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​​​Distributed Generation

Distributed Generation is any generator connected to the local electric distribution systems. For residents of Calgary your local electric distribution systems is ENMAX Power Corporation (EPC).

For more information

Email: DERConnect@enmax.com

Contact us for more information on adoption of Solar Generation and Electric Vehicles in Calgary.


Looking for where to start?

Many factors drive the ability and cost of connecting micro-generation, distributed generation, and other distributed energy resource projects to the ENMAX electric distribution system, including project location, type of generation, operating characteristics, the surrounding grid characteristics and project timing.


The following map illustrates where estimated capacity may be available within the ENMAX distribution service territory to host micro-generators and other forms of distributed generation.

View the hosting capacity map




How do I submit an application?

 

Application (Customer)  Submit your generator application to ENMAX Power to connect your generator.

Evaluation (ENMAX) ENMAX Power reviews and processes your application; you may be requested to provide additional information.

Approval (ENMAX) You receive acceptance from ENMAX Power to connect and operate your generator and if applicable receive a bi-directional meter.


​Distributed Generation is one of 3 operation types:

Emergency / Backup

Open transition and closed transition (100ms or less)

Parallel / Non-export

In parallel with utility but do not exporting

Parallel / Export

In parallel with utility and exporting


To apply, please complete the following:

Generator interconnection application form​​​​​​​​​

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Additional Information:

Generation Export is not permitted within any of the Secondary Network Systems within The City of Calgary due to safety and technical reasons. Generation Export can only operate as Non-Export Non-Parallel or Non-Export Parallel:


Safety Requirements:

  • ENMAX personnel must be able to isolate themselves from the customer’s generator while doing any work on the revenue meter
  • The isolation device must have provisions to be locked in the open position
  • ENMAX does not recognize any type of Transfer Switch as a suitable means of disconnect
  • Updated SLDs must be placed in the main electrical rooms when there’s generation on site
  • Warning notices and signage shall clearly indicate that generation is present
  • Please refer to CEC Section 84 — Interconnection of electric power production sources for guidance
  • All new DG interconnections require a site inspection prior to ENMAX approval​


Customers are free to purchase natural gas services or electricity services from a retailer of their choice. For a list of retailers, visit ucahelps.alberta.ca or call 310-4822 (toll free in Alberta).

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