Edmonton Power History Foundation Blog

Tag: Direct Current systems

Results: 1 to 8 of 8

Aa 1880's Thomson Incandescent Dynamo generator rated at 30 kilo Watts, and 110 volts

Thomson Houston 1880's Dynamo Generator

An 1880's Thomson Dynamo runs again to celebrate 125 years of electric lights in Edmonton.

Tuesday, December 13, 2016

View the Video on you Tube The Edmonton Power Historical Foundation is excited to have this Thomson Houston dynamo running again in time to commemorate the 125th anniversary of electric lights in Edmonton. The first generator to provide electric ...

Categories: Generators Collection

Tags: Meters Gauges Direct Current systems Motors

Synchronous Converter

Circa mid-1920s

Thursday, September 24, 2015

The Synchronous Converter was typically used to provide Direct Current (DC) for electrolysis in smelting, for traction motors in mine lifts and for street railway systems. The unit pictured had an Alternating Current (AC) input of 834 amps and a DC current ...

Categories: Rectifiers Collection

Tags: Synchronus Converters Direct Current systems

Direct Current Circuit Breaker

this Breaker was utilized in the operation of Edmonton's trolley Buses

Wednesday, November 12, 2014

Bertran Thomas Engineers Manchester England Manufacturer Bertram Thomas Type H.S.E. Volts 575 AMPS 1600

Categories: Transmission Collection

Tags: Direct Current systems

Solid State Rectifier Reliance

Circa 1985

Friday, June 13, 2014

Used to Convert Alternating Current to Direct Current From the Edmonton 360 Sub 104 St. x 104 Ave. Supplied DC power for the operation of Edmonton's trolley Buses

Categories: Rectifiers Collection

Tags: Direct Current systems

Solid State Rectifier GE

Circa 1964

Sunday, May 25, 2014

Used to Convert Alternating Current to Direct Current From the Edmonton Transit system Supplied DC power for the operation of Edmonton's trolley Buses. Came from Man and His World Montreal Expo 67 Installed in 1978-9 at the Westwood bus barn ...

Categories: Rectifiers Collection

Tags: Direct Current systems

Mercury Arc Rectifiers

Tuesday, May 6, 2014

Check out a video of a Mercury Arc Rectifier in operation. go to LINKS and click You Tube Our Photo Gallery has a new section on DC related items

Categories: Rectifiers Collection

Tags: Direct Current systems

Direct Current Rectifier Panel

Circa 1936 this Panel was utilized in the operation of Edmonton's trolley Buses

Thursday, April 17, 2014

Categories: Instruments Rectifiers Collection

Tags: Mercury Arc Rectifiers Direct Current systems

Slate Electrical Panel

1902 - 1930

Monday, March 10, 2014

The panel pictured on the left is from one of the Direct Current (DC) motor generators installed at Rossdale Power Plant before 1915. In the 1960s it was used to control DC power from a motor generator set, which was a back up for the generator exciters ...

Categories: Rectifiers Collection

Tags: Meters Rossdale 1902 - 1930 Direct Current systems

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