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 346
Fig. 37. Form 6 Series-T.ype 6.6-Ampere Luminous Arc LampCourtesy General Electric Company 309 46 ELECTRIC LIGHTING Specifications. The majority of the luminous arc lamps now inuse (some 200,000) operate at about 75 volts at the arc and take 4amperes, requiring 310 watts per unit. A 510-watt…
Electrical engineering
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