Description
Marathon® Blue Chip® AC Motor, 4-Pole Continuous-Duty, Chiller/Cooling Tower Motors Application, Severe Duty Motors, Inverter Ready Special Features, 30 hp, 230/460 VAC, 73/36.5 A, 60 Hz Frequency, 3 ph, 1773 rpm Speed, 1 Speed, Totally Enclosed Fan Cooled Enclosure, 286T Frame, 1.88 in Dia x 4.82 in L Shaft, Reversible Rotation, 1.15 Service Factor, Ball Bearing, 112 ft-lb Torque, Rigid Base Mounting, 40 deg C, Insulation Class: Class F, Cast Iron, 10:1 Constant Torque Speed, 10:1 Variable Torque Speed, 27.71 in L x 20.68 in W x 18.19 in H Dimensions
Features:
- Blue Chip® motor quality, 100% cast iron construction for rigidity and reduced vibration
- Internal and external epoxy paint finish
- Extended grease tubes regreasable in service
- Shaft slinger
- Forsheda® seals on both ends
- Actual test and vibration data supplied with each motor
- Horizontal motor orientation
- Squirrel cage inverter rated
- Rated 60/50 hertz, 190/380 or 380 V at next lower horsepower
- T-drains provided for effective drainage (Installed in both endshields)
- Constant torque operation from 0 to base speed on vector drive, including TEFC (On Volts/Hertz) drives, TEFC motors are limited to 20:1 constant torque
- Normally closed thermostats (one per phase, class F)
- Separate 230/460 V power supply required for 1 HP blower motor
Applications:
For use on variable frequency drives
Standards/Approval:
- CE
- CSA Certified
- UL Listed
Warranty:
3 Years
