Wattmeter [Standard]

Siemens Brothers and Company Limited, Manufacturer

Circa 1920
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Details


Maker and Role
Siemens Brothers and Company Limited, Manufacturer
Production Date
Circa 1920
Description
Standard Wattmeter, battery, within a wooden box with a hinged metal and wooden handle. Box hinges from centre of lid, opening from front edge with a small circular brass push button. There are two brown bakelite twist knobs on the front, next to the handle. Inside box is a clear Perspex window displaying the meter scale ranging from 0-150. On the inside of the door is a encased label displaying a diagram of the monophasic current. 450 Volts, 13,000 ohms. Box has two protruding metal prongs front one side. Prongs have small holes in ends.
Media/Materials
Organic/Vegetal/Wood
Processed Material/Glass
Signature/Marks and Type
450 v:15000 Ω/ Standard wattmeter/ no. 880480 Printed
Monophasic Current/ 450V/ value per scale division = 15W Label
Accession No
1982.610
Credit Line
Siemens Brothers and Company Limited. Circa 1920. Wattmeter [Standard], 1982.610. The Museum of Transport and Technology (MOTAT).
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