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 116
ase Watt-Hwir Meter with Case Removed again is zero. Continuing, the other relations of + and — polesshown in P^ig. 9G are obtained. It will be observed from the tablethat both the -f- and — signs move constantly in the directionfrom A to .1, indicating a shifting of the field in this direction,… … Fig. 95. Diagram of Electromagnetic Circuitof Westinghouse Single-Phase Watt-Hour Meter have a loss of 1.4 to 1.8 wattsper phase and the series coil pro-duces a drop of only 0.4 volt atfull load. The moving element consistsof a thin aluminum disk whichrotates about a vertical shaftin the air gap in…
Electrical engineering
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