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 180
n thatthe relays be set for such a value that the switch will open after theinitial rush of current. Single-Phase Feeder Circuits. Single-phase feeder circuits areusually equipped with: 1 Ammeter 1 Automatic oil switch 1 Current transformer In cases where feeder regulators are installed, a… … 00\feRKOR CONTROL M070R AC.OCNLRATOF Fig. 38. Wiring Diagram for Switchboard Equipment of Standard Central Station 159 62 SWITCHBOARDS the voltage must be raised or lowered by means of the regulator.In case the regulators are automatic, the contact-making voltmetersfurnished with the regulators are…
Electrical engineering
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