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 104
lly the only difference being in theprimary coils of the current transformer which have fewer turns oflarger wire. They are wound for 5 amperes and can be connected tocircuits where smaller currents are to be measured and the voltage isless than 1,000 volts. When the current exceeds 5 amperes,… … Fig. 84. Westinghou.se InductionIndicating Ammeter 87
Electrical engineering
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