The rotor balancing is applied from size IEC112. For IE3 range the balancing 6.3 grade is applied to all motors starting from IEC80.
On request we can ensure balancing grade 2.5 such as for railway sector, reducing mechanical vibrations while the motor is running at full speed.
Standard coupling is B3 with feet. Different couplings are available on request.
Soga single and three-phase motors are IP54 or IP55 depending on the frame size. IE3 premium efficiency motors are IP55 standard.
Higher protection degrees are available as customized execution.
Soga motors are equipped with premium-branded radial ball bearings lubricated-for-life.
For maintenance, we recommend to replace them considering the working hours as described in the motors manuals available for each series on our website: www.sogaenergyteam.com/manuals