{
  "url": "https://openlegislation.uk/eu-regulation-2013-811/annex-V/division-2",
  "json_url": "https://openlegislation.uk/eu-regulation-2013-811/annex-V/division-2.json",
  "legislation": "eur/2013/811",
  "legislation_title": "Commission Delegated Regulation (EU) No 811/2013 of 18 February 2013 supplementing Directive 2010/30/EU of the European Parliament and of the Council with regard to the energy labelling of space heaters, combination heaters, packages of space heater, temperature control and solar device and packages of combination heater, temperature control and solar device (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2013-811",
  "path": "annex/V/division/2",
  "kind": "division",
  "number": "2",
  "heading": "COMBINATION HEATERS",
  "text": "For combination heaters, the technical documentation referred to in Article 3(2)(c) shall include:\n(a)the name and address of the supplier;\n(b)a description of the combination heater model sufficient for its unambiguous identification;\n(c)where appropriate, the references of the designated standards applied;\n(d)where appropriate, the other technical standards and specifications used;\n(e)the identification and signature of the person empowered to bind the supplier;\n(f)technical parameters:\nfor boiler combination heaters, the technical parameters set out in Table 7, measured and calculated in accordance with Annex VII;\nfor heat pump combination heaters, the technical parameters set out in Table 8, measured and calculated in accordance with Annex VII;\nfor heat pump combination heaters where the information relating to a specific model comprising a combination of indoor and outdoor units has been obtained by calculation on the basis of design and/or extrapolation from other combinations, the details of such calculations and/or extrapolations, and of any tests undertaken to verify the accuracy of the calculations, including details of the mathematical model for calculating the performance of such combinations and details of the measurements taken to verify this model;\n(g)any specific precautions that shall be taken when the combination heater is assembled, installed or maintained.\nTable 7\nTechnical parameters for boiler space heaters, boiler combination heaters and cogeneration space heaters\nHigh-temperature regime means 60 °C return temperature at heater inlet and 80 °C feed temperature at heater outlet.\nLow temperature means for condensing boilers 30 °C, for low-temperature boilers 37 °C and for other heaters 50 °C return temperature (at heater inlet).\nModel(s): [information identifying the model(s) to which the information relates]\nCondensing boiler: [yes/no]\nLow-temperature boiler: [yes/no]\nB11 boiler: [yes/no]\nCogeneration space heater: [yes/no]\nIf yes, equipped with a supplementary heater: [yes/no]\nCombination heater: [yes/no]\nItem\nSymbol\nValue\nUnit\nItem\nSymbol\nValue\nUnit\nRated heat output\nPrated\nx\nkW\nSeasonal space heating energy efficiency\nηs\nx\n%\nFor boiler space heaters and boiler combination heaters: Useful heat output\nFor boiler space heaters and boiler combination heaters: Useful efficiency\nAt rated heat output and high-temperature regime\nP4\nx,x\nkW\nAt rated heat output and high-temperature regime\nη4\nx,x\n%\nAt 30 % of rated heat output and low-temperature regime\nP1\nx,x\nkW\nAt 30 % of rated heat output and low-temperature regime\nη1\nx,x\n%\nFor cogeneration space heaters: Useful heat output\nFor cogeneration space heaters: Useful efficiency\nAt rated heat output of cogeneration space heater with supplementary heater disabled\nPCHP100+Sup0\nx,x\nkW\nAt rated heat output of cogeneration space heater with supplementary heater disabled\nηCHP100+Sup0\nx,x\n%\nAt rated heat output of cogeneration space heater with supplementary heater enabled\nPCHP100+Sup100\nx,x\nkW\nAt rated heat output of cogeneration space heater with supplementary heater enabled\nηCHP100+Sup100\nx,x\n%\nFor cogeneration space heaters: Electrical efficiency\nSupplementary heater\nAt rated heat output of cogeneration space heater with supplementary heater disabled\nηel,CHP100+Sup0\nx,x\n%\nRated heat output\nPsup\nx,x\nkW\nAt rated heat output of cogeneration space heater with supplementary heater enabled\nηel,CHP100+Sup100\nx,x\n%\nType of energy input\nAuxiliary electricity consumption\nOther items\nAt full load\nelmax\nx,x\nkW\nStandby heat loss\nPstby\nx,x\nkW\nAt part load\nelmin\nx,x\nkW\nIgnition burner power consumption\nPign\nx,x\nkW\nIn standby mode\nPSB\nx,xxx\nkW\nAnnual energy consumption\nQHE\nx\nkWh or GJ\nSound power level, indoors\nLWA\nx\ndB\nFor combination heaters:\nDeclared load profile\nWater heating energy efficiency\nηwh\nx\n%\nDaily electricity consumption\nQelec\nx,xxx\nkWh\nDaily fuel consumption\nQfuel\nx,xxx\nkWh\nAnnual electricity consumption\nAEC\nx\nkWh\nAnnual fuel consumption\nAFC\nx\nGJ\nContact details\nName and address of the supplier.\nTable 8\nTechnical parameters for heat pump space heaters and heat pump combination heaters\nFor heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh, and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj).\nIf Cdh is not determined by measurement then the default degradation coefficient is Cdh = 0,9.\nModel(s): [information identifying the model(s) to which the information relates]\nAir-to-water heat pump: [yes/no]\nWater-to-water heat pump: [yes/no]\nBrine-to-water heat pump: [yes/no]\nLow-temperature heat pump: [yes/no]\nEquipped with a supplementary heater: [yes/no]\nHeat pump combination heater: [yes/no]\nParameters shall be declared for medium-temperature application, except for low-temperature heat pumps. For low-temperature heat pumps, parameters shall be declared for low-temperature application.\nParameters shall be declared for average, colder and warmer climate conditions.\nItem\nSymbol\nValue\nUnit\nItem\nSymbol\nValue\nUnit\nRated heat output\nPrated\nx\nkW\nSeasonal space heating energy efficiency\nηs\nx\n%\nDeclared capacity for heating for part load at indoor temperature 20 °C and outdoor temperature Tj\nDeclared coefficient of performance or primary energy ratio for part load at indoor temperature 20 °C and outdoor temperature Tj\nTj = – 7 °C\nPdh\nx,x\nkW\nTj = – 7 °C\nCOPd or PERd\nx,xx or x,x\n– or %\nTj = + 2 °C\nPdh\nx,x\nkW\nTj = + 2 °C\nCOPd or PERd\nx,xx or x,x\n– or %\nTj = + 7 °C\nPdh\nx,x\nkW\nTj = + 7 °C\nCOPd or PERd\nx,xx or x,x\n– or %\nTj = + 12 °C\nPdh\nx,x\nkW\nTj = + 12 °C\nCOPd or PERd\nx,xx or x,x\n– or %\nTj = bivalent temperature\nPdh\nx,x\nkW\nTj = bivalent temperature\nCOPd or PERd\nx,xx or x,x\n– or %\nTj = operation limit temperature\nPdh\nx,x\nkW\nTj = operation limit temperature\nCOPd or PERd\nx,xx or x,x\n– or %\nFor air-to-water heat pumps: Tj = – 15 °C (if TOL < – 20 °C)\nPdh\nx,x\nkW\nFor air-to-water heat pumps: Tj = – 15 °C (if TOL < – 20 °C)\nCOPd or PERd\nx,xx or x,x\n– or %\nBivalent temperature\nTbiv\nx\n°C\nFor air-to-water heat pumps: Operation limit temperature\nTOL\nx\n°C\nCycling interval capacity for heating\nPcych\nx,x\nkW\nCycling interval efficiency\nCOPcyc or PERcyc\nx,xx or x,x\n– or %\nDegradation co-efficient\nCdh\nx,x\n—\nHeating water operating limit temperature\nWTOL\nx\n°C\nPower consumption in modes other than active mode\nSupplementary heater\nOff mode\nPOFF\nx,xxx\nkW\nRated heat output\nPsup\nx,x\nkW\nThermostat-off mode\nPTO\nx,xxx\nkW\nStandby mode\nPSB\nx,xxx\nkW\nType of energy input\nCrankcase heater mode\nPCK\nx,xxx\nkW\nOther items\nCapacity control\nfixed/variable\nFor air-to-water heat pumps: Rated air flow rate, outdoors\n—\nx\nm3/h\nSound power level, indoors/outdoors\nLWA\nx / x\ndB\nFor water- or brine-to-water heat pumps: Rated brine or water flow rate, outdoor heat exchanger\n—\nx\nm3/h\nAnnual energy consumption\nQHE\nx\nkWh or GJ\nFor heat pump combination heater:\nDeclared load profile\nx\nWater heating energy efficiency\nηwh\nx\n%\nDaily electricity consumption\nQelec\nx,xxx\nkWh\nDaily fuel consumption\nQfuel\nx,xxx\nkWh\nAnnual electricity consumption\nAEC\nx\nkWh\nAnnual fuel consumption\nAFC\nx\nGJ\nContact details\nName and address of the supplier.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Word in Annex 5 s. 2(c) substituted (31.12.2020) by The Ecodesign for Energy-Related Products and Energy Information (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/539), reg. 1(3), Sch. 5 para. 9(8); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "footnote",
      "label": "f1",
      "text": "Low temperature means for condensing boilers 30 °C, for low-temperature boilers 37 °C and for other heaters 50 °C return temperature (at heater inlet)."
    },
    {
      "type": "footnote",
      "label": "f2",
      "text": "High-temperature regime means 60 °C return temperature at heater inlet and 80 °C feed temperature at heater outlet."
    },
    {
      "type": "footnote",
      "label": "f3",
      "text": "For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh, and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj)."
    },
    {
      "type": "footnote",
      "label": "f4",
      "text": "If Cdh is not determined by measurement then the default degradation coefficient is Cdh = 0,9."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2013/811/annex/V/division/2",
    "retrieved_at": "2026-11-01T14:48:27.457901+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}