Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 253
ooden tank as in Fig.128. Hard rubber and celluloid are expensive. Neitheris transparent. Question 19. How should cells be put in service? Answer. As soon as electrolyte (acid) is put in thecell it should be charged with one-third its normalrate for 4 hours, then increase to normal rate and… … Fig. 127. Form of Storage Battery for Signal Work. Glass Jar. Question 20. How should cells in service be treated? Answer. Never discharge below 1.7 volts and 1.8 is better. Charge up to 2.5 volts usually at normal rate. STORAGE BATTERIES 255 Once a week give a charge at one-third normal ratetill…
Electricity
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