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 62
Fig. 31. Standard Grids.Westinghouse Electric & Manufacturing Company, Pittsburg, Pa. dissipate much heat, and, if used as a speed controller, would burnout in a very short time. Resistances used to dissipate much energycontinuously, must have liberally proportioned surfaces and…
Electrical engineering
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