G5/5 Engineering Recommendation

G5/5 is an update to Engineering Recommendation G5/4 for the connection of harmonic sources and resonant plant to electricity distribution networks.  G5/5 will apply to any connection offers issued from 17 June 2020.

The key changes from the G5/5 update include: 

  • Values for planning and compatibility levels
  • Harmonic above 50th
  • Limits for Interharmonics
  • Limits for Voltage Notches
  • Stage 1, 2 and 3 Connection Processes
  • Requirement for compliance
  • Concurrent connections

For further information, please see the G5/5 Engineering Recommendation from Energy Network Association.