Model 401 Thermo-Ammeter

Model 401 Thermo-Ammeter, 0-30 amps Instrument no. 3849

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Model 401 Thermo-Ammeter, 0-30 amps Instrument no. 3849
Science Museum Group
© The Board of Trustees of the Science Museum

Model 401 Thermo-Ammeter, 0-30 amps Instrument no. 3849

Details

Category:
Electricity Supply
Object Number:
1926-265
Materials:
copper alloy, steel, textile, coated/resinous textile, phenolic formaldehyde, electrical wiring and cardboard
Measurements:
overall: 110 mm x x , 115 mm, .557kg
type:
ammeter
credit:
Weston Electrical Instrument Company