CEN - EN 26/PRA1
Gas-fired instantaneous water heaters for the production of domestic hot water
|Publication Date:||1 May 2016|
|ICS Code (Central heating systems):||91.140.10|
"This European Standard defines the specifications and test methods concerning the construction, safety, rational use of energy and fitness for purpose, and also the classification, marking and energy labelling of gas-fired instantaneous water heaters for sanitary uses, hereafter called "water heaters".
At the 2nd paragraph, first indent, the term "according to CEN/TR 1749" is deleted.
The following note is added:
"NOTE For more information on the configuration of the types of appliances, see CEN/TR 1749:2014 "
At the 2nd paragraph, the 3th indent hereafter is deleted:
"- equipped with atmospheric burners assisted by a fan for the supply of combustion air or evacuation of combustion products or fully premix burners;"
At the 2nd paragraph, the 5th indent is completed as follows:
"- of nominal heat input not exceeding 70 kW based on net calorific value (NCV);"
At the 4nd paragraph, the 5th indent hereafter is deleted:
"- water heaters of types B21, B31, B41, B42, B43 and B51.
" The 6th paragraph hereafter is deleted:
"This European Standard:
- does not apply to appliances not intended to be connected to a flue when they are not fitted with an atmosphere sensing device;
- takes account of the information given in Technical Report CR 1472:1994 with respect to marking."