Inside Out Library
Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 44
ent transformer; F, fuse; F.A., field ammeter (D.C.); F.S., fieldswitch; G.CS., governor control switch; L.S., limit switch (included with governor motor);O.S., oil switch; P.I.W., polyphase indicating watt meter; P.W.M., polyphase watt meter; P.R.,potential receptacle; P.P., potential plug; Rheo.,… … 34 WIRING DIAGRAMS OF ELECTRICAL APPARATUSElectric wiring
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