloping bench, usually with vertical sub-panels under thefront edges, and a vertical section mounted back of the bench.These boards take various forms as to details, but always includethe bench and vertical section. The bench is used for… … Beuch Type of Switchboard with So-Called Gallery ArrangementCourtesy of General Electric Company the control switches, receptacles, and indicating devices used foroperating electrically the main switching apparatus, which is mountedat a distance from the board. The front sub-panels, if they…
Electrical engineering
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