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 187
he large amount of insulated wire often used, andthe oil in which parts are sometimes immersed, may furnish a con-siderable amount of fuel, and in severe burn-outs, flames may resultand molten metal be ejected. A large amount of smoke usuallyaccompanies a burn-out of a rheostat. 162 UNDERWRITERS… … Fig. 3S. Example of Badly Installed Rheostat and Switch supplied to them from time to time. What are called primarybatteries, that is cells in which there is a chemical action which setsup a current without any machine being used to charge and recharge 163 42 UNDERWRITERS REQUIREMENTS them, are…
Electrical engineering
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