Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 174
Fig. 257.—Arrangement for operating an auto-starter with an automatic switch to maintain constant level in a water tank. RHEOSTATS AND CONTROLLERS 163 … Fig. 258.—Connections for standard speed regulator. Rheostat in series with the arma-ture. The no-load release holds the arm in any position it may be left, by means of a dog whichfits into the notches corresponding to points on the rheostat. This arrangement makes itimpossible to stop anywhere,…
Electric wiring
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