- Trained on our vast library of engineering resources.
loading
NG TS 3.24.34 - Technical Specifications - BUSBAR PROTECTION
January 1, 2019 - 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...

DNVGL-CP-0392 - Busbar trunking systems
July 1, 2019 - 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...

NR/L3/ELP/27240/NR/D C33J - Maintenance of ABB SMOS Light 25kV Switchgear Pallets and Busbars
December 5, 2020 - NR

Includes: ABB SMOS Light Switchgear pallets and busbars, installed at Western Route 25 kV substations and sites, west of Maidenhead. Table 1 shows the different equipment types included on the different pallet types.

NR/L3/ELP/27240/NR/D/C33L - Maintenance of RATS Automation and IPC Systems on Wales and Western Region Only
December 5, 2020 - NR

Includes: 25 kV A.C. RATS (Rationalised Auto-transformer System) automation and IPC (Integrated Protection and Control) equipment, installed at Wales and Western ATFS, MPATS, SATS and ATS substation sites and Track Sectioning Switch Control Cubicles (TSSCCs) between Maidenhead MPATS and Canton ATFS...

NR/L2/SIG/30014/D115/DT20 - Signalling Works Testing Handbook: Defined Technical Verification Test - Wire Count and Continuity Test
December 5, 2020 - NR

PURPOSE: A WIRE COUNT is a Check that the correct number of wires or conductors is connected to each terminating point as shown on the wiring diagrams and any analysis. The wire count shall be carried out with all wires terminated and permanently labelled. Care shall be taken to include any links...

IEC 62271-104 - High-voltage switchgear and controlgear – Part 104: Alternating current switches for rated voltages higher than 52 kV
August 1, 2020 - IEC

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 frequencies up to and including 60 Hz. This document is also applicable to the...

IEC 61534-1 - Powertrack systems – Part 1: General requirements
July 1, 2020 - IEC

This part of IEC 61534 specifies general requirements and tests for powertrack (PT) systems with a rated voltage not exceeding 277 V a.c. single phase, or 480 V a.c. two or three phase 50 Hz or 60 Hz with a rated current not exceeding 63 A. These systems are used for distributing electricity in...

NG UKBP/TP 162 - UK Business Procedure/Transmission Procedures - Contingency Plans in Case of Failure of Numerical Busbar Protections
December 1, 2018 - NG

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

UL 61010-2-032 - Standard for Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use - Part 2-032: Particular Requirements for Hand-Held and Hand-Manipulated Current Sensors for Electrical Test and Measurement
January 10, 2020 - ULSE

610100-000020-000320 1 Scope and object This clause of Part 1 is applicable except as follows: 1.1 Equipment included in scope Replace the existing text with the following: This part of IEC 61010 specifies safety requirements for HAND-HELD and hand-manipulated current sensors described below. These...

IEC 61010-2-032 REDLINE - Safety requirements for electrical equipment for measurement, control and laboratory use – Part 2-032: Particular requirements for HAND-HELD and hand-manipulated current sensors for electrical test and measurement
June 1, 2019 - IEC

Scope and object Equipment included in scope This part of IEC 61010 specifies safety requirements for HAND-HELD and hand-manipulated current sensors described below. These current sensors are for measuring, detecting or injecting current, or indicating current waveforms on circuits without...

CEI EN 50069 - High Voltage Switchgear and Controlgear - Gas filled welded composite enclosures of cast and wrought aluminium alloys
May 1, 2019 - CEI

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...

NAS44 - BUSBAR, ELECTRICAL
May 31, 2016 - AIA/NAS
A description is not available for this item.
CEI EN 50068 - High-Voltage Switchgear and Controlgear - Gas-filled wrought steel enclosures
March 1, 2019 - CEI

This document applies to wrought steel 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 controlgear with rated...

CEI EN 50064 - High-voltage switchgear and controlgear - Gas-filled wrought aluminium and aluminium alloy enclosures
March 1, 2019 - CEI

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...

CEI EN 50588-4 - Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV Part 4: Transformers with cable boxes on the high-voltage and/or lowvoltage side - Cable boxes type 2 for use on transformers meeting the requirements of EN 50588-2
August 1, 2018 - CEI

Cable boxes described in this European Standard correspond to cable boxes Type 2 in EN 50588-2 and are suitable for assembly on the cover of oil-immersed distribution transformers meeting the requirements of EN 50588-2. Cable boxes are air-filled, metal- or non-metal enclosed, for high- and/or...

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...

NR/L2/SIG/11201/MOD B3 - Signalling Design Handbook: Circuits - General
June 2, 2018 - NR

Inclusions This module applies to the design of electrical circuits associated with: a) electro-mechanical signalling systems; b) electro-pneumatic signalling systems; c) relay based signalling systems; and d) electronic signalling systems. It applies to both internal and external circuits,...

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,...

Advertisement