in Part 3.
Only appliances of types A1, A2, A3, B1 and B2, as defined in Clause 4, are considered in this European Standard.
This European Standard applies to all professional cooking and bakery appliances using gas for preparing food and drink.
Only the net calorific value (Hi) and net Wobbe number (Wi) are used.
Annex C, informative, lists the main types of equipment entering into the field of application of this European Standard.
NOTE This European Standard does not deal with rational use of energy. This aspect is mentioned in 6.10 only for the coherency with the associated Part 2 (clauses numbering) and to mention that if no Part 2 exists for a specific product, rational use of energy has however to be considered.