Old Electrical Equipment - Denis Ferranti TM3 electricity meter

Property of HM Government.


Denis Ferranti TM3 meterDenis Ferranti TM3 kWh meter This meter has a maximum current of only 10 amps, and includes dials down to 1/100 kWh.

Property of HM Government
Type TM3
1200 rev/kWh
No. 577739.


Inside view of a Denis Ferranti TM3 meterDenis Ferranti TM3 electricity meter Inside is all metal, with a substantial cast frame.

The outer casing is dark brown bakelite with a glass window in the front.

Video showing this meter in operation

The video shows the meter before the exterior casing was cleaned.
View video on Youtube.