DEFINITION: Three half-hour periods of peak demand on the electricity transmission network during the winter, from November to February. Triads incentivise customers to do everything they can to reduce demand during peak periods of electricity consumption in the winter.

See also: Frequency response

See also: Demand response


Back to the Jargon Buster

Suggest a definition

Do you have a definition that you would like to add to the Jargon Buster? Let us know!