Protector, telephone

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OBJECT TYPE: BAKELITE/2 FUSE
DATE: 1940–1949
ARTIFACT NUMBER: 1997.0290.001

MANUFACTURER: Northern Electric
MODEL: 98A
LOCATION: Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: BAKELITE BASE & FITTINGS; METAL & SYNTHETIC COMPONENT PARTS; RESIN (OR PARAFFIN ?) SEALANT.

Dimensions

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

Length: 12.0 cm
Width: 9.0 cm
Height: 6.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Telephony
Sub-Category: N/A

Manufacturer

AKA: Northern Electric
Country: Canada
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Ontario
Period: THIS TYPE OF PROTECTOR USED 1940S TO C. 1970S. (GRADUALLY PHASED OUT AS SYSTEM BECAME MORE MODULAR)
Canada: MADE IN CANADA BY NORTHERN ELECTRIC. THIS EXAMPLE WAS INSTALLED IN VETERAN'S HOUSING BUILT IN NEW EDINBURGH AREA OF OTTAWA, C. 1945.
Function: TO PROTECT CENTRAL BATTERY & MAGNETO TELEPHONES AGAINST HIGH POTENTIAL AND ABNORMAL CURRENTS.
Technical: USE OF TELEPHONE PROTECTORS MANDATED TO PREVENT INJURY TO PERSONS USING TELEPHONE, AND TO REDUCE THE POSSIBILITY OF FIRE DUE TO LIGHTNING, OVERLOADED POWER CIRCUITS, ETC. THIS MODEL DESIGNED SPECIFICALLY FOR HIGH POTENTIAL AND ABNORMAL CURRENT PROTECTION. (REF.2 )
Area Notes: Unknown

Details

Markings: " Northern Electric/ 98A " appears in raised print on face of protector block. Connections labelled variously "I" (telephone), "G" (ground) & "L" (line).
Missing: NONE.
Finish: SMOOTH, MOLDED DARK BROWN-BLACK UNIT; RED-BROWNCYLINDRICAL FUSES.
Decoration: N/A

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

Northern Electric, Protector, telephone, between 1940–1949, Artifact no. 1997.0290, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1997.0290.001/

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