Earth Leakage Tester by Redsure ELP Ltd

Made:
1970-1989 in Manchester
Earth Leakage Tester by Redsure ELP Ltd, Manchester

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Earth Leakage Tester by Redsure ELP Ltd, Manchester
Science Museum Group
© The Board of Trustees of the Science Museum

Earth Leakage Tester by Redsure ELP Ltd, Manchester, the indicator being a 0-50mA moving-coil meter by Crompton

Details

Category:
Electricity and Magnetism
Object Number:
1992-510
type:
earth leakage tester
credit:
Eastern Electricity. Appliance Testing L