UNE-EN 61000-2-12:2004
Current
The latest, up-to-date edition.
Electromagnetic compatibility (EMC) -- Part 2-12 : Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems
Hardcopy , PDF
Spanish, Castilian, English
03-09-2004
INTRODUCTION
1 Scope and object
2 Normative references
3 Terms and definitions
3.1 General definitions
3.2 Phenomena related definitions
4 Compatibility levels
4.1 General comment
4.2 Voltage fluctuations and flicker
4.3 Harmonics
4.4 Interharmonics and voltage components at
frequencies above that of the 50[th] harmonic
4.5 Voltage dips and short supply interruptions
4.6 Voltage unbalance
4.7 Transient overvoltages
4.8 Temporary power frequency variation
4.9 DC component
4.10 Mains signalling
Annex A (informative) The function of compatibility
levels and planning levels in EMC
A.1 The need for compatibility levels
A.2 Relation between compatibility level and
immunity levels
A.3 Relation between compatibility level and
emission limits
A.4 Planning levels
A.5 Illustration of compatibility, emission,
immunity and planning levels
Annex B (informative) Discussion of some disturbance
phenomena
B.1 Resolution of non-sinusoidal voltages and
currents
B.2 Interharmonics and voltage components at
frequencies above that of the 50[th] harmonic
B.3 Voltage dips and short supply interruptions
B.4 Transient overvoltages
B.5 DC component
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Bibliography
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