Shaw type 40A3 direct current motor
date: label: Date made
content: 1899
name: label: maker
content: Shaw Crane Company
notes: label: Description (Brief)
content: Nameplate (partially corroded) reads: "Shaw / Series Motor / Serial No. [blank] / Size No. 40A3 / H.P. [blank] R.P.M. [blank] Volts [blank] / AMPS [blank] Minutes [blank] / Manning, Maxwell & Moore / Shaw Crane Works / Muskegon, Mich., U.S.A." Crane rating when series wound: 33 hp. at 520 rpm, 230 volts dc, armature wound with formed coils. Sleeve type bearings with grease cups. Removed from service in good condition October 1932. Was used on a machine tool as used on cranes of the date. One brush rigging clamp is broken. Blueprints in accession papers.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Shaw Box Crane & Hoist Co., Inc.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.310536
label: catalog number
content: 310536
label: accession number
content: 121675
objectType: label: Object Name
content: motor
label: Object Name
content: electric motor
label: Object Name
content: Shaw electric motor, 1899
physicalDescription: label: Measurements
content: overall: 22 in x 38 1/2 in x 30 in; 55.88 cm x 97.79 cm x 76.2 cm