Energy labelling
INFORMATION SHEET
NIBESupplier
S735Model
35 / 55°CTemperature application
XLDeclared load profile for water heating
A+++ / A++Seasonal space heating energy efficiency class, av-
erage climate
AWater heating energy efficiency class, average cli-
mate
6 / 6kWRated heat output (P
designh
), average climate
2571 / 3156kWhAnnual energy consumption space heating, average
climate
1432kWhAnnual energy consumption water heating, average
climate
177 / 144%Seasonal space heating energy efficiency, average
climate
117%Water heating energy efficiency, average climate
44dBSound power level L
WA
indoors
6 / 6kWRated heat output (P
designh
), cold climate
6 / 6kWRated heat output (P
designh
), warm climate
2905 / 3622kWhAnnual energy consumption space heating, cold
climate
1432kWhAnnual energy consumption water heating, cold cli-
mate
1695 / 2070kWhAnnual energy consumption space heating, warm
climate
1432kWhAnnual energy consumption water heating, warm
climate
187 / 149%Seasonal space heating energy efficiency, cold cli-
mate
117%Water heating energy efficiency, cold climate
174 / 142%Seasonal space heating energy efficiency, warm
climate
117%Water heating energy efficiency, warm climate
-dBSound power level L
WA
outdoors
DATA FOR ENERGY EFFICIENCY OF THE PACKAGE
S735Model
35 / 55°CTemperature application
VIController, class
4%Controller, contribution to efficiency
181 / 148%Seasonal space heating energy efficiency of the
package, average climate
A+++ / A++Seasonal space heating energy efficiency class of
the package, average climate
191 / 153%Seasonal space heating energy efficiency of the
package, cold climate
178 / 146%Seasonal space heating energy efficiency of the
package, warm climate
The reported efficiency of the package also takes the controller into account. If an external supplementary boiler or solar heating is added to the package,
the overall efficiency of the package should be recalculated.
NIBE S735Chapter 13 | Technical data70