Insulated non-drive end bearings to reduce bearing currents
Bearing RTDs for temperature monitoring
Rotors
Designed for minimal vibration
Dynamic balancing at full operational speed
Fabricated copper squirrel cages
Oversized, forged, keyless shaft
AISI 4140/DIN42CrMo4 shaft
Stators
Radial air ducts ensure uniform and efficient cooling
Vacuum pressure impregnated with specially formulated epoxy resin
2X RTDS per Phase
Space heater
Welded and machined stator core retains its rigidity throughout motor life to ensure a sealed and homogeneous insulation system that results in high dielectric strength, excellent heat transfer and the elimination of hazardous internal partial discharges