Summary
Shallenberger induction motor ampere- hour type, single phase, a. C., 20 amp, made by Westinghouse in America, circa 1900.
Physical Description
Uses vane retardation of a 4 bladed aluminium fan, the air resistance on which is proportional to the square of its speed of rotation and therefore to the amperes flowing through the motor. Serial no. 90241. The earliest A.C. Meter in general use.
More Information
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Collecting Areas
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Acquisition Information
Donation from Melbourne City Council (MCC), 30 Mar 1916
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Manufacturer
Westinghouse Electric & Manufacturing Co, Pittsburgh, Pennsylvania, United States of America, circa 1900
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Brand Names
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Classification
Energy technology, Electric power - consumption, Alternating current power meters
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Category
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Discipline
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Type of item
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Overall Dimensions
21 cm (Length), 17 cm (Width), 29 cm (Height), 6.4 kg (Weight)
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Object Measurements
28 cm (Length), 17 cm (Width), 20.5 cm (Height)
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Keywords