... CONEECTION: Y-Connection for 3 KW motor or less while Delta-Connection for 4 KW motor or more;9, Mounting: B3; ... , Protection Class: IP54;14,Frame material: aluminium body15, Cooling Method: IC411 Standards;16, Altitude: No more than 1,000 meters ... varnishing· Machining shaft, housing, end shields, etc…· Rotor balancing· Motor assembly· Painting – both wet paint and powder coating· Packing· Inspecting ...