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G81 Library

We have prepared a number of detailed design, technical specification and operational documents for the planning and design of connections to the network.

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  1. SSEN
  2. Our services
  3. Tools and maps
  4. G81 Library

Page 1

  • G81 Design and Operational Documents for Comment
  • Secondary Distribution Substations
  • Primary Distribution Substations
  • Distributed Generation
  • Grid Distribution Substation
  • EV, HP and BESS Specific
  • Unmetered Connections
  • Low Voltage Cables and Terminations
  • 22kV and 33kV cables and terminations
  • 6.6 kV and 11 kV Cable and Terminations
  • Jointing Instructions

Page 2

  • Overhead Lines on Wooden Poles
  • Overhead Lines on Steel Towers
  • Transmission
  • Access to Infrastructure
  • Safety Bulletins
  • Operational Documents
  • Product Update
  • Site Sketches Information

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If you wish to comment on any of our updates or have a query on our engineering documents, please e-mail us and our team will get back to you. 
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Company Information

Copyright © 2025 Scottish and Southern Electricity Networks
All rights reserved.

Scottish and Southern Electricity Networks Scottish and Southern Electricity Networks is a trading name of: Scottish and Southern Energy Power Distribution Limited Registered in Scotland No. SC213459; Scottish Hydro Electric Transmission plc Registered in Scotland No. SC213461; Scottish Hydro Electric Power Distribution plc Registered in Scotland No. SC213460; (all having their Registered Offices at Inveralmond House 200 Dunkeld Road Perth PH1 3AQ); and Southern Electric Power Distribution plc Registered in England & Wales No. 04094290 having their Registered Office at No. 1 Forbury Place 43 Forbury Road Reading RG1 3JH which are members of the SSE Group.