Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 643
The following illustration shows the method of connecting polyphaseWestinghouse wattmeters to three-phase circuits. All polyphase Westinghouse wattmeters for three-wire, three-phasecircuits of 400 volts or less, and of 80 amperes or less, are connected in thismanner. … Fig. 36. The following illustration, Fig. 37, shows the method of connecting poly-phase Westinghouse wattmeters to two-phase circuits. All polyphase Westinghouse wattmeters for two-phase circuits of 400 voltsor less, and greater than 80 amperes capacity, are connected with seriestransformers in…
Electrical engineering
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