In the days before real-time data, before remote monitoring of system status, the City of Edmonton Electric Light & Power Department used this display board to keep track of the status of over 100 various HV switches, air-breaks and oil switches. ...

One of the many challenges faced when operating a high voltage AC transmission network is how to monitor critical measurements in the system. Watts are important in calculating load flow and direction, accurate current readings (amps) are needed to ensure ...

On display at the museum is an oil circuit breaker (OCB) from 1937. The function of a circuit breaker in a substation is fundamentally the same as the circuit breakers in your home in your electrical panel. If an overload (short circuit e.g.) occurs on ...

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

Disconnect Switches are used to isolate an electrical circuits Specifications Manufacturer:  Canadian Westinghouse Voltage 15000 Amp 600 Style No H.14309 Pat 1922 Manufacturer: Electrical Engineers Equipment Co. Voltage 4000 Amp 300 Style Cat 17101 ...

Sign attached to the RIVERDALE Sub Station This was a 5 KV substation - Primary supply 15KV (13,800 volt) with 5KV (4160 volt) secondary feeder circuits, for distributionThis substation was located at 87 St and 103A Ave one block north of the west end ...