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BS EN 55014-1:2017+A11:2020

$215.11

Electromagnetic compatibility. Requirements for household appliances, electric tools and similar apparatus – Emission

Published By Publication Date Number of Pages
BSI 2020 110
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This part of CISPR 14 specifies the requirements that apply to the emission of radio-frequency disturbances in the frequency range 9 kHz to 400 GHz from appliances, electric tools and similar apparatus as defined below, whether powered by AC or DC (including a battery).

Within this standard wherever the term “equipment” is used it includes the more specific terms “appliance”, “household or similar appliances”, “electric tool”, “toys” and “apparatus”.

This International Standard is applicable to the following equipment:

  • household appliances or similar equipment;

    NOTE 1 Examples are equipment used:

    • for typical housekeeping functions in the household environment, which includes the dwelling and its associated buildings, the garden, etc.;

    • for typical housekeeping functions in shops, offices, commercial and other similar working environments;

    • in farms;

    • by clients in hotels and other residential type environments;

    • for induction cooking, either in residential or commercial environments.

  • electric tools;

    NOTE 2 Examples of electric tools include electric motor-operated or electromagnetically driven hand-held tools, transportable tools, lawn and garden machinery.

  • similar apparatus.

    NOTE 3 Examples are external power controllers using semiconductor devices, motor-driven electro-medical apparatus, electric/electronic toys, automatic goods-dispensing machines, entertainment machines, cine or slide projectors, as well as battery chargers and external power supplies for use with products under the scope of this standard.

    Also included in the scope of this standard are separate parts of the above mentioned equipment such as motors and switching devices (e.g. power or protective relays); however, no emission requirements apply to such separate parts, unless otherwise stated in this standard.

    Excluded from the scope of this standard are:

    • equipment for which all emission requirements in the radio-frequency range are explicitly formulated in other CISPR standards;

      NOTE 4 Examples are:

      • luminaires, including portable luminaires for children, discharge lamps and other lighting devices under the scope of CISPR 15;

      • information technology equipment, e.g. home computers, personal computers, electronic copying machines under the scope of CISPR 32;

      • audio/video equipment and electronic music instruments other than toys under the scope of CISPR 32;

      • mains communication devices, as well as baby surveillance systems;

      • equipment which is under the scope of CISPR 11 because of the use of radio frequency energy for heating (other than induction cooking) and therapeutic purposes, microwave ovens (but be aware of 6.5 on multifunction equipment e.g. for click measurements)

      • radio controls, walkie-talkies and other types of radio-transmitters;

      • arc welding equipment.

  • equipment intended to be used only on a vehicle, ship or aircraft;

  • the effects of electromagnetic phenomena relating to the safety of the equipment.

Multifunction equipment may be required to comply with clauses in this and other standards. The details are given in 6.5.

The radiated emission requirements in this standard are not intended to be applicable to the intentional transmissions from a radio transmitter as defined by the ITU, nor to any spurious emissions related to these intentional transmissions.

PDF Catalog

PDF Pages PDF Title
2 undefined
15 CONTENTS
20 FOREWORD
22 1 Scope
23 2 Normative references
24 3 Terms, definitions and abbreviated terms
3.1 General
3.2 General terms and definitions
25 3.3 Terms and definitions related to click analysis
26 3.4 Terms and definitions related to types of ports
27 3.5 Terms and definitions related to parts and devices connected to the EUT
28 3.6 Terms and definitions related to operating conditions
29 3.7 Terms and definitions related to toys
30 3.8 Other terms and definitions
3.9 Abbreviations
31 4 Limits of disturbances
4.1 General
4.2 Application of limits
32 4.3 Continuous disturbances
4.3.1 General
4.3.2 Frequency range 9 kHz to 30 MHz
Tables
Table 1 – Application of limits
33 Table 2 – Disturbance voltage limits for induction cooking appliances
Table 3 – Magnetic field strength limits
34 4.3.3 Frequency range 150 kHz to 30 MHz
Table 4 – Limits of the magnetic field induced current
36 4.3.4 Frequency range 30 MHz to 1 000 MHz
Table 5 – General limits
Table 6 – Limits for mains port of tools
37 Table 7 – Disturbance power limits – 30 MHz to 300 MHz
38 Table 8 – Reduction applicable to Table 7 limits
Table 9 – Radiated disturbance limits and testing methods – 30 MHz to 1 000 MHz
39 4.4 Discontinuous disturbances
4.4.1 General
4.4.2 Limits
5 Test equipment and methods of measurement
5.1 Test equipment
5.1.1 General
5.1.2 Measuring receivers
40 5.1.3 Artificial Mains Network (AMN)
5.1.4 Voltage probe
5.1.5 Current probe
5.1.6 Artificial hand
5.1.7 Disturbance analyser for discontinuous disturbance
5.1.8 Absorbing clamp
41 5.1.9 Radiated emission test sites
5.2 Conducted disturbances set-up and measurements
5.2.1 Arrangement of the EUT
42 5.2.2 Arrangement of the leads at the ports of the EUT
43 5.2.3 Arrangement of EUT having associated devices
44 5.3 Radiated disturbances set-up and measurements
5.3.1 General
5.3.2 Magnetic field strength – 9 kHz to 30 MHz
5.3.3 Disturbance power – 30 MHz to 300 MHz
46 5.3.4 Radiated emission – 30 MHz to 1 000 MHz
48 5.4 Measurement procedures and interpretation of results
5.4.1 Continuous disturbance
49 5.4.2 Discontinuous disturbance
50 5.4.3 Exceptions from the click definition
52 6 Operating conditions
6.1 General
6.2 Mains operation
6.2.1 Voltage at the mains port
53 6.2.2 Frequency at the mains port
6.3 Battery operation
6.4 Speed controls
6.5 Multifunction equipment
6.6 Equipment with built-in luminaires
54 7 Interpretation of CISPR radio disturbance limits
7.1 Significance of a CISPR limit
7.2 Type tests
7.2.1 Equipment producing continuous disturbance
7.2.2 Equipment producing discontinuous disturbance
55 7.3 Compliance with limits for equipment in large-scale production
7.3.1 General
7.3.2 Method based on a general margin to the limit
Table 10 – General margin to the limit for statistical evaluation
Table 11 – Values of the coefficient as a function kE of the sample size
56 7.3.3 Test based on the non-central t-distribution
Table 12 – Factor k for the application of the non-central t-distribution
57 7.3.4 Test based on the binomial distribution
7.3.5 Larger sample size
Figures
Figure 1 – Possible issue due to a high standard deviation when using method 7.3.3
Table 13 – Application of the binomial distribution
58 7.3.6 Non-compliance
8 Measurement uncertainty
59 Figure 2 – Examples of discontinuous disturbances whose duration and separation meet the definition of clicks (see 3.3.3)
60 Figure 3 – Examples of discontinuous disturbance whose duration or separation do not meet the definition of click
61 Figure 4 – Flow chart for emission measurements of mains operated equipment inthe frequency range from 30 MHz to 1 000 MHz
62 Figure 5 – Flow chart for emission testing of battery operated equipment in the frequency range from 30 MHz to 1 000 MHz
63 Figure 6 – Flow diagram for measurements of discontinuous disturbance
64 Figure 7 – Artificial hand – RC element
Figure 8 – Application of the artificial hand – Portable electric drill
65 Figure 9 – Application of the artificial hand – Portable electric saw
Figure 10 – Cable bundling
66 Figure 11 – Voltage probe measurement for mains powered EUT
67 Figure 12 – Radiated emission – Location of the EUTon the turntable and measuring distance
Figure 13 – Radiated emission – Example of test set-up for table-top EUT
68 Figure 14 – Radiated emission – Example of test set-up for table-top EUT
Figure 15 – Radiated emission – Example of test set-up for table-top EUT (top view)
69 Figure 16 – Radiated emission – Example of test set-up for floor standing EUT
70 Figure 17 – Radiated emission – Example of the test set-upfor an EUT made of multiple table-top parts
71 Figure 18 – Radiated emission – Example of the test set-up for an EUT in SAC or OATS, made of a combination of table-top and floor standing parts
72 Figure 19 – Radiated emission – Height of the EUT in the FAR
73 Annex A (normative) Standard operating conditions and normal loads for specific equipment
A.1 Motor operated equipment for household and similar purposes
A.1.1 Vacuum cleaners
74 A.1.2 Floor polishers
A.1.3 Coffee grinders and coffee makers
A.1.4 Kitchen machines
A.1.5 Massage apparatus
75 A.1.6 Fans
A.1.7 Extractors and range hoods
A.1.8 Hair-dryers, fan heaters
A.1.9 Refrigerators and freezers
A.1.10 Washing machines
76 A.1.11 Dish-washers
A.1.12 Tumble dryers
A.1.13 Centrifugal dryers
A.1.14 Razors and clippers
A.1.15 Sewing machines
A.1.16 Electro-mechanical office machines
77 A.1.17 Projectors
A.1.18 Milking machines
A.1.19 Lawn mowers
A.1.20 Air conditioning equipment
78 A.2 Electric tools
A.2.1 General
79 A.2.2 Handheld (portable) motor-operated tools
A.2.3 Transportable (semi-stationary) motor-operated tools
A.2.4 Soldering equipment, soldering guns, soldering irons and similar
A.2.5 Glue guns
80 A.2.6 Heat guns
A.2.7 Power staplers
A.2.8 Spray guns
A.2.9 Internal vibrators
A.3 Motor-operated electro-medical apparatus
A.3.1 Dental drills
A.3.2 Saws and knives
A.3.3 Electrocardiograms and similar recorders
A.3.4 Pumps
A.4 Electrical heating equipment
A.4.1 General
81 A.4.2 Hobs and hotplates
A.4.3 Cooking pans, table-type roasters, deep-fat fryers
A.4.4 Feed boilers, water boilers, kettles and similar boilers
A.4.5 Instantaneous water heaters
A.4.6 Storage heaters
A.4.7 Warming plates, boiling tables, heating drawers, heating cabinets
A.4.8 Cooking ovens, grills, waffle irons, waffle grills
82 A.4.9 Toasters
A.4.10 Ironing machines
83 A.4.11 Irons
A.4.12 Vacuum packagers
A.4.13 Flexible electrical heating equipment
A.4.14 Air convection room heaters
A.4.15 Rice cookers
84 A.5 Thermostats
A.5.1 General
A.5.2 Thermostatically controlled three-phase switches
A.5.3 Thermostats – Alternative procedure to that specified in A.5.1
85 A.6 Automatic goods-dispensing machines, entertainment machines and similar equipment
A.6.1 General
A.6.2 Automatic dispensing machines
86 A.6.3 Juke boxes
A.6.4 Automatic entertainment machines incorporating a winnings-payout mechanism
A.6.5 Automatic entertainment machines with no winnings-payout mechanism
87 A.7 Electric and electronic toys
A.7.1 Classification
A.7.2 Application of tests
88 A.7.3 Operating conditions
89 A.8 Miscellaneous equipment
A.8.1 Time switches not incorporated in equipment
A.8.2 Electric fence energizers
A.8.3 Electronic gas igniters
90 A.8.4 Insect killers
A.8.5 Radiating equipment for personal care
91 A.8.6 Air cleaners
A.8.7 Steam generators and humidifiers
A.8.8 Battery chargers
A.8.9 External Power Supplies (EPS) and converters
A.8.10 Lifting devices (electric hoists)
92 A.8.11 Robotic cleaners
93 A.8.12 Other robotic equipment
A.8.13 Clocks
A.9 Induction cooking appliances
A.9.1 General
A.9.2 Operating conditions for EUT with fixed cooking zone(s)
94 A.9.3 Operating conditions for EUT with many small coils
A.10 Operating conditions for particular equipment and integrated parts
A.10.1 Integrated starting switches, speed controls, etc.
A.10.2 Regulating controls and external power controller
95 A.10.3 Equipment operated from External Power Supplies (EPS)
96 Figure A.1 – Arrangement for measurement of the disturbance voltage produced at the fence port of electric fence energizers (see A.8.2)
97 Figure A.2 – Measuring arrangement for toys running on tracks
98 Figure A.3 – Radiated emission – Test set-up for floor operated vacuum cleaner
Figure A.4 – Example of an idle roller for the measurementof radiated emissions of robotic cleaners
99 Figure A.5 – Measurement arrangement for two-terminal external power controller
100 Annex B (normative) Click rate of special equipment
Table B.1 – Application of factor f for the determinationof the click rate of special equipment
101 Annex C (informative) Guidance for the measurement of discontinuous disturbances/clicks
C.1 General
C.2 Measuring apparatus
C.2.1 Artificial mains network
C.2.2 Measuring receiver
C.2.3 Disturbance analyser
C.2.4 Oscilloscope
102 C.3 Measurement of the basic parameters of a discontinuous disturbance
C.3.1 Amplitude
C.3.2 Duration and spacing
103 C.4 Measuring procedure of discontinuous disturbances
C.4.1 Determination of the click rate
104 C.4.2 Application of the exceptions
C.4.3 Upper quartile method
106 Annex D (informative)Example of the use of the upper quartile method
108 Bibliography
BS EN 55014-1:2017+A11:2020
$215.11