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high voltage insulator testing

Low Voltage Laboratories
IEC 61992-2
IEC 61992-2 specifies requirements for insulation coordination in railway applications. This standard ensures that electrical equipment can withstand voltage stresses, preventing insulation failures that could lead to system breakdowns or hazards. It provides comprehensive guidelines to maintain the integrity of electrical systems in demanding environments​​. Key Points of IEC 61992-2 Implementation Details The IEC 61992-2 […]
Low Voltage Laboratories
IEC 61992-6
IEC 61992-6 specifies requirements for DC switchgear assemblies in railway applications. This standard ensures that switchgear assemblies can safely manage and distribute electrical power in DC systems. It provides guidelines for the design, construction, and testing of these assemblies to ensure they can withstand the electrical and mechanical stresses typically encountered in railway environments​​​​. Key […]
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 […]
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 […]
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 […]
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 […]
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 […]
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 […]
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 […]
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 […]
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 […]
Views
HV tests for on-site cable diagnostic
Energy utilities need on-site AC high – voltage acceptance tests on their cable systems and switchgear, in order to ensure the quality of their transmission systems; such tests need to be performed on site with special equipment as well as remarkable measurement technology and diagnosis at voltages of up to 500 kV. Complete acceptance tests […]
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 […]
Labs
Arnhem
KEMA Labs Arnhem stands at the forefront of power industry testing , delivering specialized services unparalleled in scope and precision. Our state-of-the-art High Power Lab is equipped with six 2100 MVA short-circuit generators, enabling extensive AC and DC testing capabilities. Complementing this, our High Voltage Lab excels in Dielectric testing , ensuring a comprehensive examination […]
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 […]
Technical papers
PD in cable accessories
Optical PD detection in high voltage cable accessories A novel method in order to perform diagnosis of the insulation system is optical partial discharge detection. This method does not work with the electrical signals which are caused in case of partial discharges but rather detects the optical signals which are coming up at the same […]
Testing Labs
Climatic Chambers
Particular environmental conditions can significantly affect the behaviour of electrical equipment, generally reducing its capability. Kema Labs has more than 20 climatic chambers of different sizes, from 0.3 m 3  up to 31 m 3 , as well as two thermal chambers of 400 m 3  and 750 m 3  where ice tests on transformers […]
News
Jicable’15
​ CESI Group will be present with four papers at Jicable Conference in Versailles, France from 21st to 25th June. Jicable is the main forum where you can meet with the major experts in AC and DC insulated power cables and their accessories, from low voltage and special cables up to ultra- high voltage cables […]
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
HVDC link Sardinia Island
The essential characteristics and the steps followed in the realization process of the new ±500 kV 1000MW HVDC link Sardinia Island – Italian Peninsula (SAPEI), whose completion was achieved at theend of 2010, are presented in this paper. Notwithstanding the growing application of HVDC links around the world and the acquiredexperience in the area of […]