How to choose 20T Dual Drive Balancing Machine for Generator Rotor

How to choose 20T Dual Drive Balancing Machine for Generator Rotor Motor Rotor

The balancing of motor rotors with weight up to 20000 Kg.Balancing machine with dual drive: a cardan shaft drive and a belt drive, with manual tensioning.The instrument is the industrial computer type.It is also available the option with pneumatic tensioning device