PLANNING LEVELS FOR HARMONIC VOLTAGE DISTORTION AND THE CONNECTION OF NON-LINEAR EQUIPMENT TO TRANSMISSION SYSTEMS AND DISTRIBUTION NETWORKS IN THE UNITED KINGDOM

Published date

01-12-2013

Publisher

Energy Networks Association (UK)

1 SCOPE
2 INTRODUCTION
3 DEFINITIONS
4 SYSTEM PLANNING LEVELS FOR
   HARMONIC DISTORTION
5 ASSESSMENT PROCEDURE FOR THE
   CONNECTION OF NON-LINEAR EQUIPMENT
6 STAGE 1 ASSESSMENT PROCEDURE AND LIMITS
7 STAGE 2 ASSESSMENT PROCEDURE AND LIMITS
8 STAGE 3 ASSESSMENT PROCEDURE AND LIMITS
9 LIMITS FOR NON-CONTINUOUS HARMONIC
   DISTORTION
10 SITUATIONS WHERE PLANNING LEVELS MAY BE EXCEEDED
REFERENCES
APPENDIX A - COMPATIBILITY LEVELS
APPENDIX B - DATA EXCHANGE PROFORMA

Provides the planning levels for harmonic voltage distortion to be used in the process for the connection of non-linear equipment. These planning levels are set with respect to harmonic voltage distortion compatibility levels.

DevelopmentNote	Appendix B is available separately, see ENA ER G5-4-1 APPENDIX B. Describes five amendments from ER G5/4 that was published in February 2001. (03/2006) Supersedes ENA ER G5-4. (06/2010)
DocumentType	Standard
PublisherName	Energy Networks Association (UK)
Status	Current
Supersedes	ENA ER G5-4 : ISSUE 4 2001

ENA ER G83/2 : ISSUE 2 2012

RECOMMENDATIONS FOR THE CONNECTION OF TYPE TESTED SMALL-SCALE EMBEDDED GENERATORS (UP TO 16A PER PHASE) IN PARALLEL WITH LOW-VOLTAGE DISTRIBUTION SYSTEMS

BS IEC 61000-3.4 : 1998
IEC 61000-4-30 : 3.0EN+(REDLINE+VERSION)	ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-30: TESTING AND MEASUREMENT TECHNIQUES - POWER QUALITY MEASUREMENT METHODS
ENV 61000-2-2 : 1993	ELECTROMAGNETIC COMPATIBILITY (EMC) - ENVIRONMENT - COMPATIBILITY LEVELS FOR LOW-FREQUENCY CONDUCTED DISTURBANCES AND SIGNALLING IN PUBLIC LOW-VOLTAGE POWER SUPPLY SYSTEMS
IEC 61000-2-12:2003	Electromagnetic compatibility (EMC) - Part 2-12: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems
ENA ET ETR 112 : ISSUE 1 1988	REPORT ON THE HARMONIC IMPEDANCE OF SUPPLY SYSTEMS
ENA ET ETR 122 : ISSUE 1 2002	GUIDE TO THE APPLICATION OF ENGINEERING RECOMMENDATION G5/4 IN THE ASSESSMENT OF HARMONIC VOLTAGE DISTORTION AND CONNECTION OF NON-LINEAR EQUIPMENT TO THE ELECTRICITY SUPPLY SYSTEM IN THE U.K
IEC 61000-3-12:2011	Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤ 75 A per phase
ENA ER P29 : ISSUE 1 1990	PLANNING LIMITS FOR VOLTAGE UNBALANCE IN THE UK FOR 132KV AND BELOW
IEC 61000-4-7:2002+AMD1:2008 CSV	Electromagnetic compatibility (EMC) - Part 4-7: Testing and measurement techniques - General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto
ENA ER P28 : ISSUE 1 1989	PLANNING LIMITS FOR VOLTAGE FLUCTUATIONS CAUSED BY INDUSTRIAL, COMMERCIAL AND DOMESTIC EQUIPMENT IN THE UNITED KINGDOM
IEC TR 61000-3-6:2008	Electromagnetic compatibility (EMC) - Part 3-6: Limits - Assessment of emission limits for the connection of distorting installations to MV, HV and EHV power systems
IEC 61000-3-2 : 4.0	ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 3-2: LIMITS - LIMITS FOR HARMONIC CURRENT EMISSIONS (EQUIPMENT INPUT CURRENT <= 16 A PER PHASE)