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Edmonton Power History Foundation Blog

Results: 41 to 50 of 61

Mercury Arc Rectifiers



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       

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Categories: Rectifiers Collection

Direct Current Rectifier Panel

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




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Impedance Bridge

Circa 1960's



Impedance bridge theory developed in 1830's and in the 1840's, C. Wheatstone improved it for accurate resistive/impedance testing. Note "magic eye" tube lower center.

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Categories: Instruments Collection

Edmonton Power Sign

EP sign



This was the EDMONTON POWER Sign on the west side of the Rossdale Power Plant The Sign was removed in 1997 when the name was changed to Epcor It is now attached to the Edomonton Power Historical Foundation building

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Slate Electrical Panel

1902 - 1930



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 ...

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Categories: Rectifiers Collection

Foundation Spring Support

Turbine Generator



Clover Bar Generating Station 1969 was the first Power Plant in North America to install a spring supported concrete "Table" foundation The pedestal constructed of concrete posts and beams supported this table. Between the pedesal and table were 126 specially ...

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City of Edmonton Crest

Installed 1965



This crest was installed on the west wall of the Rossdale Generating Station in 1966. Upon completion of the last unit, # 10 the station was rated at 405MW. It remained there until 1997 when the name was changed from Edmonton Power to EPCOR.  

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Boiler Pressure Gauge

1932



The Boiler Pressure Gauge indicated the steam pressure within the boiler drum. The gauge was located 15 feet above the operating floor and clearly visible from the firing aisle. Manufacturer: The JAS Morgan Brass Manufacturing Company Ltd. Type: Bourden ...

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Tags: Gauges

Kenotometer

Vacuum Gauge



  Manufactured by Brady & Martin Ltd Newcastle on Tyne This instrument is used in steam turbine condensers which     are operated at pressures below atmospheric pressure.           (In ...

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Tags: Gauges

Rossdale Engines

1909 - 1951



Rossdale Power Plant had several steam engine-driven generators over the years. At least five of them were made by Belliss and Morcom. The triple expansion 750 kW Direct Current (DC) was installed to power the street railway and used until 1951.

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Edmonton Power Historical Foundation

Hours of operation 2020

Unfortunately, due to the novel corona virus global pandemic, the EPHF museum will remain closed this summer and fall.  

Depending on the status of covid-19, The Leduc Country Lights may be back November 28 to Dec 31, 2020, however the EPHF museum will be closed during this event.

We are located on the grounds of the Leduc West Antique Museum. Travel 5 miles west of Leduc on Highway 39. Go north on Range Road 260 (Cohne Dale Road) for about a mile and the museum will be on your right.

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