Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 379
sformers is grounded, the other sides are brought te the 362 ELECTRICAL MACHINERY bottom terminals r^ and Tg o£ the receptacles. Two kinds ofplugs are used: One P^, is inserted in the receptacle of therunning machine, the other, P^, in the receptacle of the incom-ing machine. The top connection, B^… … 75 SerrervrfofNo. I To OenercrforNo.B Fig. 423.—Diagram of connections for Lincoln s^Tiehronoscope. bus connecting to the armature of the synchronoscope. Thefourth terminal of the receptacle is not used with groundedsecondary transformers. The inductance-resistance box isshown at XL, of wliich lamp…
Electric machinery
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