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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 […]
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 […]
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 […]
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
New trends of the electrical market: challenges and opportunities for HV Cables
​In a changing electrical market, driven by renewable energies, the target is to get wind or solar energy to the consumption 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 […]
News
CESI supports TSE Testing Laboratory Feasibility
CESI has been awarded a strategic study for TSE Türk Standardları Enstitüsü (the Turkish Standard Institute), institution interested to establish a testing laboratory able to cope with the increasing needs of testing services coming from the fast-growing domestic electromechanical market. TSE was founded in Turkey in 1960 with the purpose of providing services of standardization […]
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HVDC: Back to the future
​The future began in Gotland in 1950. It is here, between this island 90 kilometers off the coast of Sweden and the mainland, that the first direct current connection for the transmission of electricity was made. Though limited in size and power, the project has had enormous resonance. In fact, the prototype developed by ABB […]
Technical papers
Ferroresonance in Inductive Voltage Transformers Or Power Voltage Transformers: analysis, laboratory tests and solutions
A ferroresonance analysis related to HV Inductive Voltage Transformers (IVT) and power Voltage Transformers or Station Service Transformers (PVT/SST) was addressed to develop models based on EMT formulation, enabling detailed ferroresonance risk analyses in specific HV station conditions and helping in the equipment technical specifications (including anti-ferroresonance remedial provisions). The research relied on a comparison […]
Technical papers
Certification of recharging stations for electric vehicles
The evaluation of conformity of electric products has for years now been a warranty element in the market. Certifying Bodies work in a consolidated way and are acknowledged by national and international reference organizations. The arrival of new products in the market, in particular those for which wide diffusion and usability by the public is […]
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HP Labs drive national grids into the future
​ Since the second industrial revolution, the industry development has been strictly dependent from the availability of electric power and the reliability of the electric generation and distribution infrastructure. The reliability of an electric network could be seen as the combined reliability of its power components; since many decades, third party laboratories are trusted institutions […]
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System Adequacy and Market Modelling
The Electric power System has a very important role for the economic development and welfare and is at the heart of a sustainable way to use energy. It is the largest machine ever been engineered: in Italy 60 thousand kilometers of transmission power lines – one and half time the circumference of the Earth – […]
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 […]
Services IEC/IEEE Testing Services and recent updates
IEC 62271-200 – Testing Services – Alternating current disconnectors and earthing switches  (revised in 2021)
The internal arc test on pole-mounted equipment is taken out of IEC 62271-200 and is now covered by the specific standard IEC 62271-214:2019. KEMA Labs already performed tests in accordance with this new standard . Internal arc testing in accordance with IEC 62271-200 For internal arc testing in accordance with IEC 62271-200 for the metal-enclosed […]
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 […]
News
Mr Glabsch elected as Chairman of the STL Technical Committee
​ 38th STL management Committee – Amagasaki, Japan During the 38th meeting of the STL (Short-circuit testing Liaison) Management Committee, composed of representatives of each STL Member and held in Amagasaki (Japan) on the 24th-25th of May, Harald Glabsch (senior expert of IPH GmbH, one of the three platforms of CESI Group) was elected as […]
Type Test of Energy Meter
TYPE TEST OF ENERGY METER
In June 2020, new versions of the EN-IEC product standards for electricity meters, the EN-IEC 62052-11, EN-IEC 62053-21, -22, -23, and -24, were published. These second editions cancel and replace the first editions published in 2003, including their 2016 amendments. This edition constitutes a technical revision. In the 2020 versions, it is mentioned that the […]
Testing Labs
Low Voltage Testing Services
Our independent physical verification of LV panels is 100% based on testing , covering mechanical, dielectric, short circuit and temperature rise effects. It verifies all the normal and fault conditions your panel will experience in real-world operation. We carry out low voltage tests on panels in our own labs against the IEC 61439-1 international standard […]
Testing Labs
Services IEC/IEEE Testing Services and recent updates
International Standards provide instructions, guidelines, rules, or definitions that are then used to design, manufacture, install, test & certify, maintain, and repair devices and systems. They are essential for quality and risk management; they help researchers to understand the value of innovation and allow manufacturers to produce products of consistent quality and performance. International standards […]
Testing Labs
Low Voltage Type Testing
KEMA LABS provide independent hands-on verification of LV panels based entirely on rigorous testing . We test for mechanical, dielectric, short circuit and temperature rise effects covering all the potential conditions your panels will go through in day-to-day operation. Our labs test panels against the IEC 61439-1 international standard at both 50 Hz and 60 […]