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BS EN 12309-7:2014

Current

Current

The latest, up-to-date edition.

Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW Specific provisions for hybrid appliances

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-31-2015

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Test conditions
5 Calculation of the seasonal
  performance in the heating mode
6 Standard rating conditions of gas driven
  sorption heat pump based hybrid heating
  appliances
Annex A (informative) - Estimation of the
        heating fluid inlet and outlet temperature
        into/out of the indoor heat exchanger
Annex B (informative) - Inlet temperature
        into the outdoor heat exchanger for ground
        heat sourced sorption heat pump based
        hybrid heating appliances
Annex C (informative) - Inlet temperature into
        the outdoor heat exchanger for solar sourced
        sorption heat pump based hybrid heating
        appliances
Annex D (informative) - Inlet temperature of
        the outdoor heat exchanger for solar
        collector assisted sorption heat pump based
        hybrid heating appliances
Annex E (informative) - Calculation of the seasonal
        gas utilization efficiency with partial heat
        demand coverage by the applied solar collectors
Annex F (informative) - Estimation of the seasonal
        performance of hybrid heating appliances at
        building design loads deviating from the
        appliance's nominal heating capacity
Annex G (normative) - Calculation of the seasonal
        space heating energy efficiency for hybrid
        gas-driven sorption heat pump based heating
        appliances
Annex ZA (informative) - Relationship between
         this European Standard and the requirements of
         Commission Regulation (EC) No 813/2013
Annex ZB (informative) - Relationship between this
         European Standard and the requirements of
         Commission Regulation (EC) No 811/2013
Bibliography

Pertains to appliances designed to be used for space heating or cooling or refrigeration with or without heat recovery.

1.1 Scope of EN 12309

Appliances covered by this European Standard include one or a combination of the following:

  • gas-fired sorption chiller;

  • gas-fired sorption chiller/heater;

  • gas-fired sorption heat pump.

This European Standard applies to appliances designed to be used for space heating or cooling or refrigeration with or without heat recovery.

This European Standard applies to appliances having flue gas systems of type B and C (according to CEN/TR 1749) and to appliances designed for outdoor installations. EN 12309 does not apply to air conditioners, it only applies to appliances having:

  • integral burners under the control of fully automatic burner control systems,

  • closed system refrigerant circuits in which the refrigerant does not come into direct contact with the water or air to be cooled or heated,

  • mechanical means to assist transportation of the combustion air and/or the flue gas.

The above appliances can have one or more primary or secondary functions (i.e. heat recovery - see definitions in EN 12309-1:2014).

In the case of packaged units (consisting of several parts), this standard applies only to those designed and supplied as a complete package.

The appliances having their condenser cooled by air and by the evaporation of external additional water are not covered by EN 12309.

Installations used for heating and/or cooling of industrial processes are not within the scope of EN 12309.

All the symbols given in this text should be used regardless of the language used.

Committee
GSE/37
DevelopmentNote
Supersedes 12/30261664 DC. (02/2015)
DocumentType
Standard
Pages
30
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
EN 12309-7:2014 Identical

EN 12309-1:2014 Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 1: Terms and definitions
EN 12309-6:2014 Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 6: Calculation of seasonal performances
EN 12309-4:2014 Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 4: Test methods
VDI 4650 Blatt 2:2013-01 Simplified method for the calculation of the annual heating energy ratio and the annual gas utilisation efficiency of sorption heat pumps - Gas heat pumps for space heating and domestic hot water
VDI 4640 Blatt 2:2001-09 Thermal use of the underground - Ground source heat pump systems
EN 12309-5:2014 Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 5: Requirements
CEN/TR 1749:2014 European scheme for the classification of gas appliances according to the method of evacuation of the combustion products (types)
EN 12309-3:2014 Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 3: Test conditions
EN 442-2:2014 Radiators and convectors - Part 2: Test methods and rating
PREN 12309-2 : DRAFT 2013 GAS-FIRED SORPTION APPLIANCES FOR HEATING AND/OR COOLING WITH A NET HEAT INPUT NOT EXCEEDING 70 KW - PART 2: SAFETY

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