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high-voltage labs

Testing Labs
Prequalification Test Bays
Utilities want high -quality products that minimize the risk of failures in their networks. Prequalification testing of high – voltage power cable systems demonstrates that cables are reliable for long-term use under normal operating conditions. KEMA Labs , with more than 20 dedicated and independent prequalification test bays, is the global leader for high voltage […]
News
The first European independent HVDC lab
​The new lab represents a global center of excellence and is based on “state-of-the-art” technologies for testing cables, components and innovative systems for High Voltage Direct Current, a strategic asset for long distance energy transmission. It is the first and biggest European independent laboratory for Direct Current and it leverages the most modern technologies able […]
Labs
Prague
Situated just 15km east of Prague’s vibrant city center, KEMA Labs Prague is a cornerstone in the Czech Republic’s electrical testing landscape. Established in 1953 under the auspices of the Czech Technical University’s Research Institute, this laboratory has grown to become a specialist in testing across a broad spectrum, including low- voltage , medium- voltage […]
Labs
Mannheim
The Mannheim laboratories are located in the south east of the city between the Neckar and Rhein rivers in one of the largest green areas in Baden-Württemberg. The labs ’ history dates back to 1956, when the high voltage testing laboratory and the modern high power test laboratories were built. The site also boasts cutting-edge […]
Labs
Milan
Welcome to KEMA Labs Milan, key component of the globally recognized CESI group, located in Milan, Italy. Our facility stands as a beacon of advancement in the field of electrical testing, offering an array of services unparalleled in scope and technical sophistication. KEMA Labs Milan boasts state-of-the-art facilities, including a high voltage laboratory, an indoor […]
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 […]
Products Expertise
Power Electronics
The growth of distributed power generation is driving the increasing use of power electronics equipment to connect renewable energy sources to existing grids. For component manufacturers and utilities, testing is the key to ensuring these grid inverters and converters perform as specified. In our lab we set electrical boundary conditions for realistic grid conditions and […]
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 […]
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 […]
CHALFONT LABORATORIES JOINS CESI
Milan, March 2, 2020 – The change in ownership of the Chalfont (USA) Laboratories’ from DNV GL to CESI has completed today. The independent testing facility in Chalfont is the largest of its kind in the United States. It features 1000 MVA and 2500 MVA short-circuit generators; a 1500 kV impulse generator; a 600-kV power […]
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, […]
Products Expertise
Transformers
Power transformers are key components in power production, transmission and distribution, interconnecting systems that have different rated voltages , from power plants to final users . KEMA LABS tests power and distribution transformers up to the highest power and highest voltage ratings in use today. We test transformers to standards such as IEC 60076 (oil-filled), […]
News
CESI | GEPL starts in the Middle East
Today marks the beginning of Gulf Electrical Power Laboratories (CESI | GEPL) Today marks the commencement of Gulf Electrical Power Laboratories (CESI|GEPL) operations in the Middle East. Our joint venture with GCC Electrical Testing Laboratory was conceived as a call to stricter specifications of power components compliant to the highest international standards. This state-of-the-art electromechanical testing […]
Views
High RES penetration impact on Operations
​The development of Renewable Energy Sources (RES) is rapidly growing worldwide and they will play an increasingly important role in electricity power systems in the coming years. The majority of this is expected to be from Variable Non-Synchronous Renewable (VNSR) generation sources. According to the 2020 targets, significant volumes of VNSR generation are estimated across […]
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 […]
Testing Labs
Pollution Laboratories
Salt fog stress in beachfront areas, industrial pollution, mist or rain can all cause flashovers on outdoor high – and medium- voltage equipment. Kema Labs pollution test laboratories can perfectly reproduce heavy conditions in accordance with most global standards . Test & Ratings Tests Ratings Pollution test (IEC 60507) Up to 600 kV AC Pollution […]
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 […]
News
CESI’s new HVDC Laboratory Opening Ceremony
​ CESI’s newest HVDC Laboratory at FGH’s Facility will be celebrated in Mannheim on September 2nd, 2014 with a unique Opening Ceremony at the presence of local stakeholders and key international clients. CEOs from global Utilities and Cables manufacturers, alongside with top business professionals, will gather and discuss during a special Symposium about the state […]
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 […]
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 […]