The five fingers then act as a single brush, and must be lifted when the battery charging current is 12 to 14 amperes. ... The reducer switch must close on open circuit for lead batteries at 45 to 45.5 volts, for Edison batteries at 49 to 50 volts. ... 5 is a schematic diagram of a single battery equipment and its operation is as follows: Suppose we assume that the ... a small amount of current through four parallel circuits. comprising the lifting coil of the automatic switch, the field circuit, the liftinganbsp;...
|Title||:||Railway Electrical Engineer|