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switching device testing

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 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 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 […]
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 […]
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 […]
Services IEC/IEEE Testing Services and recent updates
IEC 62271-103 – Testing Services – Alternating current switches for rated voltages up to and including 52 kV
IEC 62271-103 revised in 2021 – The standard for alternating current switches IEC 62271-103 has been updated to align with other related product standards (for example IEC 62271-102 for earthing switches /disconnectors) for the kinematic chain and test on the position indicating device , making tests more uniform and have more clear acceptance criteria for […]
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 […]
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 […]
Products Expertise
Measuring relays, and protection equipment
Measuring, protecting, controlling and maintaining electricity power networks in a smart grid world requires intelligent electronic devices (IED), such as smart energy meters , measuring relays, protection systems, control and automation devices . Protection relays may be called into action rarely or switch when they are not required. The consequences could be disastrous for the […]
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 […]
Smart Metering Laboratories
ELECTRICITY METER CERTIFICATION
As of June 2020, updated editions of the EN-IEC electricity meter standards were released, namely EN-IEC 62052-11, EN-IEC 62053-21, -22, -23, and -24. These editions, supplanting those from 2003 and their amendments from 2016, represent significant technical updates. The IEC’s technical committee TC13 has advised that nations should implement the 2020 standard revisions within two […]
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 […]
Technical papers
Smart Grids: Preliminary MV Network Model using real time digitalsimulator and real devices in a closed loop control
The wide diffusion of Distributed Generation (DG) represents a possible development of modern electrical systems that can evolve towards “Smart Grids”. In fact, Smart-Grids should manage energy production and loads in a smart way, through appropriate communication systems and applications to be designed for the scope. Moving in this direction, Enel Distribuzione, built up a […]
Testing Labs
Electromagnetic Compatibility Laboratories
Electromagnetic waves are not seen but they are everywhere. From the 1960s onwards, the world’s militaries have had to test how different electronic devices interact with each other, and devices in everyday life now need to be tested as well. Kema Labs is leader in electromagnetic compatibility (EMC) testing for 40 years and plays host […]
Views
Cyber Security for the electricity sector
​ Like many other systems of systems (SoS), the electric grid is facing challenges as devices originally intended to be either standalone or locally networked are now being connected to both advanced management systems and to non-operational systems with exposure to the Internet. Generation, transmission and distribution systems which were previously connected to control centers […]
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 […]
News
ENERNEX FOR POWER GRID MODERNIZATION
​Milan, March 12, 2019 – EnerNex, a CESI company, has recently been selected by the Public Utilities Commission of Ohio (PUCO) to support its grid modernization efforts. The Company will be the key Consultantto facilitate PUCO’s Data & Modern Grid Workgroup (DWG) and the Distribution System Planning Workgroup (PWG). Specifically, the DWG will focus on […]