Main special executions: SMI: built-in inverter motors, SAE SAEAV built-in encoder motors with optional servo-fan, SMPV fly-wheel motors for progressive start and stop SMSV double auxiliary ventilation motors
Other special executions
Non-standard shaft or flange
Special Voltage windings
Thermo-protectors
Anti-condensation heaters
Sensor bearings
Class H insulation material
Special environment execution (Wash-down, Marine, Tropical)