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23/30478076 DC BS EN 14825 AMD 1. Air conditioners, liquid chilling packages and heat pumps, with electrically driven compressors, for space heating and cooling, commercial and process cooling. Testing and rating at part load conditions and calculation of, 2023
- 41_e_stf.pdf [Go to Page]
- 1 Modification to Clause 2, “Normative references”
- 2 Modifications to Clause 3, “Terms and definitions”
- 3 Modification to 3.2, “Symbols, abbreviated terms and units”
- 4 Modification to 6.3, “Water(brine)-to-air-units”
- 5 Modification to 6.4.2, “Low temperature application”
- 6 Modification to 6.4.3, “Intermediate temperature application”
- 7 Modification to 6.4.4, “Medium temperature application”
- 8 Modification to 6.4.5, “High temperature application”
- 9 Modification to 6.5.2, “Low temperature application”
- 10 Modification to 6.5.3, “Intermediate temperature application”
- 11 Modification to 6.5.4, “Medium temperature application”
- 12 Modification to 6.5.5, “High temperature application
- 13 Modification to 8.1, “General”
- 14 Modification to 8.2.2.2, “Test installation and measurement”
- 15 Modification to 8.2.3, “Boiler testing”
- 16 Modification to 8.3.2, “Test conditions and measurements”
- 17 Modification to 8.3.3, “Test installation”
- 18 Modification to 8.3.4.1, “Volume Flow”
- 19 Modification to 11.1, “General”
- 20 Modification to 11.2, “Refrigerant piping”
- 21 Modification to 11.3, “Basic principles”
- 22 Modification to 11.4, “Uncertainties of measurement”
- 23 Modification to 11.5.1, “General”
- 24 Modification to 11.5.2.1, “General”
- 25 Modification to 11.5.3, “Air-to-water(brine), water(brine)-to-water(brine) and DX-to-water(brine) units – Determination of the degradation coefficient Cd”
- 26 Modification to 11.6.3, “Compensation method”
- 27 Modification to 12.2, “Measurement of electric power input during thermostat-off mode”
- 28 Modification to Clause 13, “Test report”
- 29 Addition of a new Clause 15, “Controls verification procedure (CVP)”
- 30 Addition of a new Clause 16, “Indoor unit(s) air flow rate measurement”
- 31 Modification to E.2, “Test procedure for an air-to-water unit with fixed water flow rate”
- 32 Modification to E.3, “Test procedure for an air-to-water unit with variable water flow rate”
- 33 Modification to Annex G, “Calculation example for SCOPon and SCOPnet – Application to a fixed capacity air-to-water(brine) heat pump used for low temperature application”
- 34 Modification to Annex H, “Calculation example for SCOPon and SCOPnet”
- 35 Modification to Annex K, “Compensation methods for air-to-water(brine) and water(brine)-to-water(brine) units”
- 36 Modification to M.2, “Test methods”
- 37 Modification to M.2.2, “Air enthalpy method”
- 38 Modification to M.2.2.1, “3-room air enthalpy method”
- 39 Addition of annexes
- Annex N (normative)Controls verification procedure (CVP) test to verify the compressor frequency [Go to Page]
- N.1 General
- N.2 Air-to-air units [Go to Page]
- N.2.1 General
- N.2.2 Indoor test room settings
- N.2.3 Test procedure
- N.3 Air-to-water(brine), water(brine)-to-water(brine) systems and DX-to-water(brine) systems [Go to Page]
- N.3.1 General
- N.3.2 Temperature settings
- N.3.3 Test procedure
- N.4 Uncertainty of measurement and permissible deviation
- N.5 Retesting
- Annex O (normative)Indoor unit airflow rate measurement, setting and verification for air-to-air units with a rated capacity of ≤ 12 kW [Go to Page]
- O.1 General
- O.2 Test conditions
- O.3 Airflow measurement
- O.4 Uncertainty of measurement and permissible deviations [Go to Page]
