High voltage indicator (for checking whether a transmission line is live) model no. 1 serial no. D80004 by Ferranti

Made:
1974 in Manchester
maker:
Ferranti Limited

High voltage indicator (for checking whether a transmission line is live) model no. 1 serial no. D80004 by Ferranti, for earthed neutral systems 3kV to 11kV, two range with electrostatic meter reading 5kV or 11kV, with attached earth lead, polythene insulated extension rod, proving unit (to provide a test voltage) and Ferranti phasing indicator (for fitting over the meter) in fitted wooden case, probable date 1974.

Details

Category:
Electricity Supply
Object Number:
1999-822
Materials:
mixed
Measurements:
case, overall: 160 x 900 x 230 mm
type:
high-voltage indicator
credit:
Unknown source