Nuclear Applications
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Low voltage safety related induction motors Alternators for emergency diesel generators

Trusting our nuclear expertise & safety culture Leroy-Somer, a world-class organization at your service Leroy-Somer is a world leading manufacturer of drive systems, electric motors and alternators. The company has built a global organization and processes connecting some of the best experts in Motor & Drive systems and Power Generation around the world. This unique approach allows for global project management, with direct input from R&D and engineering. Leroy-Somer also provides comprehensive customer support, from initial specifications to equipment commissioning stage, including...

Long term nuclear strategy Over the years, Leroy-Somer has developed a strong nuclear knowledge and a dedicated organization for the specific activities that are core of the nuclear expertise. Our team is trained and expertized all along the complete value chain. A dedicated team with recognized expertise Leroy-Somer has built a team of nuclear experts understanding all the requirements and expectations for the management of any nuclear project. • Applicable nuclear qualification standards • Supply chain • Design, manufacturing and test processes • Quality & traceability controls •...

Meeting the highest standards Well established Quality Management System (QMS) Our general Quality Management System is ISO 9001 and ISO 14001 certified. Our nuclear activities are compliant with the IAEA international nuclear quality standards such as IAEA-50-C-Q or GS-R-3. All staff involved in nuclear activities attend special training session to maintain their safety awareness and expertise at the highest level. Our organization is fully audited by our main clients and international operators on a regular basis. Our offering also satisfies with key quality requirements such as EDF SGAQ....

Proven qualification processes Our nuclear range of motors and alternators is qualified for normal & accidental conditions (Earthquake - LOCA) Our qualification file follows the requirements of the main international codes & standards: • RCC-E 2012 (1EK1, K2, K3, K3AD, NC) • IEEE 323-334-344-387 • IEC 60-980 • IEC 60-034 series • Others Our products have been tested by recognized certifying laboratories regarding all required specifications: • Thermal ageing • Mechanical ageing • Irradiation ageing • Electromagnetic compatibility test • Vibration & Seismic test All personnel involved in...

Providing high-end project management Comprehensive project organization Our dedicated nuclear teams are organized to meet your expectations. A single project manager will follow-up on your order, from the initial specifications to the final delivery phases and the maintenance program. We ensure an efficient execution of the contract during the design and manufacturing phase in close relationship with our customer (schedule management, supply of qualification documentation, customer review, witness management, review of the End Of Manufacturing Report). This project organization is key to...

Document workflow • Project Schedule • Follow-up document • Quality Related Activity list (QRA) • Data sheet • Torque and current curves • List of electrical consumers • Motor drawings • Seismic calculation note • Natural frequency note • Qualification summary note • End Of Manufacturing Report

Applications for nuclear power plants Various Pumping, Ventilation, Compressor, Filtering, Hoisting Systems, … Actuator & Valve control K1 and K2 qualified motors Containment room LHSI pump EFWS-ASG pump Low head safety injection pumping system K3 AD Emergency feed water system K3 CHRS - EVU pump Containment heat removal system K3AD

AREVA, representation of the EPR™ reactor © AREVA, Image & Process Alternator for Emergency Diesel Genset Alternator for Ultimate Diesel Gensets Double Analog Voltage Regulator cabinet RCCE K3 qualified cabinet Single Analog Voltage Regulator Analog AVR for cabinet mounting

Outstanding product range Solid design Our highly skilled engineering teams focus on optimization and continuous improvement resulting in outstanding electrical performances, life span and mechanical behavior. For this purpose, we use the best computation tools relying on Finite Element Analysis (FEA) and 3D CAD design. We work in close collaboration with engine manufacturers at every stage, from initial specifications to final testing, with the aim to ensure a sound behavior of the engine-generator system on site. High-quality production Our production sites, located in France for the...

Induction low voltage motors Design, development, and manufacturing of induction low voltage motors for the auxiliaries (pumps, compressors, fan, valves, handling...) in nuclear power plants. The dedicated nuclear range of induction motors meet the performance requirement for energy using product specified in the European legislation (directive 2009/125/CE/ of October 21, 2009 and the ERP regulation 640/2009 of July 22, 2009. Our motors are K1, K2 safety classified inside reactor building, or K3, K3AD, NC, NC AD inside conventional islands. Range of power supplied: from 0.55 kW to 675 kW....

Safety related solutions for nuclear power plants Customized local services and round-the-clock support Ireland United Kingdom Germany France Spain USA Morocco Mexico Venezuela - Audit and consultation - Industry leading install base audits - Optimizing energy savings and payback - Retrofit and system upgrades - Installation and commissioning - Comprehensive training - Maintenance - Global facilities and resources

An enhanced global presence that benefits all our customers Through our integrated organization, we have an enhanced global presence that provides comprehensive local support & services. This provides: 7,900 employees 40+ Automation Centers Providing excellent customer support for any product, automation solutions or service requirements 27 Manufacturing sites Producing a comprehensive range of high quality products, optimized for industry-specific customer requirements 8 Engineering and Design facilities Denmark Belgium Develops market leading products and feature-sets using the latest...