Description

Marathon® Blue Chip® AC Motor, 4-Pole Continuous-Duty, Explosion Proof AC Motors, 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, EPFC 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 23.65 in W x 15.58 in H Dimensions

Features:

• Blue Chip® motor quality, 100% cast iron construction for rigidity and reduced vibration
• Internal and external surfaces treated with epoxy paint
• Extended grease tubes
• Normally closed thermostats (must be connected to control circuit)
• Shaft slinger
• Meets temperature code T3B
• Horizontal motor orientation
• Squirrel cage inverter rated
• 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
• Separate 230/460 V power supply required for 1 HP blower motor
• 1.15 Service Factor on sinewave or 1.0 Service Factor on IGBT power
• Precision balanced to .08 in/sec, Extended grease tubes

Standards/Approval:

• NEMA Premium® XRI® Efficiency

Warranty:

3 Years

Amperage Rating	73/36.5 A
Bearing Type	Ball
Constant Torque Speed Range	10:1
Dimensions	27.71 in L x 23.65 in W x 15.58 in H
Enclosure Type	EPFC
Frame	286T
Frequency Rating	60 Hz
Horsepower	30 hp
Insulation Class	Class F
Material	Cast Iron
Mounting Type	Rigid Base
Number of Speeds	1
Phase	3
Rotation	Reversible
Service Factor	1.15
Shaft Size	1.88 in Dia x 4.82 in L
Special Features	Explosion Proof AC Motors, Severe Duty Motors, Inverter Ready
Manufacturer	LEESON ELECTRIC CORPORATION