Watt Hour Meter

The British Thomson Houston Company Limited, Manufacturer

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Maker and Role
The British Thomson Houston Company Limited, Manufacturer
Watt hour meter on square black metal base. Meter is supported on two black columns, with two copper cubes sitting above. Cubes are attached with copper bridge between them. Rectangular copper filaments above and below bridge. Metal plate with 6 dials measuring Kilowatt-hours multiplied by 10, 100, 1000, 10,000, 100,000, and 1,000,000. Backsides of copper cubes extend into cylinders with black metal casings.
Processed Material/Metal
Processed Material/Metal/Copper
Signature/Marks and Type
The British / Thomson Houston Co. Ltd. / Rugby, England / Thomson Watt-hour meter / Direct current 2 wire / Type TA Form AL1 / 3000 Amp 550/580 Volts / Rev. per K.W. hour 1.6 / No. R133786 / C13700 External Resis Maker's Plate
B / T-H Logo
Accession No
Credit Line
The British Thomson Houston Company Limited. Watt Hour Meter, 1982.614. The Museum of Transport and Technology (MOTAT).

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