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Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)

Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1339

An illustration from Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .., 1913, leaf 1339
ary in strength, the instrument would not read correctly,f;)ut the magnets are so treated that the falling off in strength)ver a number of years is inappreciable.I The strip or shunt for portable instruments is always^nside the case, while for switchboard instruments the shunt 1310 Steam… … Fig. 613external shunts for ammeters. 1000 and 5000 ampere sizes Such a switchboard instrument is shown in Fig. 614 andFig. 615. A Voltmeter is made by removing the metal strip or shuntconnecting the terminals .and placing a resistance coil inseries with the moving coil. Electro Meters 1311 As it…

Steam engineering · Electrical engineering · Steam turbines

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