Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 122
direct-current motor, exceptthat the winding is placed over a very light, nonmagneticform instead of an iron core. The movable element is con-nected in series with a resistance R, and across the line, justas in Figs. 114 and 115. The top end of the shaft engagesa registering system ^S, which is… … Fig. 117.—Dial for watt-hour meter. marked 10, which indicates that one revolution of thispointer indicates 10 kilowatt-hours, or each division indi-cates 1 kilowatt-hour. The next dial is marked 100, whichmeans that one revolution of this hand indicates 100 kilo-watt-hours. The pointer on this…
Electric machinery
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
