Handbook for the use of electricians in the operation and care of electrical machinery and apparatus of the U. S. seacoast defenses .. (1904)
United States. War Dept · Washington, Govt. print. off. · leaf 76
storage battery, find the batterys voltage andmake sure that the voltage of the dynamo is 5 to 10 volts greater, while at thesame time the lamps are kept at their normal voltage by the heavy currentregulator. A new or a repaired machine is first run empty, or on light load several hourswith slack… … to excite its shunt field; next close equalizing switch and regulate with shuntfield rheostat to the potential of the first machine; then close main switch.Ammeters will show if either is doing its share of the work. To stop, reversethe above steps.
Electric machinery · Searchlights · Coast defenses
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.