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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 1254

An illustration from Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .., 1913, leaf 1254
for operating rheostat. 1 Eeceptacle for voltmeter plug 1 S. P.-S. T. field switch.* 1 S. P.-S. T. main switch. 1 Eecording Watt-hour meter. A rear view of these panels is shown in Fig. 552. *S. T. means single throw. D. T. means double throw, i. e., the switch has two setsof clips and oan be… … Fig. 547d. c. generator panels 1226 Steam Engineering

Steam engineering · Electrical engineering · Steam turbines

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

More pictures from Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise ..

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