Marathon Electric E666 1 Hp, 1800 Rpm, 143T FR, 575 Vac, 3 PH, TEFC, Rigid Base, Hazardous Duty, Severe Duty, XRI Efficiency, 143TTTN6530.

E666 1 Hp, 1800 Rpm, 143T FR, 575 Vac, 3 PH, TEFC, Rigid Base, Hazardous Duty, Severe Duty, XRI Efficiency, 143TTTN6530.

Engineering Data

60 Hertz
HP 1
Voltage 575
kW .75
FL Amps 1.2
RPM 1800
FL Eff 85.5 %
SF 1.15

Phase 3
Insulation Class F
Frame 143T
Duty CONTINUOUS
Enclosure TENV
Ambient 40
Mounting Rigid NEMA
Design B
Orientation HORIZONTAL
Starting Type LINE OR INVERTER
Assembly F1 (F2 Modification Available) KVA
Code M
Drive End Bearing BALL IP Code 54
Opposite End Bearing BALL
Drive End Bearing Size 205
Opposite End Bearing Size 203
Hazardous Location DIVISION 2 T2B
Weight 57.4 LB lbs
Inverter Speed Range CONSTANT 10:1
CE N CSA Y
UL Recognized Construction
Thermal Protection
Electrical Type : Squirrel Cage Inverter Rated
Starting Method : Line Or Inverter
Poles : 4
Rotation : Reversible
Mounting : Rigid Base
Motor Orientation : Horizontal
Drive End Bearing : Ball
Opp Drive End Bearing : Ball
Frame Material : Cast Iron
Shaft Type : T Overall
Length : 10.43 in
Frame Length : 5.25 in
Shaft Diameter : 0.875 in
Shaft Extension : 2.56 in
Assembly/Box Mounting : F1/F2 Capable