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IEC TS 62749:2015

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Assessment of power quality - Characteristics of electricity supplied by public networks

Superseded date

31-12-2021

Published date

09-04-2015

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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Recommended values for power quality indices
5 Objectives and methods for power quality assessment
Annex A (informative) - Examples of PROFILES for Power
        Quality Specification
Annex B (informative) - Example on System Aspect Continuous
        Disturbance Evaluation
Annex C (informative - Main Impact of Poor Power Quality
Annex D (informative) - Power Quality Issues Related to
        Distributed Generation and Micro-grids
Annex E (informative) - Methods to Maintain and Improve
        Power Quality
Annex F (informative) - Relation between Power quality
        and EMC
Bibliography

IEC TS 62749:2015(E) specifies the expected characteristics of electricity at the SUPPLY TERMINALS of public low, medium and high voltage, 50 Hz or 60 Hz, networks.

Committee
TC 8
DevelopmentNote
Stability date: 2017. (04/2015)
DocumentType
Technical Specification
PublisherName
International Electrotechnical Committee
Status
Superseded
SupersededBy

Standards Relationship
NEN NPR IEC/TS 62749 : 2015 Identical

IEC TS 62786:2017 Distributed energy resources connection with the grid
PD IEC/TR 61850-90-17:2017 Communication networks and systems for power utility automation Using IEC 61850 to transmit power quality data
EN IEC 62933-1:2018 Electrical Energy Storage (EES) systems - Part 1: Vocabulary
PD IEC/TS 62786:2017 Distributed energy resources connection with the grid
IEC TS 62898-1:2017 Microgrids - Part 1: Guidelines for microgrid projects planning and specification
DIN EN IEC 60204-11 :2019 Safety of machinery – Electrical equipment of machines Part 11: Requirements for equipment for voltages above 1 000 V AC or 1 500 V DC and not exceeding 36 kV (IEC 60204-11:2018);
IEC 62933-1:2018 Electrical energy storage (EES) systems - Part 1: Vocabulary
17/30356253 DC : 0 BS EN 62933-1 - ELECTRICAL ENERGY STORAGE (EES) SYSTEMS - PART 1: TERMINOLOGY
PD IEC/TS 62898-1:2017 Microgrids Guidelines for microgrid projects planning and specification
16/30349357 DC : 0 PD IEC/TS 62898-1 ED1.0 - MICROGRIDS - GUIDELINES FOR MICROGRID PROJECTS PLANNING AND SPECIFICATION
I.S. EN IEC 62933-1:2018 ELECTRICAL ENERGY STORAGE (EES) SYSTEMS - PART 1: VOCABULARY
IEC TR 61850-90-17:2017 Communication networks and systems for power utility automation - Part 90-17: Using IEC 61850 to transmit power quality data

IEEE 519-2014 REDLINE IEEE Recommended Practice and Requirements for Harmonic Control in Electric Power Systems
EN 50160 : 2010 AMD 1 2015 VOLTAGE CHARACTERISTICS OF ELECTRICITY SUPPLIED BY PUBLIC ELECTRICITY NETWORKS
IEC TR 61000-3-14:2011 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
IEC 60038:2009 IEC standard voltages
IEC 61000-2-4:2002 Electromagnetic compatibility (EMC) - Part 2-4: Environment - Compatibility levels in industrial plants for low-frequency conducted disturbances
IEC TR 62510:2008 Standardising the characteristics of electricity
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
IEC TR 60725:2012 Consideration of reference impedances and public supply network impedances for use in determining the disturbance characteristics of electrical equipment having a rated current ≤75 A per phase
IEC 62586-1:2017 Power quality measurement in power supply systems - Part 1: Power quality instruments (PQI)
IEC 60364-5-53:2001+AMD1:2002+AMD2:2015 CSV Electrical installations of buildings - Part 5-53: Selection and erection of electrical equipment - Isolation, switching and control
IEC TR 61000-3-13:2008 Electromagnetic compatibility (EMC) - Part 3-13: Limits - Assessment of emission limits for the connection of unbalanced installations to MV, HV and EHV power systems
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
IEC TR 61000-2-5:2017 Electromagnetic compatibility (EMC) - Part 2-5: Environment - Description and classification of electromagnetic environments
SAC GB/T 18481 : 2001 POWER QUALITY - TEMPORARY AND TRANSIENT OVERVOLTAGES
IEC TR 61000-2-14:2006 Electromagnetic compatibility (EMC) - Part 2-14: Environment - Overvoltages on public electricity distribution networks
CLC/TR 50555:2010/AC:2011 INTERRUPTION INDEXES
IEC 61000-4-15:2010 Electromagnetic compatibility (EMC) - Part 4-15: Testing and measurement techniques - Flickermeter - Functional and design specifications
IEC 60364-4-44:2007+AMD1:2015 CSV Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances
IEC TR 61000-3-7:2008 Electromagnetic compatibility (EMC) - Part 3-7: Limits - Assessment of emission limits for the connection of fluctuating installations to MV, HV and EHV power systems
CLC/TR 50422:2013 GUIDE FOR THE APPLICATION OF THE EUROPEAN STANDARD EN 50160
IEC TR 61000-2-1:1990 Electromagnetic compatibility (EMC) - Part 2: Environment - Section 1: Description of the environment - Electromagnetic environment for low-frequency conducted disturbances and signalling in public power supply systems
IEC 61000-2-2:2002+AMD1:2017 CSV Electromagnetic compatibility (EMC) - Part 2-2: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems
IEC 61000-3-3:2013 RLV Electromagnetic compatibility (EMC) - Part 3-3: Limits - Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤ 16 A per phase and not subject to conditional connection
IEEE 1564-2014 IEEE Guide for Voltage Sag Indices
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
AS 61000.3.100-2011 Electromagnetic compatibility (EMC) Limits - Steady state voltage limits in public electricity systems
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 TR 61000-2-8:2002 Electromagnetic compatibility (EMC) - Part 2-8: Environment - Voltage dips and short interruptions on public electric power supply systems with statistical measurement results

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