Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 145
depends on localconditions. In general, the hand operated remote control device is preferable where con-ditions are such that it can be used, and where it is necessary to use electrically operated,the motor operated type is recommended if conditions be such that slow closing is notobjectionable,… … Fir.s.2,332 and 2,333.—Dia-gram shelving two phaselour wire no voltage con-nections for I-T-E circuitbreaker. The two novoltage coils for twophase four wire circuitsare connected respective-ly to binding posts B, Cand A, D on the face ofthe base. B and D areconnected to lower springcontacts 2 and 1…
Electrical engineering
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