BETTER HYDRO GENERATOR EFFICIENCY ■ Over 90 % of carbon brush dust is suctioned at its source, to avoid dispersion all over the machine ■ They offer higher reliability for continuous power production DESIGNED TO AVOID SHORT CIRCUITS CAUSED BY LOW INSULATION RESISTANCE INCREASED HYDRO GENERATOR RUNNING TIME ■ There is less cleaning maintenance A SMART CONCEPT S Minimal maintenance S Completely integrated and customized with plug & play concept S Designed for new, retrofit and refurbished hydro generators (up to 900 MW) MERSEN PROPERTY

MERSEN DUSTCOLLECTOR A RELIABLE SOLUTION  Studies by Mersen’s design offices  High quality materials  Conformity to international standards (HEPA, CE, UL, CSA) If oil vapor is present, it will seriously affect the DustCollector’s performance. MDC OPERATING BLOCK DIAGRAM Manifolds Brush-holders equipped with patented special design collection shoe Dedicated flexible vacuum tubing with adapted diameters Vacuum station MERSEN’S DUSTCOLLECTOR OFFERS CONSIDERABLE BENEFITS:  Accurate air suction calculation to collect carbon dust without causing a depression inside the hydro generator  No effect...

DUST SUCTION SHOE Dust suction shoe INDUSTRIAL VACUUM UNIT Duty cycle

MERSEN DUSTCOLLECTOR MAIN BENEFITS FOR THE USERS SAFETY AND HEALTH FOR THE OPERATORS  Over 90 % of carbon dust is suctioned at its source, to avoid dispersion all over the machine and inhalation by the operators VERY QUICK RETURN ON INVESTMENT  Less than 18 months STRONG REDUCTION OF THE NUMBER OF FLASH-OVER OCCURENCES  Cost savings on repairs  Maximized performance MAINTENANCE COST REDUCTION  Preventive maintenance  No need to perform coil cleaning by dry ice blasting BETTER RELIABILITY TO MAXIMIZE THE BENEFIT FOR ELECTRICAL PRODUCTION Australia, Austria, Canada, Chile, Colombia, Finland,...