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Energy Sector Jargon Buster

As part of Haven Power’s dedication to making energy simple, we’ve created a useful jargon buster.  You may have come across some of the following acronyms and terminology on your electricity bills and other documents:

Actual Read: A meter read taken by the customer.

CCL: Climate Change Levy -A tax on energy usage; the aim is to encourage users to improve energy efficiency.

CoS: Change of supplier

CoT: Change of Tenancy

Deemed Read: A meter read estimated by the Data Collector

EAC: Estimated Annual Consumption – measured in kWh per annum.

Estimated Read: Where a supplier has estimated the electricity read based upon previous consumption.

kW: Kilowatt – A measure of power, 1kW = 1000 watts

kWh: Kilowatt-hour – The usual unit of electricity

MPAD: Metering Point Address Details – Also known as the ‘site address’, this is the actual site of the meter

MPAN: Metering Point Administration Number – Also known in the industry as ‘S number’ or ‘Supply number’, this identifies a unique electricity supply point. To find out more about MPANs and what they mean, see our explanation.

MTC: Meter Time Switch Code – This indicates how many registers (set of meter reads or dials) your electricity meter has, and what times they operate throughout the day.

PC: Profile Class – Used where half-hourly metering isn’t installed, the Profile Class provides the electricity supplier with an expectation about how electricity will be consumed throughout the day.

PPU: Pence Per Unit –The usual method used for charging customers.

SED: Supply end date

SSD: Supply start date

STOD: Seasonal Time of Day –A supply tariff applying to electricity supplied at different unit rates according to the time of day and season.

VDD: Variable Direct Debit – The adjustable amount that the customer pays monthly to cover their billed consumption.

RDD: Regular Direct Debit – A regular amount that the customer pays monthly to cover their estimated consumption. This amount can change if the payments aren’t in line with the usage.

If you need any further help, visit the Haven Power help section where you’ll find a number of useful guides and FAQs.

To get in touch with one of our energy experts, visit our contact us page.

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