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NF542 - Micro combined heat and power
Certification manual
Certification Manual NF
Documents
Technical Reference Rules (in French)

Scope of the programme

The scope covers products producing heat and electricity with the following technologies:
- fuel cell,
- internal combustion engine and
- external combustion engine.

Products covered: Appliances fueled by gas, delivering an electric power less than or equal to 50kW are covered.

These appliances could include the products with the following configurations: 
- an integrated gas auxiliary heat generator
- a heat accumulator