Details

Description

Marathon® AC Motor, 4-Pole Continuous/Inverter Duty Low Voltage, Application Type: General Purpose AC Motors, Special Features: Squirrel Cage Inverter Rated Motors, 250 hp, 575 VAC, 228 A, 60 Hz, 3 ph, 1785 rpm, 1 Speed, IP43, TEFC Enclosure, 447/449T Frame, 3-3/8 in Dia x 8-3/4 in L Extension Shaft, Reversible, Service Factor: 1.15, Roller Drive End/Deep Groove Ball Opposite Drive End Bearing, 736 ft-lb Full Load Torque, Rigid Base Mount, 40 deg C, Insulation Class: Class F, Cast Iron, Constant Torque Speed Range: 10:1, Variable Torque Speed Range: 10:1, 51.86 in W x 39.38 in D x 27.61 in H

Features:

Motor will accept a C-face kit
Roller bearing on shaft end for belted loads
1.15 service factor on sinewave, 1 service factor on IGBT power

Standards/Approval:

CE Certified
CSA Certified
UL Recognized
NEMA Premium® Efficiency
NEMA Design Code: B

Warranty:

12 months

Attributes/Specifications

Amperage Rating	228 A
Application Type	General Purpose AC Motors
Bearing Type	Roller Drive End/Deep Groove Ball Opposite Drive End
Constant Torque Speed Range	10:1
Dimensions	51.86 in W x 39.38 in D x 27.61 in H
Enclosure Type	IP43, TEFC
Frame	447/449T
Frequency Rating	60 Hz
Horsepower	250 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	3-3/8 in Dia x 8-3/4 in L Extension
Manufacturer	Marathon®