General Information

Serial #

300607

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

CAST IRON BASE, FIELD RING, BEARING POSTS & BLOCKS, AND POLE PIECES. ARMATURE CORE - LAMINATED STEEL. COPPER, MICA INSULATED COMMUTATOR. BRASS SLIP RINGS & BRUSHHOLDERS. CARBON BRUSHES. INSULATED COPPER FIELD & ARMATURE WINDINGS. FIBRE RODS. BRONZE BEARINGS, OILER CAPS & SUMP DRAINS. MISC. METAL HARDWARE.

Dimensions

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

Length

100.0 cm

Width

55.0 cm

Height

67.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Energy-electric

Category

Regulation & transformation

Sub-Category

N/A

Manufacturer

AKA

General Electric

Country

United States of America

State/Province

New York

City

Schenectady

Context

Country

North America

State/Province

Unknown

Period

1890 -1910

Canada

PART OF A LARGE AND VARIED COLLECTION OF ELECTRICAL ITEMS ACQUIRED AND DOCUMENTED BY ONTARIO HYDRO IN THE 1960S. THIS COLLECTION CONSISTS OF OVER 7500 ARTIFACTS, AND IS THOUGHT TO BE THE LARGEST & MOST COMPREHENSIVE IN CANADA. IT WAS DONATED IN ITS ENTIRETY TO THE NATIONAL MUSEUM OF SCIENCE & TECHNOLOGY IN 1992.

Function

USED TO CONVERT DIRECT CURRENT ENERGY INTO ALTERNATING CURRENT ENERGY

Technical

AN EXAMPLE OF DC TO AC CONVERSION ON A COMMON ARMATURE.

Area Notes

Unknown

Details

Markings

MFG. PLATE: 'ROTARY CONVERTER/ NO. 300607/ TYPE MLR 4 7.5 1800 FORM 1/ CYCLES 60 SPEED 1800/ CONTINUOUS CURRENT/ AMPERES VOLTS/ AC. 76 AC. 64/ VOLTS DC. 115 AMPS DC. 65/ GENERAL ELECTRIC CO./ SCHENECTADY, N.Y. U.S.A./ NP 3717'

Missing

TWO BRUSH HOLDER SHAFTS WITH HOLDERS AND BRUSHES UNDER COMMUTATOR

Finish

CASTINGS, ARMATURE AND FIELD WINDINGS, BLACK ENAMEL. BRASS & COPPER NATURAL

Decoration

N/A