Digital Star Top Job Logo

high voltage switchgear testing procedure

Low Voltage Laboratories
Low Voltage Standards: IEC 61439-2, IEC 61439-6, IEC 61643-11, IEC 61921, IEC/TR 61641
Adhering to international standards ensures the safety, reliability, and efficiency of electrical systems in electrical engineering. The standards IEC 61439-2, IEC 61439-6, IEC 61643-11, IEC 61921, and IEC/TR 61641 are crucial for various low- voltage applications. Each standard addresses specific electrical equipment and installation requirements, ensuring safe and effective operation. IEC 61439-2 IEC 61439-2 specifies […]
Low Voltage Laboratories
Low Voltage Standards: IEC 61992
In electrical engineering, international standards ensure electrical systems’ safety, reliability, and efficiency. The standards IEC 61992-2, IEC 61992-3, IEC 61992-4, and IEC 61992-6 are crucial for low- voltage applications in railway systems. Each standard addresses specific requirements for electrical equipment and installations, ensuring their safe and effective operation. IEC 61992-2 IEC 61992-2 specifies requirements for […]
Low Voltage Laboratories
Low Voltage Standards: IEC 60077-3, IEC 60269-2, IEC 60947-2, IEC 60947-3
Adhering to international standards ensures the safety, reliability, and interoperability of electrical components and systems in electrical engineering. Four key standards for low- voltage applications include IEC 60077-3, IEC 60269-2, IEC 60947-2, and IEC 60947-3. Each of these standards addresses specific aspects of low- voltage equipment and its safe operation. IEC 60077-3 IEC 60077-3 is […]
HIGHVOLTAGE TESTING LABORATORY IN THE US
HIGH – voltage TESTING LABORATORY IN THE US The imperative for efficient energy transmission across vast distances has escalated, propelling manufacturers into intensified research, development, and production endeavors to create components capable of withstanding and transmitting higher voltages with optimal efficiency. Amidst this landscape, KEMA Labs High – Voltage laboratories stands tall as a globally […]
Products Expertise
High and Medium Voltage Switchgear Assemblies and Switching Devices
Switchgears and control gears are important nodal points in modern power systems and it is vital that they work reliably . Our independent testing , to the highest internationally recognized standards, allows you to prove to grid operators that your circuit breakers deliver robust short-circuit performance for today’s networks. Kema Labs offers short-circuit testing and […]
High-Power Testing Laboratories in the US
HIGH -POWER TEST LABORATORY IN THE US – THE LARGEST FACILITY IN AMERICA Located in Chalfont, Pennsylvania (USA), KEMA LABs stands as a beacon of excellence for electrical testing services. KEMA LABs specializes in a broad array of tests , notably including both AC and DC high -power short-circuit examinations, as well as extensive high […]
Testing Labs
High Voltage Testing
Component manufacturers are continually striving to produce equipments that are capable of operating at higher voltage stresses with more challenging insulation coordination requirements.  Research and development into these cutting-edge components is increasingly important due to the growing need to move energy over longer distances.  The High – Voltage Laboratory at KEMA Labs is an independent […]
Testing Labs
High Voltage Testing Laboratories
It has become increasingly important to be able to transport energy over longer distances, pushing manufacturers to research, develop and produce components that can operate at higher voltages . KEMA Labs High – Voltage laboratories is a renowned independent facility for testing and certifying medium and high voltage components used in electrical infrastructure . Our […]
Products Expertise
Low Voltage Switchgear Assemblies and Switching Devices
For low voltage switchgear and controlgear assemblies (lv panels), quality means safety. Poor quality can lead to power outages, fires or injury, so contractors need to have complete trust in the components they buy. Our testing approach and type test certificates provide the trusted evidence you need to convince your customers of the quality of […]
Testing Labs
High Voltage Direct Current Laboratories
HVDC power transmission is becoming increasingly important as great amounts of energy generated by remote renewable energy sources have to be transported over large distances, and, its share grows rapidly. If transmission lines fail, it leads to huge outage costs that can seriously affect project cash flows. As a result, system operators and manufacturers are […]
Technical papers
Optical PD detection in high voltage cable accessories
Optical partial discharge detection is a new method to perform diagnosis of the insulation system detecting optical signals which are coming up at the same time.This method does not work with the electrical signals which are caused in case of partial discharges though. On the basis of this different physical process, external electrical noise can […]
Technical papers
Proving reliability of High Voltage cable systems: AC and DC critical aspects
In a changing electrical market, driven by renewable energies, the target is to get wind or solar energy to the cons​umption centers. Nowadays Transmission System Operators (TSO) are worldwide searching for innovative solutions in developing the transmission grid and, as a result, it is likely that the application of extra high voltage AC and DC […]
Technical papers
Advanced Operation of the High Voltage System Highlights from the Italian Plan for System Security,Advanced Operation of the High Voltage System Highlights from the Italian Plan for System Security
The Italian Plan for System Security (IPSS) is a coordinated actions program devoted to revise and possibly improve practices and systems used for the Italian Transmission System Operation. The IPSS is lastly introducing modern operating solutions which are parts of both the Smart Grid for Transmission paradigms and the ENTSO-E research emerging initiatives. As known, […]
Testing Labs
High Current Test Laboratories
Kema Labs variable frequency ultra- high current test laboratories can test any equipment that requires either a high current test or a special test frequency (or a combination of both). Tests can be done in triple phase or single phase. Our variable frequency and ultra- high AC current test laboratories can test at any desired […]
Testing Inspection and Certification
On Site Testing
Whenever you install a new or refurbished component, it is essential to verify that it works properly before you put the component or substation into service. Even the smallest failure could cause a full-scale short circuit – with potentially disastrous consequences. Kema Labs offers onsite commissioning testing of components such as transformers, generators and high […]
Testing Labs
Synthetic testing laboratories
KEMA Labs has been a pioneer in developing synthetic test methods. Our Laboratories has achieved the most powerful short circuit and synthetic test capabilities ever in our independent testing and certification laboratory , which can short-circuit test 1,200 kV power equipment, with the highest short circuit power of up to 15,000 MVA. Reaching the high […]
High Power Testing Laboratories
High-Power Testing Services
High -Power Testing Services Kema Labs Laboratories provide high -power testing services which include short circuit, switching testing , and short-time current testing based on international and regional standards, to utilities and equipment manufacturers all over the world. Several high -power labs are available in different locations, with short circuit power starting from 2,000MVA up […]
Technical papers
Safety issues in case of internal arc on HV cable terminations, bushings
Worldwide demand for new T&D networks will increase in the near future pushing the utilities to install a larger number of high voltage equipment like cable terminations, bushings and surge arresters. Meanwhile the attention to environmental and safety issues is generally increasing . The aim of this paper is to analyze the potential risks associated […]
Services IEC/IEEE Testing Services and recent updates
IEEE C57.164:2021 – Guide for establishing Short-Circuit Withstand Capabilities of Power Transformers, Regulators, and Reactors
This IEEE Guide describes the ways to establish the capabilities for withstanding short-circuit currents resulting from external short-circuit faults. The procedures described in this document are always based on the results of actual short-circuit tested transformers, being used directly as reference or the evaluated short-circuit stresses during such tests. Other standards and updates New editions […]
Labs
KEMA Labs Berlin
Nestled in the northeastern expanse of Berlin, along the vibrant Landsberger Allee and close to the industrial heartland of Lichtenberg, KEMA Labs Berlin emerges as a testament of innovation and excellence in the electrical testing . Founded in 1956 as a national German high power test laboratory, today it stands as a leading facility for […]