Catalogue "C" of pumps and hydraulic machinery for every service .. (1903)
Goulds manufacturing co. [from old catalog] · [Seneca Falls, N.Y.?] · leaf 231
to open the by-pass valve whenever the limit pressure is reached and the by-passis kept open until the pressure begins to drop ; the By-Pass then closes and the Pump discharges into the tankuntil limit pressure is again attained. This method of control is very simple and may be successfully applied… … Type A Automatic Switch Type A—Single-Pole Automatic Switch, illus-trated, can be used to start Direct Current Com-pound Wound Motors up to and including i HorsePower, not exceeding 250 volts. Also on Alter-nating Current Motors up to and including i HorsePower, not exceeding 125 volts. Price,…
Pumping machinery
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