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Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)

American Technical Society · Chicago : American Technical Society · leaf 145

An illustration from Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc., 1916, leaf 145
i … i 1 Circuit breaker 1 Ammeter 1 Single-pole lever switch 1 2-point potential receptacle, for reading the trolley voltage before connecting in the feeder The equipment may be modified at times, asfor instance, putting two circuits on one paneland having a common circuit breaker for thetwo, or a…

Electrical engineering

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