EDS LV ELECTRICAL SERVICE DRAWINGS

Transcription

1 Document Number: EDS Network(s): Summary: ENGINEERING DESIGN STANDARD EDS LV ELECTRICAL SERVICE DRAWINGS EPN, LPN, SPN This standard details the drawings for service positions and connection arrangements associated with LV customer supplies Author: Stephen Cuddihey Approver: Paul Williams Date: 08/10/2018 This document forms part of the Company's Integrated Business System and its requirements are mandatory throughout UK Power Networks. Departure from these requirements may only be taken with the written approval of the Director of Asset Management. If you have any queries about this document please contact the author or owner of the current version. Circulation UK Power Networks External Asset Management UK Power Networks Services Capital Programme Contractors Connections ICPs/IDNOs Health & Safety Meter Operators Legal G81 Website Network Operations Procurement Strategy & Regulation Technical Training THIS IS AN UNCONTROLLED DOCUMENT, THE READER MUST CONFIRM ITS VALIDITY BEFORE USE

2 Revision Record Version 5.0 Review Date 22/09/2021 Date 07/02/2018 Author Stephen Cuddihey Reason for change: A new suite of GRP kiosks have been approved for use in lieu of the brick-built cubicle solution. EDS drawings replace EDS (to be withdrawn) What has changed: All drawings have been renumbered. Reference to any legacy drawings has been removed. Re-numbered from EDS Version 4.0 Review Date 22/09/2021 Date 22/09/2016 Author Jesse Garcia As a result of consultation with the technical review forum and customer input to UK Power Networks staff the following additions and revisions have been made: The creation of additional of drawings 15, 16, 17 to reflect the new combined CT-Chamber, Addition of cable and trunking information to drawings 03, 04, a, 04a and 05a have also been amended since they were last published on Alfresco. Minimum and maximum height measurements have been added to the cut-outs and they have become version 2 as attached. A reference to cut-out height has been added to drawing 06. The reference to EA has been removed from drawings 11 to mm preformed tube replaced with 38mm preformed tube in drawing 14. Version 3.0 Review Date 19/08/2017 Date 19/08/2014 Author Stephen Cuddihey As a result of consultation with the technical review forum and customer input to UK Power Networks staff the following additions and revisions have been made: Addition of drawings 03a, 04a, 05a to reflect installations without CT metering in the case of full settlements metering. Addition of drawing 13 to reflect the inclusion of internally mounted hockey sticks in EDS Addition of drawing 14 to recognise that 100A TPN cut outs may be installed in domestic properties for which drawings 01 and 02 are not feasible. Revision of drawing 07 to provide guidance for all meter box sizes. Version 2.0 Review Date 19/08/2014 Date 21/08/2013 Author Stephen Cuddihey Addition of drawings 01 & 02, revision of 03,04 & 05 to include additional dimensions, revision of 06, 09, 10, 11 & 12 to reflect wider review comments. UK Power Networks 2018 All rights reserved 2 of 5

3 Contents 1 Introduction Scope Glossary and Abbreviations Approved Drawing Index References... 5 UK Power Networks 2018 All rights reserved 3 of 5

4 1 Introduction This standard details the drawings for service positions and connection arrangements associated with LV customer supplies. These drawings shall be used when designing and planning new services. The detailed planning and position requirements of the customer shall be agreed with UK Power Networks and all service arrangements derived from these drawings shall be approved by UK Power Networks. The service drawings listed in Section 4 are available as pdf files under the EDS title. Note: The service drawings are indicative of typical service arrangements and do not indicate the boundaries of ownership or operational limitations for UK Power Networks. Please consult the appropriate connections standards for each situation. 2 Scope Information referring to the construction of secondary substations and civil design requirements can be found in EDS Drawings referring to the installation and arrangement of LV and HV distribution cables can be found in ECS Glossary and Abbreviations Term Definition CT Current Transformer LV Voltages up to 1000V; generally used to describe 230/400V or 230/460V distribution systems HV UK Power Networks Voltages above 1000V; generally used to describe 11kV or 6.6kV distribution systems but may include higher or other legacy voltages UK Power Networks (Operations) Ltd consists of three electricity distribution networks: Eastern Power Networks plc (EPN). London Power Network plc (LPN). South Eastern Power Networks plc (SPN). UK Power Networks 2018 All rights reserved 4 of 5

5 4 Approved Drawing Index Drawing Number EDS EDS EDS EDS EDS EDS EDS EDS EDS EDS EDS EDS EDS EDS EDS EDS Drawing Description 100A Single Phase & Neutral Surface Mounted Meter Box Layout 100A Single Phase & Neutral Flush Mounted Meter Box Layout 100A Single Phase & Neutral Flush Mounted Meter Box Layout with Internal Hockey Stick 100A Three Phase & Neutral Cut-out in Large Flush Mounted Meter Box 100A Three Phase & Neutral Cut-out at Ground Level Standard Entry 100A Three Phase & Neutral Cut-out at Basement Level 200A & 400A Three Phase & Neutral Cut-out at Ground Level Standard Entry 400A Three Phase & Neutral with CTs Cut-out at Ground Level Standard Entry 200A & 400A Three Phase & Neutral Cut-out at Basement Level 400A Three Phase & Neutral with CTs Cut-out at Basement Level 200A & 400A Three Phase & Neutral Cut-out Direct from a Substation 400A Three Phase & Neutral with CTs Cut-out Direct from a Substation Service Termination Cabinet to Accommodate Cut-out for Metered Supplies; Permanent or Temporary Typical Surround Details for a Surface Mounted External Meter Cabinet for use with Existing Solid Walls Balancing and Settlements Code of Practise 3 LV & HV Meter Chamber Balancing and Settlements Code of Practise 5 LV & HV Meter Chamber 5 References ECS EDS Installation of Underground Cables LV to 132kV Pre-design Requirements for Secondary Substations UK Power Networks 2018 All rights reserved 5 of 5