ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 3-14: ASSESSMENT OF EMISSION LIMITS FOR HARMONICS, INTERHARMONICS, VOLTAGE FLUCTUATIONS AND UNBALANCE FOR THE CONNECTION OF DISTURBING INSTALLATIONS TO LV POWER SYSTEMS
International Electrotechnical Committee
FOREWORD<br>INTRODUCTION<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Basic EMC concepts<br>5 General principles<br>6 General guidelines for the assessment of emission levels<br>7 General summation law<br>8 Harmonic emission limits for distorting installations in <br> LV systems<br>9 Voltage fluctuation emission limits for installations in <br> LV systems<br>10 Unbalance emission limits for unbalanced installations in <br> LV systems<br>11 Summary diagrams of the evaluation procedure<br>Annex A (informative) - Example of application of the general <br> method for the derivation of limits for a specific type <br> of LV networks<br>Annex B (informative) - Example of application of the general <br> method for the calculation of emission limits for a <br> specific installation<br>Annex C (informative) - Harmonic emission limits at stage 2<br>Annex D (informative) - Calculation of the reduction factors<br> for harmonics and unbalance <br>Annex E (informative) - Example of method to allocate harmonic <br> emission limits at stage 3<br>Annex F (informative) - Example of application of the approach <br> presented in Annex E<br>Annex G (informative) - List of principal letter symbols,<br> subscripts and symbols <br>Bibliography
Gives guidance on principles that can be used as the basis for determining the requirements for the connection of disturbing installations to low voltage (LV) public power systems.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 77 |
