Glossary

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C1

Very high consumption low voltage customer — Category grouping together customers connected to low voltage with very high annual consumption (communities, industries...

Electricity

Consumption & sustainability

C2

High power low voltage customer — customers connected to low voltage with significant consumption, higher than that of conventional SMEs...

Electricity

Consumption & sustainability

C3

Medium power low voltage customer — intermediate category, representing medium-sized companies with significant consumption...

Electricity

Production & resources

C4

Low-voltage, low-power client — Small business customers (e.g.

Electricity

Consumption & sustainability

C5

Residential low voltage customer or very low consumption — category bringing together individuals and very small structures (TPE) with low...

Electricity

Consumption & sustainability

CAC

Capacity to access the transport or distribution network, assigned to the user.

Electricity

Gaz

Energy market

Consumption & sustainability

CAPEX

Business investment expenses to acquire or improve assets (power plants, networks, etc.)

Budget

Energy market

Production & resources

CAR

Annual Reference Consumption (estimate of the quantity of gas consumed over one year).

Gaz

Actors & regulations

CARD

When distribution contract (= enedis) is different supply contract (for example.

Electricity

Markets & purchases

CC

Electric current that always flows in the same direction, used by batteries, PV and electronics.

Electricity

Markets & purchases

CCG

Power plant that combines gas turbine and steam turbine to produce more electricity with the same fuel.

Gaz

Electricity

Production & resources

CG

Fixed part of network usage rates (TURPE) that covers the administrative costs related to the management of connected customers (meter management, billing, relationships, etc.)

Budget

Energy market

Electricity

Markets & purchases

CHF

Procedure for changing energy suppliers without interruption or intervention on the meter.

Electricity

Markets & purchases

CJA

Maximum contractual daily quantity that the customer undertakes not to exceed during the term of the contract.

Gaz

Markets & purchases

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The answers to your questions

Where can I find the definition of an unknown acronym?

All the regulatory acronyms or techniques (e.g. 3RErN, PDL, ARENH) are explained in the glossary with their context.

What is the difference between €/MWh and kWh?

The €/MWh is a price unit used in wholesale markets, while kWh is the unit visible on your bills.

How does the glossary help me with my decisions?

It makes it possible to understand market mechanisms, to anticipate costs and to better understand the energy players

What is the Sirenergies glossary for?

The glossary explains key energy terms, like €/MWh, TURPE or TICFE. It makes it easier to read invoices and understand markets.

How is the glossary organized?

The terms are listed in alphabetical order and can be filtered by category (Budget, Energy Market, Green Energy, etc.).

Is the glossary updated regularly?

Yes, it is continuously enriched according to regulatory and market developments, to remain a reliable reference.

Can I filter only tax-related terms?

Yes, just select the filter Budget to display concepts like TICFE, TICGN, or CTA.

Is the glossary linked to the articles on the site?

Yes, each definition can be linked to educational articles or current events to deepen the subject.