General Information

Serial #

1747782

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

CAST IRON CASE, COVER AND BASE/ GLASS WINDOW IN COVER/ MEETAL WORKING PARTS/ FELT AND COTTON GASKETS

Dimensions

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

Length

16.0 cm

Width

10.0 cm

Height

9.5 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

FERRANTI

Country

Canada

State/Province

Ontario

City

Toronto

Context

Country

Canada

State/Province

Ontario

Period

PROBABLY USED IN THE 1920S

Canada

MANUFACTURED IN CANADA. THIS ONE WAS KEPT AT THE DEPT. OF TRADE AND COMMERCE IN OTTAWA AS PART OF ITS LEGAL OBLIGATION TO TEST AND MAINTAIN EXAMPLES OF METERS SOLD COMMERCIALLY IN CANADA.

Function

USED TO MEASURE THE ENERGY CONSUMED IN AN ELECTRICAL CIRCUIT IN KILOWATT HOURS.

Technical

CHANGES MADE TO THE 'FD' METER TO MAKE THE 'FD-B' METER: MODIFICATIONS OF THE DIAL FACE; ENLARGEMENT OF THE GLASS FACE SO THE DISC IS VISIBLE WHEN THE METER IS MOUNTED ABOVE EYE LEVEL; CHANGE OF TERMINAL COMPARTMENTPERMITTING EASY ACCESS TO TERMINAL SCREWS [REF 2]

Area Notes

Unknown

Details

Markings

MFG'S PLATE: 'FERRANTI METER & TRANSFORMER/ MFG. COMPANY LIMITED - TORONTO./ METER NO. 1747782 TYPE F.D.b./ 10 AMPS 110 VOLTS 25/ 1 PHASE 2 WIRE, WATTHOURS PER REV. OF DISC =.733'/ ON DIAL PLATE: 'TEST DIAL/ KILOWATT-HOURS/ [4 DIALS FROM 0 TO 9]'/ MOLDED IN BASE: 'LINE/ LOAD'/ DYNOTAPE: 'S 142'/ HAND PAINTED ON SIDE: '096 1/2 C'

Missing

COVER SCREWS ALL MISSING SO COVER IS UNATTACHED

Finish

PAINTED BLACK GLOSS/UNCOLOURED GLASS/ DIAL FACE WHITE GLOSS PAINT WITH BLACK PRINTING

Decoration

N/A