Meter, watt-hour

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Ingenium, 1984.0539.001
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OBJECT TYPE: PREPAYMENT/3 WIRE/INDUCTION/AC
DATE: Unknown
ARTIFACT NUMBER: 1984.0539.001

MANUFACTURER: SANGAMO CO. LTD.
MODEL: SM3
LOCATION: Toronto, Ontario, Canada

More Information

General Information

Serial #: C1299721
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL CASING & PARTS, SYNTHETIC, GLASS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 29.7 cm
Width: 21.7 cm
Height: 18.2 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Energy-electric
Category: Measurement
Sub-Category: N/A

Manufacturer

AKA: SANGAMO
Country: Canada
State/Province: Ontario
City: Toronto

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: THIS ONE WAS KEPT AT THE DEPT. OF TRADE AND COMMERCE, STANDARDS BRANCH, IN OTTAWA AS PART OF ITS LEGALOBLIGATIONS TO TEST AND MAINTAIN EXAMPLES OF METERS SOLD COMMERCIALLY IN CANADA.
Function: A WATT-HOUR METER WITH A DEVICE INTO WHICH COINS ARE INSERTED, CLOSING THE ELECTRICAL CIRCUIT TO PROVIDE ENERGY FOR A SPECIFIED TIME.
Technical: INDUCTION WATTHOUR METER IS SIMPLE IN ITS STRUCTURAL ASSEMBLY. THIS INSTRUMENT IS ACCURATE OVER A WIDE RANGE OF LOAD, POWER FACTOR, VOLTAGE, FREQUENCY, & TEMPERATURE. THE ONLY DRAWBACK OF THIS INSTRUMENT IS THAT, AS IT RELIES ON INDUCTION, IT CANNOT BE USED IN DIRECT CURRENT CIRCUITS. (CONT'D IN SUPP.INFO. & O:DRIVE S.I.)
Area Notes: Unknown

Details

Markings: PLATE READING 'AMPS 25, VOLTS 230, CYCLES 60, WIRE 3, TYPE SM3, PREPAYMENT METER, NO. C1299721, 3 1/3KH, SANGAMO COMPANY LIMITED, TORONTO, CANADA'/ GREEN IMPRESSION PRINTED LABEL READING 'S68'/ BLACK PAINTED '182'
Missing: COIN BOX
Finish: GREY PAINTED CASING/ BLACK SYNTHETIC/ PLATED PARTS/ WHITE DIAL WITH RED & BLACK MARKINGS
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

SANGAMO CO. LTD., Meter, watt-hour, Unknown Date, Artifact no. 1984.0539, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1984.0539.001/

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