MV3000 converter cooling system mini-upgrades

Improve drive availability by retrofitting with latest cooling fan protection

GE is constantly looking for new product features that benefit our customers to improve reliability and availability of their assets.

Update your converter fans with our new enhanced fan upgrade kit to reduce risk of unplanned stoppages in the event of a single fan failure. And replace your fan to minimize the risk of failure and improve the lifetime of equipment.

Converter cooling upgrade kit

The 3.6 MW generator converter is fitted with a fan panel assembly to provide essential forced cooling for the power devices in the power cubicle. These assemblies comprise of a row of three fans operating together to maintain a cooling airflow while the drive is in operation.

Upgrade kit

The upgrade kit includes the necessary protection MCB’s, auxiliary contact blocks, cable assemblies and full work instructions for installation by a GE trained service engineer.

The cooling fan protection upgrade requires minimum installation time as well as no special tool requirements.


  • Fan isolation – During fan failure, the failed fan is isolated, and the remaining fans will operate.
  • Activated warning – Sent to the converter controller highlighting a fan has failed and has shut down.
  • Warning alarm – Alarm trigger by the cooling upgrade kit.
  • Helps turbine to keep running – Reduces unplanned downtime due to single fan failures.
  • Perform planned maintenance – Cooling upgrade kit helps to replace the failed fan during scheduled maintenance. The replacement can be planned at a convenient time by the wind farm operator.

Converter replacement fan

In addition to the fan upgrade kit, GE has developed a new enhanced cooling fan with hybrid bearing system, which protects from external influences, avoiding bearing currents.


  • Low risk fit form and function replacement
  • Greater protection from external influences
  • Reduced heat build-up
  • Helps converter to keep running in case of single fan failures