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Alteas ONE Net - Installation Manual

  • Text
  • Boiler
  • Heating
  • Flue
  • Appliance
  • Valve
  • Efficiency
  • Installation
  • Maintenance
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  • Alteas

TECHNICAL DATA PACKAGES

TECHNICAL DATA PACKAGES OF COMBINATION HEATER, TEMPERATURE CONTROL AND SOLAR DEVICE The fiche for packages of combination heater, temperature control and solar device shall contain the elements set out in points (a) and (b): a) the elements set out in Figure 1, respectively, for evaluating the seasonal space heating energy efficiency of a package of combination heater, temperature control and solar device, including the following information: - I: the value of the seasonal space heating energy efficiency of the preferential combination heater, expressed in %; - II: the factor for weighting the heat output of the preferential and supplementary heaters of a package (see COMMISSION DELEGATED REGULATION (EU) No 811/2013 - annex IV - 6.a); - III: the value of the mathematical expression: 294/(11 · Prated), whereby Prated is related to the preferential combination heater; - IV: the value of the mathematical expression 115/(11 · Prated), whereby Prated is related to the preferential combination heater; in addition, for preferential heat pump combination heaters: - V: the value of the difference between the seasonal space heating energy efficiencies under average and colder climate conditions, expressed in %; - VI: the value of the difference between the seasonal space heating energy efficiencies under warmer and average climate conditions, expressed in %; (b) the elements set out in Figure 5 for evaluating the water heating energy efficiency of a package of combination heater, temperature control and solar device, where the following information shall be included: - I: the value of the water heating energy efficiency of the combination heater, expressed in %; - II: the value of the mathematical expression (220 · Q ref )/Q nonsol , where Q ref is taken from Table 15 in Annex VII of the COMMISSION DELEGATED REGULATION (EU) N. 811/2013 and Q nonsol from the product fiche of the solar device for the declared load profile M, L, XL or XXL of the combination heater; - III: the value of the mathematical expression (Qaux · 2,5)/ (220 · Qref), expressed in %, where Q aux is taken from the product fiche of the solar device and Q ref from Table 15 in Annex VII of the COMMISSION DELEGATED REGULATION (EU) N. 811/2013 for the declared load profile M, L, XL or XXL. 70 /

Figure 1 TECHNICAL DATA Seasonal space heating energy efficiency of boiler 1 ‘I’ % ✂ Temperature control From fiche of temperature control Class I = 1%, II = 2%, III = 1,5%, IV = 2%, V = 3%, VI = 4 %, VII = 3,5%, VIII = 5% + 2 % Supplementary boiler From fiche of boiler Seasonal space heating energy efficiency (in %) ( - ‘I’ ) x 0,1 = 3 % Solar contribution - From fiche of solar device Collector size ( in m 2 ) Tank volume ( in m 3 ) Collector efficiency ( in %) Tank rating A* = 0,95, A = 0,91, B = 0,86, C = 0,83, D-G = 0,81 ( ‘III’ x + ‘IV’ x ) x 0,9 x ( /100 ) x = + 4 % Supplementary heat pump From fiche of heat pump Seasonal space heating energy efficiency (in %) ( - ‘I’ ) x ‘II’ = + 5 % Solar contribution and supplementary heat pump 4 5 Select smaller value 0,5 x OR 0,5 x = 6 % ✂ Seasonal space heating energy efficinency of package 7 % Seasonal space heating energy efficinency class of package G F E D C B A A + A ++ A +++ < 30% ≥ 30 % ≥ 34 % ≥ 36 % ≥ 75 % ≥ 82 % ≥ 90 % ≥ 98 % ≥ 125 % ≥ 150% Boiler and supplementary heat pump installed with low temperature heat emitters at 35 °C? From fiche of heat pump 7 + (50 x ‘II’) = % The energy efficiency of the package of products provided for this fiche may not correspond to its actual energy efficiency once installed in a building, as the efficiency is influenced by further factors such as heat loss in the distribution system and the dimensioning of the products in relation to building size and characteristics. / 71

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