Digital Star Top Job Logo

insulation cable test

HIGH-VOLTAGE 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 recognized and independent facility […]
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 crucial for […]
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 requirements […]
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 insulation […]
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-voltage assessments.  Our […]
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 such as […]
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 facility that […]
Technical papers
On the way to compare the polarity reversal withstand capability of HVDC mass-impregnated and extruded cable systems
​The reversal of voltage polarity is essential in HVDC cablesystems with Current Source Converters (CSC), since it enables to revert the direction of the power flow. Mass Impregnated Non-Draining (MIND) cables are known tobe able to withstand the voltage polarity reversal without particular problems. TERNA, the Italian Transmission System Operator (TSO), has introduced since many […]
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 to 15,000 MVA […]
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 Laboratories can test […]
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
High Power Testing Laboratories
Kema Labs High Power Laboratories provide 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 to 15,000 MVA three phase, the widest […]
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 […]
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
Field measurements and frequency domain modeling of a 400 kV underground cable line
The length of XLPE- insulated underground cable lines in the European HV / EHV network is experiencing a fast growth due to the increasing number of submarine interconnections and suitability to be installed also in urban area with nil visual impact after installation. Use of cable stretches in combination with overhead lines has proven to […]
High Power Testing Laboratories
High Power Testing: Advanced Methodologies and Certifications
KEMA Labs High Power Laboratories stands at the forefront of cutting-edge high power testing solutions, catering to the intricate requirements of global utilities and equipment manufacturers. With our state-of-the-art facilities and seasoned test engineers, we provide technical expertise and precision in high power testing . Comprehensive High Power Testing Capabilities Our extensive repertoire of high […]
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 […]
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 as […]
News
CESI at INMR 2013
CESI confirming the keen and strong presence in World market of testing Insulators , arresters, Bushings and Cable Accessories has joined also the 2013 edition of the INMR WORLD CONGRESS to be held in Vancouver, Canada: September 8-11, 2013. INMR WORLD CONGRESS is combining a Conference attended by the World top Experts in the sector […]
News
CESI AT THE 2017 INMR WORLD CONGRESS
Barcelona, November 6  2017 – CESI is at the 2017 INMR World  Congress, presenting two papers. On top of that, our company is pleased to welcome participants to its stand, n.° 59&60, in the exhibition area. The first CESI paper “Trends in Energy & Electrical Power Worldwide & Impact on Development of T&D Systems” will […]