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 144
s operatedby an inverse time limit relay. The relay is connected to the second-aries of current transformers, which inturn are connected in the low voltage sideof the power transformer. .Stations with more than one bank ofpower transformers, a high voltage bus,and high and low voltage circuit… … FlG. 2,331.—Condit 600 volt,1,500 ampere, single pole typeK circuit breaker pneumati-cally operated. Itisthesameasthe electrically operated circuitbreaker, except that a pneu-matic cylinder mechanism issupplied in place of either theelectromagnet or the motor.This cylinder mechanism is so arranged…
Electrical engineering
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