An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 472
tion or panel serves for thecontrol either of one generator or of a feeder or a group offeeders. In addition, there may be separate panels for exciters,recording meters, etc. Behind the whole length of the switch-board run two or three heavy copper bars called bus bars. POWER STATIONS AND… … Insulating BlockCast Iron Bracket Main Fuses;Enclosed
Electricity · Magnetism
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