09/30162904 DC : 0
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The latest, up-to-date edition.
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FOREWORD
1 Scope and object
1.1 Scope
1.1.3 Exclusions
1.1.4 Types of power supply
1.2 Object
2 Normative references
3 Terms and definitions
4 Applicability of tests to different PSU technologies
5 General requirements and test conditions
5.1 General requirements
5.2 Test conditions
6 Emission requirements
6.1 Low frequency phenomena (f <= 9 kHz; a.c. input only)
6.1.1 Commutation notches
6.1.2 Current harmonics and interharmonics
6.1.3 Voltage fluctuations and flicker
6.2 High frequency conducted emission
6.2.1 High frequency conducted emission for input power
ports
6.2.2 High frequency conducted emission for d.c. output
power ports
6.3 High frequency radiated emission
6.3.1 Radiated disturbance measurements
6.3.2 Measurement of disturbance power
6.3.3 Restrictions for the application of interference
power measurement
7 Immunity requirements
7.1 Performance criteria
7.2 Basic immunity requirements, high frequency disturbances
7.2.1 Immunity level for residential, commercial, and light
industrial environment
7.2.2 Immunity level for industrial environment
8 Configurations and combinations of power supplies
8.1 Modular PSUs
8.2 Power supply systems
8.3 Power supply installations
8.4 Distributed power supplies
8.5 Power supplies in parallel or in series
9 Power supply families
10 Statistical aspects
11 Safety aspects
12 Test report
Annex A (normative) Guidelines on the classification of PSUs
A.1 Stand alone power supplies
A.2 Component power supplies
Annex B (informative) Commutation notches
Annex C (informative) Calculation and simulation of the input
current harmonics
Annex D (informative) Special considerations for DC/DC converters
D.1 General
D.2 Emission
D.3 Immunity
Annex E (informative) Critical frequency for high frequency power
measurement
Annex F (normative) Guidelines on power supply families
Annex G (informative) Summary of classification of environments
and limits
G.1 Residential, commercial and light industrial environment
G.2 Industrial environment
G.3 Special applications
G.4 Special considerations for DC/DC converters
Annex H (informative) Emission limits
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