Table of Contents

1 Scope
2 References
3 Definitions
4 Harmonic filter design considerations
  4.1 Filter capacitive reactive power
  4.2 Harmonic limitations
      4.2.1 System limitations
      4.2.2 Equipment withstand capabilities
  4.3 Normal system conditions
  4.4 Normal harmonic filter conditions
  4.5 Contingency system conditions
  4.6 Contingency harmonic filter conditions
  4.7 Harmonic filter locations
  4.8 Harmonic filter configurations
  4.9 Using existing capacitor banks
5 Low-voltage shunt harmonic filters
  5.1 Introduction
  5.2 Technical specifications
      5.2.1 Harmonic filter capacitors
      5.2.2 Harmonic filter reactors
      5.2.3 Capacitor and reactor tolerances
      5.2.4 Contactors
      5.2.5 Fuses
      5.2.6 Circuit breakers
      5.2.7 Connections
      5.2.8 High-pass harmonic filter resistor assemblies
      5.2.9 Enclosure and general construction
      5.2.10 Integrated harmonic filter assembly
  5.3 General design considerations
      5.3.1 Selecting the point of connection
      5.3.2 Component selection
  5.4 Case study
6 Medium- and high-voltage harmonic filters
  6.1 Introduction
  6.2 Harmonic overload considerations
  6.3 Major component specifications
      6.3.1 Harmonic filter capacitor assemblies
      6.3.2 Harmonic filter reactors
      6.3.3 Harmonic filter resistor assemblies
      6.3.4 Switchgear
      6.3.5 Conductors
      6.3.6 Grounding switch and key interlock
      6.3.7 Surge arresters
  6.4 Harmonic filter switching control
  6.5 Protection
      6.5.1 Relay considerations for harmonic filter applications
      6.5.2 Overvoltage protection
      6.5.3 Overcurrent protection
      6.5.4 Harmonic filter unbalance and detuning protection
      6.5.5 Harmonic filter overload protection
  6.6 Harmonic filter design procedure
      6.6.1 Step 1: Determine harmonic filter bank kvar size
      6.6.2 Step 2: Select initial harmonic filter tuning
      6.6.3 Step 3: Optimize the harmonic filter configuration to
                     meet harmonic guidelines
      6.6.4 Step 4: Determine the component ratings
      6.6.5 Numerical example
      6.6.6 Specific filter application information
Annex A (informative) - Bibliography
Annex B (informative) - Harmonic filter types
Annex C (informative) - Estimating harmonic filter harmonic currents

Abstract

Describes guidelines for passive shunt harmonic filters for use on 50 Hz and 60 Hz power systems to reduce harmonic distortion on the system(s). Deals with the selection of the: (1) components, (2) protection, and (3) control of harmonic filters.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Institute of Electrical & Electronics Engineers
Pages
ISBN
Supersedes	IEEE DRAFT 1531 : D2 OCT 2000