Marathon® Blue Chip® AC Motor 50 hp, 230/460 V, Explosion Proof

Description

Marathon® Blue Chip® AC Motor, 4-Pole Continuous-Duty, Explosion Proof AC Motors, Severe Duty Motors, Inverter Ready Special Features, 50 hp, 230/460 V AC, 120/60 A, 60 Hz Frequency, 3 ph, 1775 rpm Speed, 1 Speed, XPFC Enclosure, 326TS Frame, 1.88 in Dia x 4 in L Shaft, Reversible Rotation, 1.15 Service Factor, Ball Bearing, 185 ft-lb Torque, Rigid Base Mounting, 40 deg C, Insulation Class: Class F, Cast Iron, 2:1 Constant Torque Speed, 10:1 Variable Torque Speed, 28.87 in L x 25.45 in W x 20.35 in H Dimensions

Features:

• Bearing Current Protection (BCP)
• Blue Chip® motor quality, 100% cast iron construction for rigidity and reduced vibration
• Internal and external surfaces treated with epoxy paint
• Normally closed thermostats (must be connected to control circuit)
• Shaft slinger
• Meets temperature code T3B
• Horizontal motor orientation
• Squirrel cage inverter rated
• Automatic reset thermal protector prevents overheating
• Permanently lubricated, double-sealed bearings extend the lifetime of the motor
• Vertical/horizontal mounting for proper placement of the fan within airflow
• 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	120/60 A
Bearing Type	Ball
Constant Torque Speed Range	2:1
Dimensions	28.87 in L x 25.45 in W x 20.35 in H
Enclosure Type	XPFC
Frame	326TS
Frequency Rating	60 Hz
Horsepower	50 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 in L
Special Features	Explosion Proof AC Motors, Severe Duty Motors, Inverter Ready
Manufacturer	Marathon®