MAINTENANCE

Ranges processed

• Aluminium and cast iron induction motors
• Medium voltage motors
• Rotor squirrel cages
• Wound rotors
• Explosive atmospheres (SAQR-ATEX certification)
• 0.02 kW to 2 MW alternators

Procedures

• Metrological monitoring
• Class H motor winding
• Load test up to 750 kW
• Vibration signature
• Stator surge monitoring test / magnetic sheets  

Ranges processed

• DC motors
• 0.02 kW to 2 MW alternators
• Generators

Procedures

• – Metrological monitoring
• Class H motor winding
• Load test up to 750 kW
• Vibration signature
• Static test induced by injection of direct current
• Static monitoring of pole inductors
• Induced balancing
• Adjustment of the “zero line”

Ranges processed

• Spur gear, cylindrical gear, bevel gear, spiral bevel gear, hypoid gear, herringbone gear.
• Gear reducers with helical bevel gears: axial output, orthogonal, tilted, worm and wheel, cycloidal.
• Gear reducers with low backlash.

Procedures

• Monitoring of gear teeth, lubrication
• Bleeding, magnetoscopy
• Vibration and heat signature

Ranges processed

• Axial or helicoidal ventilator
• Radial ventilator
• Centrifugal draw ventilator (ID)
• Process ventilator
• High temperature ventilator
• High pressure ventilator

Procedures

• Change / Adaptation: bearings and transmissions
• Balancing
• Repair / Reconstruction: ventilator / scroll / turbine / chassis

Ranges processed

• Surface pumps
• Single-cell / multi-cell horizontal centrifugal pumps and vertical centrifugal pumps
• Vortex or single-channel submersible pumps
• Lifting or submerged pumps
• Dry vacuum or liquid ring pumps, gas and roots boosters (Hibon)

Procedures

• Rise in water: Flow / pressure characterisation
• Static pressure-up: Seal test at nominal pressure
• Construction appropriate for liquids and difficult environments

• Managing a global annual shutdown project
• Removal / refitting of motors, fan motor, reducer, bearings maintenance
• Chassis modification for motor adaptation
• Maintenance, control and monitoring of your motors on site, brush maintenance

• Direct laser and belt pulley alignment
• Turbine balancing, crusher, etc.
• Improvement of your products’ MTTR (Mean Time to Repair / Average Technical Repair Times)