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Title: `Minor' Portable Current Transformer no [Go to resource]
Description: `Minor' Portable Current Transformer no. Z-997 by the Record Electrical Co Ltd, secondary rated at 5A, for primary currents from 5A to 30A in eight wound ranges and from 40A to 600A according to the number of turns through the cable hole License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1960-1979 Source: Science Museum Creator: Record Electrical Co. (maker) Identifier: 1992-508 Go to resource More Like this...
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