ANNEX IISupplementary provisions
ANNEX II Energy efficiency classes 1. SEASONAL SPACE HEATING ENERGY EFFICIENCY CLASSES The seasonal space heating energy efficiency class of a heater, with the exception of low-temperature heat pumps and heat pump space heaters for low-temperature application, shall be determined on the basis of its seasonal space heating energy efficiency as set out in Table 1. The seasonal space heating energy efficiency classes of a low-temperature heat pump and a heat pump space heater for low-temperature application shall be determined on the basis of its seasonal space heating energy efficiency as set out in Table 2. The seasonal space heating energy efficiency of a heater shall be calculated in accordance with points 3 and 4 of Annex VII, for heat pump space heaters, heat pump combination heaters and low-temperature heat pumps under average climate conditions. Table 1 Seasonal space heating energy efficiency classes of heaters, with the exception of low-temperature heat pumps and heat pump space heaters for low-temperature application Seasonal space heating energy efficiency class Seasonal space heating energy efficiency η s in % A +++ η s ≥ 150 A ++ 125 ≤ η s < 150 A + 98 ≤ η s < 125 A 90 ≤ η s < 98 B 82 ≤ η s < 90 C 75 ≤ η s < 82 D 36 ≤ η s < 75 E 34 ≤ η s < 36 F 30 ≤ η s < 34 G η s < 30 Table 2 Seasonal space heating energy efficiency classes of low-temperature heat pumps and heat pump space heaters for low-temperature application Seasonal space heating energy efficiency class Seasonal space heating energy efficiency η s in % A +++ η s ≥ 175 A ++ 150 ≤ η s < 175 A + 123 ≤ η s < 150 A 115 ≤ η s < 123 B 107 ≤ η s < 115 C 100 ≤ η s < 107 D 61 ≤ η s < 100 E 59 ≤ η s < 61 F 55 ≤ η s < 59 G η s < 55 2. WATER HEATING ENERGY EFFICIENCY CLASSES The water heating energy efficiency class of a combination heater shall be determined on the basis of its water heating energy efficiency as set out in Table 3. The water heating energy efficiency of a combination heater shall be calculated in accordance with point 5 of Annex VII. Table 3 Water heating energy efficiency classes of combination heaters, categorised by declared load profiles, η wh in % 3XS XXS XS S M L XL XXL A +++ η wh ≥ 62 η wh ≥ 62 η wh ≥ 69 η wh ≥ 90 η wh ≥ 163 η wh ≥ 188 η wh ≥ 200 η wh ≥ 213 A ++ 53 ≤ η wh < 62 53 ≤ η wh < 62 61 ≤ η wh < 69 72 ≤ η wh < 90 130 ≤ η wh < 163 150 ≤ η wh < 188 160 ≤ η wh < 200 170 ≤ η wh < 213 A + 44 ≤ η wh < 53 44 ≤ η wh < 53 53 ≤ η wh < 61 55 ≤ η wh < 72 100 ≤ η wh < 130 115 ≤ η wh < 150 123 ≤ η wh < 160 131 ≤ η wh < 170 A 35 ≤ η wh < 44 35 ≤ η wh < 44 38 ≤ η wh < 53 38 ≤ η wh < 55 65 ≤ η wh < 100 75 ≤ η wh < 115 80 ≤ η wh < 123 85 ≤ η wh < 131 B 32 ≤ η wh < 35 32 ≤ η wh < 35 35 ≤ η wh < 38 35 ≤ η wh < 38 39 ≤ η wh < 65 50 ≤ η wh < 75 55 ≤ η wh < 80 60 ≤ η wh < 85 C 29 ≤ η wh < 32 29 ≤ η wh < 32 32 ≤ η wh < 35 32 ≤ η wh < 35 36 ≤ η wh < 39 37 ≤ η wh < 50 38 ≤ η wh < 55 40 ≤ η wh < 60 D 26 ≤ η wh < 29 26 ≤ η wh < 29 29 ≤ η wh < 32 29 ≤ η wh < 32 33 ≤ η wh < 36 34 ≤ η wh < 37 35 ≤ η wh < 38 36 ≤ η wh < 40 E 22 ≤ η wh < 26 23 ≤ η wh < 26 26 ≤ η wh < 29 26 ≤ η wh < 29 30 ≤ η wh < 33 30 ≤ η wh < 34 30 ≤ η wh < 35 32 ≤ η wh < 36 F 19 ≤ η wh < 22 20 ≤ η wh < 23 23 ≤ η wh < 26 23 ≤ η wh < 26 27 ≤ η wh < 30 27 ≤ η wh < 30 27 ≤ η wh < 30 28 ≤ η wh < 32 G η wh < 19 η wh < 20 η wh < 23 η wh < 23 η wh < 27 η wh < 27 η wh < 27 η wh < 28 3. ENERGY EFFICIENCY CLASSES OF SOLAR HOT WATER STORAGE TANKS, IF (PART OF) A SOLAR DEVICE The energy efficiency class of a solar hot water storage tank, if (part of) a solar device, shall be determined on the basis of its standing loss as set out in Table 4. Table 4 Energy efficiency classes of solar hot water storage tanks, if (part of) a solar device Energy efficiency class Standing loss S in Watts, with storage volume V in litres A+ A B C D E F G