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NG TS 3.24.34 - Technical Specifications - BUSBAR PROTECTION
November 1, 2017 - NG

PURPOSE AND SCOPE This Specification describes the functional and performance requirements and the facilities to be provided for the numerical protection of busbars at 400 kV, 275 kV and 132 kV double busbar switching stations. It also defines the interfaces to the appropriate bay...

DS/EN 50064 - High-voltage switchgear and controlgear – Gas-filled wrought aluminium and aluminium alloy enclosures
November 12, 2018 - DS

This document applies to wrought aluminium and aluminium alloy enclosures and their welding. These enclosures are pressurized with dry air, inert gases, for example sulphur hexafluoride or nitrogen or a mixture of such gases, used in indoor and outdoor installations of high-voltage switchgear and...

DS/EN 50069 - High-voltage switchgear and controlgear – Gas-filled welded composite enclosures of cast and wrought aluminium alloys
November 6, 2018 - DS

This document applies to welded composite enclosures of cast and wrought aluminium alloy pressurized with dry air, inert gases (e.g. sulphur hexafluoride or nitrogen or a mixture of such gases), used in indoor and outdoor installations of high-voltage switchgear and controlgear with rated voltages...

DS/IEC 62995 - Railway applications – Rolling stock – Rules for installation of cabling
May 23, 2018 - DS

IEC 62995:2018 specifies requirements for the installation of cabling on railway vehicles and within electrical enclosures on railway vehicles, including magnetic levitation trains and trolley buses. This document covers cabling for making electrical connections between items of electrical...

DS/HD 60364-5-52 (SIK) - Low-voltage electrical installations – Part 5-52: Selection and erection of electrical equipment – Wiring systems
June 11, 2018 - DS

IEC 60364-5-52:2009 deals with the selection and erection of wiring systems. This third edition cancels and replaces the second edition, published in 2001, and constitutes a technical revision. The main changes with respect to the previous edition are as follows: - Subclause 521.4 introduces minor...

IEC 62995 - Railway applications – Rolling stock – Rules for installation of cabling
May 1, 2018 - IEC

This document specifies requirements for the installation of cabling on railway vehicles and within electrical enclosures on railway vehicles, including magnetic levitation trains and trolley buses. NOTE With respect to trolley buses, this document applies to the whole electric traction system,...

DS/EN 1366-11 - Fire resistance tests for service installations – Part 11: Fire protective systems for cable systems and associated components
May 15, 2018 - DS

This European Standard describes the method to evaluate the performance of protective sys-tems for electrical cable and busbar systems in order to maintain the circuit integrity under fire conditions to classify the protective system according to EN 13501-3 for the P classification. The test...

NG PS(T) 010 - Policy Statements - Application and Protection Setting Policy for the National Grid UK Transmission System
April 1, 2018 - NG

PURPOSE AND SCOPE This document defines National Grid's policy for the protection arrangements and settings to be applied on its 400kV and 275kV transmission network and lower network voltages at 132kV, 66kV, 33kV and 13kV. Additionally the principles of this document shall be applied to other...

NAS44 - BUSBAR, ELECTRICAL
May 31, 2016 - AIA/NAS
A description is not available for this item.
DS/EN 60445 - Basic and safety principles for man-machine interface, marking and identification – Identification of equipment terminals, conductor terminations and conductors
November 27, 2017 - DS

NEW!IEC 60445:2017 is available as IEC 60445:2017 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC...

NG TGN(E) 298 - Technical Guidance Note - APPLICATION OF EUROCODES TO TS 3.01.04 – MODEL CALCULATIONS
July 1, 2017 - NG

PURPOSE AND SCOPE This technical guidance note provides model calculations on the use Eurocodes for the design of substation structures using TS 3.01.04 Issue 3 Busbar systems for AIS Substations. The model calculations are there for guidance only and should be used by professionally...

IEC 60445 REDLINE - Basic and safety principles for man-machine interface, marking and identification – Identification of equipment terminals, conductor terminations and conductors
August 1, 2017 - IEC

This document applies to the identification and marking of terminals of electrical equipment such as resistors, fuses, relays, contactors, transformers, rotating machines and, wherever applicable, to combinations of such equipment (e.g. assemblies), and also applies to the identification of...

DNVGL-CP-0392 - Busbar trunking systems
March 1, 2016 - DNVGL

This CP gives a description of the procedures and requirements related to documentation, design and type testing applicable for TA of bus trunk. This CP does not set the design requirements to the bus trunk. TA is based on compliance with design requirements given in the DNV GL rules and/or other...

DS/EN 50052 - High-voltage switchgear and controlgear – Gas-filled cast aluminium alloy enclosures
December 19, 2016 - DS

This European Standard applies to cast aluminium alloy enclosures pressurized with dry air, inert gases, for example sulphur hexafluoride or nitrogen or a mixture of such gases, used in indoor or outdoor installations of high-voltage switchgear and controlgear above 1 kV, where the gas is used...

CSA C22.2 NO 229 - Switching and Metering Centres
January 1, 2017 - CSA

This Standard applies to switching and metering centres (hereafter may be referred to for convenience as metering centres or centres) rated 600 V and less, intended to be used in accordance with the Rules of the Canadian Electrical Code, Part I, in nonhazardous locations, to provide switching,...

SNZ AS/NZS 61439.6 - Low-voltage switchgear and controlgear assemblies Part 6: Busbar trunking systems (busways)
May 24, 2016 - SNZ

NOTE 1 Throughout this part, the abbreviation BTS is used for a busbar trunking system. Where reference to Part 1 is made, the term ASSEMBLY therefore reads as "BTS". This part of IEC 61439 lays down the definitions and states the service conditions, construction requirements, technical...

IEC 60269-2 - Low-voltage fuses – Part 2: Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application) – Examples of standardized systems of fuses A to K
August 1, 2016 - IEC

Fuses for use by authorized persons are generally designed to be used in installations where the fuse-links are accessible to, and may be replaced by, authorized persons only. Fuses for use by authorized persons according to the following fuse systems also comply with the requirements of the...

NG CH 10 - Commissioning Handbook - Primary and Secondary Injection Requirement for an Additional Circuit of High Impedance Circulating Current Busbar Protection with Single (Duplicated) Relays per Zone
June 1, 2015 - NG

The purpose of this procedure is to specify the arrangements for the primary and secondary injection of an additional circuit of busbar protection, for a High Impedance circulating current scheme with a single (duplicated) relay per zone. Informative: Such installations are typically in...

NG UKBP/TP 162 - UK Business Procedure/Transmission Procedures - Contingency Plans in Case of Failure of Numerical Busbar Protections
May 1, 2014 - NG

PURPOSE AND SCOPE This procedure provides details for the preparation of contingency plans to be implemented in the event of a failure or unplanned outage of a complete numerical busbar protection system fitted at a 400 or 275kV double busbar substation.

IEC 62271-104 - High-voltage switchgear and controlgear – Part 104: Alternating current switches for rated voltages higher than 52 kV
February 1, 2015 - IEC

Subclause 1.1 of IEC 62271-1:2007 is not applicable, and is replaced as follows: This part of IEC 62271 is applicable to three-pole alternating current switches for rated voltages higher than 52 kV, having making and breaking current ratings, for indoor and outdoor installations, and for rated...

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