Westinghouse Type C Wattmeter, circa 1907

Summary

In the late 1800s, companies that supplied electricity to consumers needed a way to measure how much customers used -- and then charge them accordingly. Inventive electrical engineers developed various methods to measure electric power. Induction meters that employed magnetic fields to rotate a disc or cylinder to register energy usage would become the standard. Continued improvements made these wattmeters more compact and reliable.

In the late 1800s, companies that supplied electricity to consumers needed a way to measure how much customers used -- and then charge them accordingly. Inventive electrical engineers developed various methods to measure electric power. Induction meters that employed magnetic fields to rotate a disc or cylinder to register energy usage would become the standard. Continued improvements made these wattmeters more compact and reliable.

Artifact

Wattmeter

Date Made

circa 1907

Location

Not on exhibit to the public.

Object ID

29.1333.21

Credit

From the Collections of The Henry Ford. Gift of Westinghouse Electric and Manufacturing Company.

Material

Metal
Glass (Material)
Wire

Color

Black (Color)
White (Color)
Gold (Color)

Dimensions

Height: 9 in

Width: 7 in

Length: 6 in

Inscriptions

on readout: 5 AMPERES 100 VOLTS/ KILOWATT HOURS/ 1 DIVISION OF 1S DIAL = 1 K.W. HOUR on plate: WESTINGHOUSE ELECTRIC & MFG. CO./ Type C Integrating Wattmeter/ 5 Amps. 100 Volts 60 Cycles/ Style 57524 Serial 737804

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