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Policies, Procedures and Specifications: Documentation

In this area of our website you will find our most regularly requested and downloaded policies, procedures and specifications. Please click on the + to list the documents. If the document you are looking for is not listed, please complete the Online Request Form

We continually update this page by adding, replacing or removing documents. Please check back regularly to ensure you are using the most current version.

Approved Equipment

Approved Equipment

Title Scope Reference Issue Published
Approved Equipment Register - Portable Earthing Approved Equipment Register -  Portable Earthing

EART-06-001

2

2017-01-16

Approved Equipment Register - Surge Arresters This document lists the types of New Surge Arresters that are currently PowerSystems Approved or being considered for Approval for connection to the Company network.
It covers Equipment types with rated voltages from 12kV up to 420kV.
EPS-06-001 2 2007-04-19
Approved Equipment Register - Tools and Special Equipment This document lists the tools and special equipment, which are approved and accepted for use in ScottishPower's transmission and distribution network. TSE-06-001 30 2018-01-30
Approved Equipment Register - Batteries This document lists the categories of equipment shown below.
• Substation Batteries
• Battery Chargers
• Battery Alarm and Monitoring Systems
BATT-06-001 5 2017-01-13
Approved Equipment Register - Cables & Cable Accessories This document lists the underground cables and cable accessories which are Approved for connection to our network. The categories of equipment covered include:-
  • Cables
  • Jointing & Terminating Accessories and consumables
  • Ducts, Warning Tapes and Tiles
Users should always ensure that they are referring to the latest issue of this document.
CAB-06-001 11 2014-12-10
Approved Equipment Register - Overhead Lines Approved Equipment Register - Overhead Lines OHL-06-001 9 2017-01-30
Approved Equipment Register - Switchgear Approved Equipment Register - Switchgear SWG-06-001 6 2017-05-09
Approved Equipment Register - Transformers This document lists the categories of equipment shown below, which are approved for connection to our network.
Equipment types with rated voltages from LV to 420kV. Ground mounted or pole mounted as detailed in the appropriate table.
  • Approved Manufacturers
  • Transformers
  • Bushings
  • Tap Changers
TRAN-06-001 5 2016-10-05

Overhead Lines

Overhead Lines

Title Scope Reference Issue Published
Specification for 11kV and 33kV Overhead Lines of Unearthed Construction on Single and "H" Type Wood Poles Specification for 11kV and 33kV overhead power lines of unearthed construction employing AAAC Conductors, supported on single and “H” type wood pole supports. OHL-03-099 2 2018-06-06
Approved Equipment Register - Overhead Lines Approved Equipment Register - Overhead Lines OHL-06-001 9 2017-01-30

 

Policy & System Design

Policy & System Design

Title Scope Reference Issue Published
New Connections Independent Connection Provider (ICP) Approval Policy This document details SP Energy Networks policy for enabling New Connections Providers to undertake Contestable works within the Companies licensed areas. ASSET-01-015 2 2016-04-27
Inspection and Monitoring of Networks Constructed by Independent Connection Providers This document details SP Energy Networks (SPEN) inspection and escalation regime for contestable works constructed by Independent Connection Providers (ICPs) that will be adopted by SPEN. ASSET-04-020 6 2017-10-27
Recording of Electrical Assets by Contractors This document defines the process and data return requirements for contractors modifying, adding or disposing of SPEN operational network assets. BUPR-22-015 3 2015-08-25
Low Voltage Earthing Policy and Application Guide This document provides guidance on the approach to be adopted when planning, designing and delivering all LV network solutions including, new networks, fault repairs, modernisation, reinforcement and mixed earthing arrangements. EART-01-002 4 2015-09-16

Substations

Substations

Title Scope Reference Issue Published
Auxiliary D.C. Power Supplies for Primary & Secondary Substations This Specification details the Company's requirements for 30V, 30/48V, 48V and 110V standby auxiliary D.C. supplies. The auxiliary D.C. supplies will be used for operation of switch tripping, protection tripping and other ancillary apparatus within primary or secondary substations. BATT-03-001 9 2017-08-17
Approved Equipment Register - Batteries This document lists the categories of equipment shown below, which are approved and accepted for use in ScottishPower's transmission and distribution network.
• Substation Batteries.
• Battery Chargers.
• Battery Alarm and Monitoring Systems
BATT-06-001 5 2017-01-13
Secondary Substation Installation and Commissioning Specification This document outlines SP Energy Networks installation and commissioning specification for ground mounted secondary substations and includes all transformer substations where the lower voltage is 400/230V. SUB-02-006 6 2015-02-04
Policy and Specification for the interface with Independent Distribution Network Operators Installations This document details SPEN technical requirements for the interface with Independent Distribution Network Operators (IDNO’s) up to and including 11kV. SUB-02-013 4 2015-11-16
Electrical Insulation Testing of HV Equipment up to 33kV This document details PowerSystems requirements for electrical testing of HV Equipment up to and including 33kV. SUB-02-613 2 2013-09-12
Electrical Insulation Testing of HV Equipment up to 33kV Flow Chart for Electrical Testing SUB-02-613 App 2 2013-09-12
General Specification for the Civil Engineering and Building Design and Construction of Secondary Substations This Specification outlines Scottish Power Energy Networks (SPEN) technical requirements for the civil design and construction of existing and new ground mounted secondary substations.  The Constructor is entirely responsible for all aspects of the civil design and construction process. SUB-03-017 6 2017-01-13
Appendix 1 of General Specification for the Civil Engineering and Building Design and Construction of Secondary Substations Drawings - These guidance drawings are typical layout and construction details deemed to satisfy SPEN’s functional civil and building requirements for Secondary Substations. SUB-03-017 App 1 2018-07-13
Specification for Prefabricated Glass Reinforced
Plastic Enclosures
This document outlines a technical specification for prefabricated Glass Reinforced Plastic (GRP) enclosures designed to house outdoor rated equipment in secondary substations installed on the Company’s 11kV and 6.6kV networks. Prefabricated substation housings designed to house indoor switchgear, protection & control equipment and ancillary equipment is detailed within INS 50.40.11 which forms part of a separate tender. SUB-03-018 3 2018-03-19
General Specification for the Civil Engineering and Building Design and Construction of Primary Substations This Specification outlines ScottishPower Energy Networks (SPEN) technical requirements for the civil design and construction works associated with existing and new Primary Substations.  The Constructor is entirely responsible for all aspects of the civil design and construction process. SUB-03-025 3 2016-12-05
General Specification for the Civil Engineering and Building Design and Construction of 132kV Grid Substations This Specification outlines ScottishPower Energy Networks (SPEN) technical requirements for the civil design and construction of 132kV Grid Substations (up to 145kV).  The Constructor is entirely responsible for all aspects of the civil design and construction process.
This is a generic technical specification written in a manner that it may be used without alteration for all such works therefore certain parts may not be applicable to all substation construction types.  It is not designed to cover every eventuality or site-specific situation; however, prior agreement must be obtained in writing from SPEN to any proposed variation to the guidelines provided in this Specification.  Development of proposals for site-specific variation that are acceptable to SPEN shall be the Constructor’s responsibility.
As far as is reasonably practicable, this Specification shall also apply to works at existing SPEN substation sites, however; this will be determined on a site-specific basis by agreement with SPEN, taking into account technical feasibility, cost and site-specific risk.
SUB-03-026 4 2017-03-31
General Specification for the Civil Engineering and Building Design and Construction of 275 and 400kV Substations This Specification outlines ScottishPower Energy Networks (SPEN) technical requirements for the civil design and construction of 275kV and 400kV Substations.  The Constructor is entirely responsible for all aspects of the civil detailed design and construction process.
This is a generic technical specification written in a manner that it may be used without alteration for all such works therefore certain parts may not be applicable to all substation construction types.  It is not designed to cover every eventuality or site-specific situation; however, prior agreement must be obtained in writing from SPEN to any proposed variation to the guidelines provided in this Specification.  Development of proposals for site-specific variation that are acceptable to SPEN shall be the Constructor’s responsibility.
As far as is reasonably practicable, this Specification shall also apply to works at existing SPEN substation sites, however; this will be determined on a site-specific basis by agreement with SPEN, taking into account technical feasibility, cost and site-specific risk.
SUB-03-034 2 2017-01-09
Approved Equipment Register - Switchgear Approved Equipment Register - Switchgear SWG-06-001 6 2017-05-09
Approved Equipment Register - Transformers This document lists the categories of equipment shown below, which are approved for connection to the SP Distribution Ltd, SP Manweb plc and SP Transmission Ltd networks. It covers equipment types with rated voltages from LV up to 420kV. Equipment may be ground mounted or pole mounted as detailed in the appropriate table.
Approved Manufacturers.
Transformers.
Bushings.
Tap Changers.
TRAN-06-001 5 2016-10-05

Underground Cables

Underground Cables

Title Scope Reference Issue Published
Specification for the Installation of Low Voltage Internal Mains and Services This specification details the requirements for New Build and Remedial LV internal mains and services work, including the quality of materials, the installation methodology and general procedures to be followed. CAB-03-032 3 2016-08-05
Technical specification for General Wiring Cables This Specification details requirements for General Wiring cables up to and including 450/750V for use on lighting and general power wiring installations complying with BS 7671 but not forming part of the SP Distribution plc, SP Transmission plc and Manweb plc networks. CAB-03-036 3 2017-10-09
Requirements for Third Party LV Cable Jointing Systems This document defines the requirements for third party low voltage cable jointing systems (where such systems form part of contestable works within the competitive connections market) for adoption by Scottish Power Energy Networks. CAB-04-008 2 2015-08-25
Policy & Application guide for 11kv Polymeric Cables This document provides information and guidance on the application of polymeric cables on the SPEN 11kV network.  Throughout this document, references to 11kV shall by inference also relate to 6kV and 6.6kV networks and equipment. CAB-04-009 4 2018-01-24
Approved Equipment Register - Cables & Cable Accessories This document lists the underground cables and cable accessories which are Approved for connection to the SP Distribution ltd, SP Manweb plc and SP Transmission ltd networks. The categories of equipment covered by this document include the following:-
Cables.
Jointing & Terminating Accessories and consumables.
Ducts, Warning Tapes and Tiles.
Users should always ensure that they are referring to the latest issue of this document.
CAB-06-001 11 2014-12-10
Handling and Installation of Cables up to and including 33kV This document details ScottishPower EnergyNetworks’ (SPEN) technical requirements for the handling and installation of power cables up to and including 33kV onto the Company network.  CAB-15-003 9 2015-02-04
Electrical Insulation Testing of HV Equipment up to 33kV Flow Chart for Electrical Testing SUB-02-613 App 2 2013-09-12

Authorisation Procedure

Authorisation Procedure

Title Scope Reference Issue Published
Authorisation Procedures MSP 5.1: This Procedure supplements Part C of the ScottishPower Safety Rules and lays down procedures for the appointment of Authorised, Senior Authorised and Control Persons to work on or near to the System, to operate on the System or to control the System. Operations on the System shall include Switching, achieving and maintaining Safety from the System and restoring the System after completion of work. OPSAF-13-001 9 2014-03-07

Connection Process

Connection Process

Title Scope Reference Issue Published
Process for LV and HV Connection Activities under SPEN and ICP's DSR's This document details SP Energy Networks’ approach to facilitating connection activities for Independent Connection Providers’ (ICP’s) to carry out LV and HV network connections. Whether under SPEN DSR’s or the ICP’s own DSR’s CON-04-002 2 2015-11-16
RAdAR Process for Phased Design Approvals This document details SP Energy Networks Connection Registration and Management process for complex EHV Design Approvals as an addendum to CON-04-005 RAdAR Metered Process for Contestable Connection Projects. CON-04-003 2 2018-01-29
Register of Adopted Asset Requests (RAdAR) for contestable unmetered connection projects This document details SP Energy Networks’ Registration of Connection Enquiries and Management Process for Contestable Unmetered Connection Projects using the RAdAR System. CON-04-004 3 2015-11-16
Register of Adopted Asset Requests (RAdAR) Process for Contestable Connection Projects This document details SP Energy Networks’ Registration of Connection Enquiries and Management Process for Contestable Connection Projects using the RAdAR System.  CON-04-005 3 2015-11-16
Project Completion Process For Contestable Works This document details SP Energy Networks Project Completion and Handover Process for Contestable Works by Independent Connections Providers (ICPs) on behalf of SP Distribution Plc & SP Manweb plc. CON-04-006 2 2017-08-29
Operating Regime for Contestable Network Construction on Greenfield Housing Sites This document details SP Energy Network’s principles, processes and operating regime for contestable jointing on low voltage underground networks within Greenfield housing sites.  CON-04-007 2 2018-01-29
Register of Adopted Asset Requests (RAdAR) Process for Self-Determined and Dual Offer Connection Projects This document details SP Energy Networks’ Registration of Connection Enquiries and Management Process for Contestable Connection Projects using the RAdAR System for Self-Determined or Dual Offer. CON-04-009 2 2016-02-04
Declaration of Test Results:  New LV Cable Installations 1ph + Mains Declaration Form CON-09-001 2 2015-01-07
Completion Certificate For New Cable Installations Completion Certificate CON-09-002 2 2015-01-07
Entering / Exiting the Live Working Regime Form CON-09-003 2 2015-01-07
Declaration of Test Results:  New LV Cable Installations 3ph + Mains Declaration Form CON-09-004 1 2015-01-07
Site Responsibility Agreement Template SRS Template CON-09-005 2 2016-06-21
Sample of a Completed Site Responsibility Agreement (CON-09-005) Sample Template CON-09-006 1 2016-06-21
Information for Meter Operators This document details the procedures for Meter Operators working on metering equipment connected to the ScottishPower Distribution Systems.  Unless otherwise stated the term Distribution Business means both Distribution Businesses in the ScottishPower Group i.e. Scotland (SPD) and Manweb (SPM) areas. EPS-02-004 4 2016-08-05
Installation and record framework for Greenfield low voltage housing estate underground networks This document details the Company’s installation requirements for Low Voltage underground cable electricity networks including their new associated HV/LV distribution substations. The document specifically relates to housing developments constructed under Ofgem’s Competition in Connections regime. EPS-02-005 2 2014-09-12
Installation and Record Framework for Industrial and Commercial Underground Connected Loads Up To and Including 11kV This document details The Company’s installation requirements for underground connected loads up to and including 11kV.  The document specifically relates to new industrial and commercial projects constructed under Ofgem’s competition in connections regime and is not to be applied retrospectively. EPS-02-006 2 2014-09-12
Materials specification framework for Greenfield Low Voltage Housing estate This document details the PowerSystems materials requirements for Low Voltage underground cable electricity networks including their new associated HV/LV distribution substations. The document specifically relates to greenfield housing estates constructed under Ofgem’s Competition in Connections regime.  EPS-03-027 1 2005-08-02
Materials Specification Framework for Industrial and Commercial Underground Connected Loads Up To and Including 11kV This document details the Company’s materials requirements for underground connected loads up to and including 11kV. The document specifically relates to industrial and commercial projects constructed under Ofgem’s competition in connections regime.
The document forms the appendix to, and must be read in conjunction with, G81 – Part 5 the Energy Networks Association document titled: Framework for material specifications for industrial and commercial underground connected loads up to and including 11kV.
EPS-03-031 2 2014-09-12
Inspection and Testing of New Low Voltage Supplies This document details the Company’s requirements for inspection and testing of new Low Voltage supplies at the time of first energisation.  Whist inspection and testing of all new supplies is undertaken to the same standard this document specifically relates to LV supplies constructed under Ofgem’s Competition in Connections regime. EPS-04-016 1 2014-09-12
Technical requirements for Export Limiting Schemes This document provides guidance for the technical requirements for customer Export Limiting Schemes that are intended to operate in parallel with the SP Distribution and SP Manweb distribution networks. ESDD-01-008 2 2018-06-26
Calculation of System Fault Levels This document sets out the principles and methodologies relating to the calculation of prospective short circuit currents on the Licensee’s Distribution and Transmission Systems.
For further clarification on any issues contained within this document, contact the Network Design Group.
ESDD-02-006 3 2017-08-09
Equipment Ratings This document sets out the principles and methodologies relating to the ratings applicable to standard system components ESDD-02-007 6 2016-05-12
Application of Overhead Line Switchgear and Protection Systems This document details the application of overhead line switchgear and protection systems and is commonly referred to as the Overhead Protection Policy (OHPP). ESDD-02-011 6 2017-12-13
Framework for Design & Planning of LV Housing Developments, including U/G Networks and Associated HV/LV S/S This document details the SP Distribution Limited and SP Manweb plc requirements for the design of low voltage underground cable electricity networks including their new associated HV / LV distribution substations. The document specifically relates to housing estates constructed under Ofgem’s Competition in Connections regime. This document does not detail arrangements for multi-occupied premises or industrial / commercial supplies. ESDD-02-012 6 2016-11-11
Guidance for Self Determination of Point of Connection and Self Design Approval for Independent Connection Providers This document details the SP Energy Networks approach to facilitate Independent Connection Providers (ICPs) determining Point of Connections (POCs) and self-approving the design of new networks for adoption by SP Distribution plc and SP Manweb plc for new and additional load to the network. It relates to Low Voltage and High Voltage networks. ESDD-02-021 2 2016-06-24
Policy and Specification for the interface with Independent Distribution Network Operators Installations This document details SPEN technical requirements for the interface with Independent Distribution Network Operators (IDNO’s) up to and including 11kV. SUB-02-013 4 2015-11-16