Factory portrait Wettingen, Switzerland

arresters for traction and MV systems, HV GIS surge arresters and voltage limiting devices. Manufacturing Execution System (MES) The MES allows tracking the surge arresters all the way: from supplies of raw materials, through manu - facturing and testing of MO resistors and the surge arresters, until packing and delivery to the custom-ers.Get price

Gas-Insulated Substations : GE Grid Solutions

Grid Solutions HV/MV Equipment Gas-Insulated Solutions Gas-Insulated Solutions GE designs, manufactures, installs and services a full range of state-of-the-art Gas-Insulated Substations (GIS) for utilities and industries worldwide.Get price

GIS Instrument Transformers: EMC Conformity Tests for a

GIS Instrument Transformers: EMC Conformity Tests for a Reliable Operation in an Upgraded Substation W. Buesch1) G. Palmieri M.Miesch J. Marmonier O. Chuniaud ALSTOM LTD 1) ALSTOM LTD High Voltage Equipment Carl-Sprecher-Strasse 3 CH-5036 Oberentfelden, Switzerland Tel.: +41 (0)62 737 37 80 Fax: +41 (0)62 737 33 99Get price

Medium Voltage blue GIS | Systems | Siemens Global

Technical Report on alternative to insulating gas gas in MV HV electrical equipment TD Europe is the European association of the electricity transmission and distribution equipment and services industry. Its scope includes the complete range of products and services necessary to transmit and distribute electricity in high- and medium-voltages, betweenGet price

ABOUT - PT High Volt Technology

High Volt Technology (HVT) is specialized, innovative and independent company in installation, testing, commissioning, monitoring, diagnosis, assessment and maintenance of High Voltage Equipments. HVT emerged as worldwide service provider for installation, testing, commissioning and on site HV test with partial discharge measurement for Gas Insulated Switchgear (GIS), Air Insulated Switchgear (AIS) and Gas Circuit Breaker (GCB) up to 500 kV.Get price


HV SUBSTATION PROJECT BRIEF HISTORY Et bihl d i 1987 f th il ti f l HV MV d Established in 1987 for the realization of complex HV, MV and LV projects. The Division starts with 5 engineers in the Construction of the Congress Palace 60/20kV S/S in Syria and the Rehabilitation of Jamhour Bsalim 150kV S/S in Lebanon.Get price

High-voltage systems for substations | Portfolio | Siemens

Siemens Energyscope of supply comprises much more than the high-voltage equipment that is required for the operation of a substation. It includes high- and medium-voltage switchgear, transformers, and equipment as well as all ancillary systems for control, protection, communication, and condition monitoring.Get price

IEC and IEEE Standards for High-Voltage Switchgear and

Standardization of the Ultra-High Voltage level ( 800 kV a.c.) The first step is the definition of rated voltage(s) and insulation levels by TC28 and TC8. Concerning high-voltage switchgear, IEC SC17A asked CIGRE SC A3 to set up a new working group to study technical requirements for UHV equipment.Get price

Switchgear and Substations

t Transform voltage levels within the high-voltage system (HV/HV) t Step down to a medium-voltage level of a distribution system (HV/MV) t Interconnection in the same voltage level. Scope High-voltage substations comprise not only the high-voltage equipment which is relevant for the functionality in the power supply system.Get price

Gas-Insulated Substations - GIS

Nov 10, 2010 · A gas-insulated substation (GIS) uses a superior dielectric gas, Sulfr hexafluoride, at moderate pressure for phase-tophase and phase-to-ground insulation. The high voltage conductors, circuit breaker interrupters, switches, current transformers, and voltage transformers are in Sulfr hexafluoride gas inside grounded metal enclosures. The atmospheric air insulation used in a conventional, air-insulated substation (AIS) requires meters of air insulation to do what sf 6 can do in centimeters.Get price

Gas-insulated switchgear (GIS) - Hitachi ABB Power Grids

Gas-insulated high-voltage switchgear (GIS) is a compact metal encapsulated switchgear consisting of high-voltage components such as circuit-breakers and disconnectors, which can be safely operated in confined spaces. GIS is used where space is limited, for example, extensions, in city buildings, on roofs, on offshore platforms, industrial plants and hydropower plants.Get price

Medium Voltage Switchgear

† Integrated low voltage compartment for installation of: - terminals - MCBs - pushbuttons - protection devices - low voltage cables. Fig. 1: Single line diagram of typical SIMOSEC switch-gear Make-proof grounding switch Three-position switch-disconnector Current transformer Capacitive voltage detection system HV HRC (current limiting) fuseGet price

High Voltage Switchgear Breakers

Hitachi ABB Power Grids offers a comprehensive range of high-voltage switchgear and breakers up to 1200 kilovolts AC and 1100 kilovolts DC that help enhance the safety, reliability and efficiency of power networks while minimizing environmental impact. Our technology leadership continues to facilitate developments in areas such as ultra-high-voltage power transmission, enabling smart grids andGet price

Our offer at a glance - Schneider Electric

handling Single busbar system Fixed type For traction application 1 or 2 pole solution BIL 200 kV, suitable for traction side container Substation No gas handling Single busbar system Fixed type Mainly with C.B. but also switch-disconnector functions Less Space-More Power Very compact design Flexible busbar system Outer cone cable connection NoGet price

How to operate or service high voltage switchgear containing

Dec 31, 2014 · Most large high-voltage swithgear equipment is fitted with a pressure or density monitoring device, so doesn’t require leak checks. Operator and service companies share responsibility forGet price

National Grid UK Electricity Transmission plc

HV Equipment • The relevant HV Equipment shall then be selected to local control at either the substation control point or the local control point by the Authorised Person • LV and mechanical safety precautions shall then be established as per the requirements of the Safety RulesGet price

Operation and Maintenance Customer Training Gas-insulated

The course location is ABB’s Training Center in Zurich, Switzerland. — Gas-insulated Switchgear ABB is a leader in high-voltage GIS technology with a global installed base of more than 30,000 bays. The following program is used for reference. The program can be adjusted according to special customer needs. Main components of the GIS:Get price

Shore Power Connection Worldwide Implementation

Since beginning of 2000 new High Voltage electrical shore to ship power systems have been developed . High Voltage required the implementation of more equipment on board and on shore to achieve the results of a safe and reliable electrical connection HV shore supply systems consist in following major parts Shore equipmentGet price


few components: HV gas-insulated switchgear (“GIS”), HV circuit breakers, and LV capacitors). The Target is an important producer of most HV products as well as certain MV and LV products and related services.10 4.1.1. Product market (A) The Commission’s decisional practiceGet price

Switchgear - Wikipedia

In an electric power system, switchgear is composed of electrical disconnect switches, fuses or circuit breakers used to control, protect and isolate electrical equipment. . Switchgear is used both to de-energize equipment to allow work to be done and to clear faults downstrGet price

Medium voltage switchgear - Schneider Electric

Medium – 1.1kV < highest voltage of the equipment ≤ 36kV High – 36kV < highest voltage of the equipment ≤ 245kV Extra high – 254kV < highest voltage of the equipment ≤ 800kV Ultra high – 800kV < highest voltage of the equipment On this course we will concentrate on switchgear suitable for medium voltage systems up to 36kVGet price

Management System Document Safe Work Practices on High

4 | Safe Work Practices on High Voltage Cables 2 1. Purpose This document supports the Power System Safety Rules and its requirements assembled under ‘High Voltage Transmission Cables’ Category 7. The document describes safe working practices on High Voltage (HV) cables and pilot cables. 2. SScopeGet price

Low-voltage controls and power distribution | Energy

Low-voltage components - SENTRON Our components ensure a fail-safe power supply and can be integrated seamlessly into holistic energy efficiency concepts and into building and industrial automation. Professional software and data enable efficient, standard-compliant planning and error-free configuration and documentation.Get price


High Voltage XLPE Cable Systems Techincal User Guide Brugg Cables Page 6 2. Cable layout and system design The dimensioning of a high voltage cable system is always based on the specifications and demands of the project at hand. The following details are required for calculation: - The type of cable insulationGet price

Electrical substation - Wikipedia

Transmission substations can range from simple to complex. A small "switching station" may be little more than a bus plus some circuit breakers.The largest transmission substations can cover a large area (several acres/hectares) with multiple voltage levels, many circuit breakers, and a large amount of protection and control equipment (voltage and current transformers, relays and SCADA systems).Get price

Downloads - PFISTERER

Here you can download information about the Group and our products, as well as our consumer magazine CONNECT | Visit our download area.Get price

Pawan Kumar Rai - Engineer Installation Commissioning

7. Issuing of non-conformance reports for damage or missing equipment. 8. Testing of all GIS equipment like C.T., V.T., Breaker, etc. 9. Test report and all other documents preparation and submitted to customer 10. Supervising and coordinating the loop check activities participation at site meetings as requested by the Project Manager/ServiceGet price

HV Cable Joints Terminations | High Voltage 11kV 33kV Heat

Cable terminations and joints for use on MV HV electrical power distribution systems should only ever be installed by trained and competent Jointers in accordance with the manufacturers installation instructions – Thorne Derrick can provide expert technical support to ensure the supply of the correct cable accessory for medium/high voltageGet price

| Think Grid

In August 2014, GE unveiled g3 (g cubed) its ground-breaking solution for replacing insulating gas in high-voltage equipment. Since then, much has happened. g3 products have been installed successfully in several countries, and g3 life-cycle assessments have underscored the huge environmental benefits of the new gas mixture.Get price