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Large Iolanda Transformer With Case, Early 20th Century

preview image for Large Iolanda Transformer With Case, Early 20th Century
Inventory Number: 57720
Object Type:
Accession Number: 2004-9/636
Brief Description: Large Iolanda Transformer in varnished mahogany case. With black-painted steel handles and metal alloy & brass terminals upon case surface. With some terminals also connected with copper wires, others are connected with insulated metal connectors (see Inv. Num. 79425). With light-coloured circular wooden knob (possibly maple or sycamore) upon upper surface of case. Missing additional copper linking roods shown in original Science Museum photograph (1959). Case slightly damaged and well-used. On display, and currently used, with Assorted Copper Busbars And Ebonite Insulators (Inv. Num. 79425).
Primary Inscriptions: "KEEP FULL / 300º FLASH / INSULATING OIL" printed on brass plaque upon upper surface of case.
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Mahogany
metal alloy
brass
copper
wood
asbestos
paint

There are no associated narratives.

Image with multimedia irn 49117Image with multimedia irn 49118

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