6.6 PACKAGE LABEL CALCULATIONS
Package fiche for boilers indicating the space heating energy efficiency of the package
6.6.1 Package Fiche-Boilers
Seasonal space heating energy efficiency of boiler
“T”: The value of the seasonal space heating energy efficiency of the
preferential space heater, expressed in %.
Temperature Control
from fiche of temperature control
Supplementary Boiler
Solar Contribution
from fiche of solar device
''III' : The value of the mathematical expression : 294/(11.Prated), whereby 'Prated' is related to the preferential
space heater.
'IV' : The value of the mathematical expression : 115/(11.Prated), whereby 'Prated' is related to the preferential
space heater.
(1) If tank rating is above A, use 0.95
Class I = 1%, Class II = 2%, Class III = 1.5%,
Class IV = 2%, Class V = 3%, Class VI = 4%,
Class VII = 3.5%, Class VIII = 5%
Seasonal space heating energy efficiency (in %)
Collector efficiency
(in %)
( 'III' x + 'IV' x ) x 0.9 x ( / 100) x = + %
Tank rating
A*=0,95, A=0,91,
B=0,86, C=0,83, D -
G =0,81
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