IEC 63086-2-1:2024 specifies test methods for measuring the performance of electrically powered household and similar air cleaners intended for the reduction of particulate pollutants.<\/p>\n
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| 2<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
| 5<\/td>\n | Annex ZA (normative)Normative references to international publicationswith their corresponding European publications <\/td>\n<\/tr>\n | ||||||
| 6<\/td>\n | English CONTENTS <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | 1 Scope 2 Normative references 3 Terms, definitions and abbreviated terms 3.1 Terms and definitions <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | 3.2 Abbreviated terms 4 Aerosol measurement instruments 4.1 General <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | 4.2 Aerosol transport 4.3 Condensation particle counter 4.4 Optical particle counter 4.5 Aerodynamic particle sizer 5 Aerosol generation 5.1 Salt aerosol <\/td>\n<\/tr>\n | ||||||
| 14<\/td>\n | 5.2 Smoke aerosol 5.2.1 Type of cigarettes 5.2.2 Smoke aerosol generation Figures Figure 1 \u2013 Schematic of a Laskin atomizer (a) and a Collison atomizer (b) <\/td>\n<\/tr>\n | ||||||
| 15<\/td>\n | 5.3 Dust aerosol 5.3.1 Type of dust 5.3.2 Dust aerosol generation Figure 2 \u2013 Schematic of two possible methods to generate the smoke aerosol <\/td>\n<\/tr>\n | ||||||
| 16<\/td>\n | 5.4 Pollen aerosol 5.4.1 Type of pollen 5.4.2 Pollen aerosol generation Figure 3 \u2013 Schematic of two possible methods to generate the dust aerosol Figure 4 \u2013 Schematic of two possible methods to generate the pollen aerosol <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | 6 Measurement of the CADR in maximum performance operation mode 6.1 Test methods 6.2 General 6.3 Natural decay 6.3.1 Test preparation 6.3.2 Background particle number concentration <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | 6.3.3 Test chamber conditions 6.3.4 Aerosol generation 6.3.5 Mixing and homogenization of the test aerosol Tables Table 1 \u2013 Measurement instruments, test aerosols and maximum background particle number concentrations for the different particle size ranges Table 2 \u2013 Test aerosols and initial particle number concentrationsfor different particle size ranges <\/td>\n<\/tr>\n | ||||||
| 19<\/td>\n | 6.3.6 Measurement of the natural decay 6.3.7 Calculation of the natural decay rate 6.3.8 Acceptability of the run Table 3 \u2013 Test aerosols, mixing and homogenization timefor different particle size ranges Table 4 \u2013 Test aerosols, test duration and minimum numberof data points for different particle size ranges Table 5 \u2013 Limits for the sample standard deviation of the slopeof the regression line for the natural decay <\/td>\n<\/tr>\n | ||||||
| 20<\/td>\n | 6.4 Total decay 6.4.1 Test preparation 6.4.2 Placement of the DUT 6.4.3 Background particle number concentration 6.4.4 Test chamber conditions 6.4.5 Aerosol generation 6.4.6 Mixing and homogenization of the test aerosol 6.4.7 Operation of the DUT 6.4.8 Measurement of the total decay 6.4.9 Calculation of the total decay rate <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | 6.4.10 Acceptability of the run 6.5 Calculation of the clean air delivery rate 7 Calculation procedures 7.1 Criteria for the acceptance of data points 7.1.1 Outliers from the regression line 7.1.2 Particle number concentration below 1 % of the value at t = 0 7.2 Calculation of decay constants Table 6 \u2013 Limits for the sample standard deviation of the slopeof the regression line for the total decay <\/td>\n<\/tr>\n | ||||||
| 22<\/td>\n | 7.3 Sample standard deviation of the slope of the regression line <\/td>\n<\/tr>\n | ||||||
| 23<\/td>\n | 7.4 Calculation of the clean air delivery rate 7.5 Sample standard deviation of the clean air delivery rate <\/td>\n<\/tr>\n | ||||||
| 24<\/td>\n | Annex A (normative)Limits of measurability A.1 General A.2 Maximum clean air delivery rate A.3 Minimum clean air delivery rate <\/td>\n<\/tr>\n | ||||||
| 25<\/td>\n | Annex B (informative)Long-term storage of the target pollutants B.1 Salt B.2 Cigarettes B.3 Dust B.4 Pollen <\/td>\n<\/tr>\n | ||||||
| 26<\/td>\n | Annex C (informative)Test report information C.1 General C.2 General data C.3 Description of the DUT C.4 Test chamber C.5 Aerosol generation C.6 Particle measurement instrumentation C.7 Test conditions <\/td>\n<\/tr>\n | ||||||
| 27<\/td>\n | C.8 Test execution C.9 Results <\/td>\n<\/tr>\n | ||||||
| 28<\/td>\n | Annex D (normative)Derivation of the effective room size D.1 Effective room size D.2 Basic indoor air model for particle number concentrations <\/td>\n<\/tr>\n | ||||||
| 31<\/td>\n | Annex E (informative)Schematic representation of a CADR measurement Figure E.1 \u2013 Schematic representation of the CADR measurementin accordance with Clause 6 <\/td>\n<\/tr>\n | ||||||
| 32<\/td>\n | Annex F (informative)Cleaning procedures for the test chamber F.1 Daily start-up cleaning procedure F.2 Comprehensive test chamber cleaning procedure F.2.1 General F.2.2 Equipment F.2.3 Procedure <\/td>\n<\/tr>\n | ||||||
| 33<\/td>\n | Annex G (normative)Measurement of the average power in maximumperformance operation mode G.1 General G.2 Setup of the DUT G.3 Measurement procedure G.4 Calculation of the average operating power <\/td>\n<\/tr>\n | ||||||
| 35<\/td>\n | Annex H (informative)Calculation of the 99 % prediction interval of the regression line <\/td>\n<\/tr>\n | ||||||
| 36<\/td>\n | Table H.1 \u2013 Values of the Student t-distribution with n \u2013 2 degreesof freedom for different numbers of data points n <\/td>\n<\/tr>\n | ||||||
| 37<\/td>\n | Annex I (normative)Alternative fine particle size range I.1 General I.2 Optical particle counter I.3 Measurement of the CADR in maximum performance operation mode Table I.1 \u2013 Measurement instrument, test aerosols and maximum background particle number concentration for the alternative fine particle size range <\/td>\n<\/tr>\n | ||||||
| 38<\/td>\n | I.4 Derivation of the effective room size Table I.2 \u2013 Test aerosols and initial particle number concentrationsfor the alternative fine particle size range <\/td>\n<\/tr>\n | ||||||
| 39<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Household and similar electrical air cleaning appliances. Methods for measuring the performance – Particular requirements for determination of particle reduction<\/b><\/p>\n |