Premium Efficient
32NFM-3-250-18
250HP, 4P, 3Ph, 460V 60Hz, 380V 50Hz , 449T, TEFC, F1, Foot Mounted, Premium Efficient Motor
Motor discontinued. See item number 31NFM-3-250-18 or 20NFM-3-250-18 for replacement.
Part Number
32NFM-3-250-18
Product Family
Premium Efficient
Series
32N Series
Horsepower
250
Phase
3
Synchronous Speed
1800
Nominal Speed
1790
Frequency
60
Voltage
460V 60Hz, 380V 50Hz
Frame
449T
Frame Material
Cast Iron
Flange
-
Flange Type
-
Feet
YES
Removable Feet
NO
Rotatable Feet
NO
Double Drilled Feet
YES
Winding Connection
Double Delta
Full Load Torque (lb-ft)
734.32
Lock Rotor Torque (%)
185
Break Down Torque (%)
230
Full Load Amps
553 A @ 230V, 276.5 A @ 460V
LRA (%)
602
Lock Rotor Amps
3334 A @ 230V, 1667 A @ 460V
Efficiency @ 100% Load
96.2
Power Factor @ 100% Load
88
kW @ 50 Hz
Synchronous Speed @ 50 Hz
1500
Nominal Speed @ 50 Hz
1490
Full Load Torque (lb-ft) @ 50 Hz
Lock Rotor Torque (%) @ 50 Hz
Break Down Torque (%) @ 50 Hz
Full Load Amps @ 50 Hz
334.7 A @ 380V
LRA (%) @ 50 Hz
Efficiency @ 100% Load 50 Hz
96.2
Power Factor @ 100% Load 50 Hz
88
Design Code
B
Duty Rating
Code Letter
B
Service Factor @ 60 Hz
1.2
Service Factor @ 50 Hz
1
Insulation Class
F
Inverter Rated
Bearings (DE / ODE)
NU320 (DE), 6320 (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Option
Space Heater
Option
Junction Box Material
Cast Iron
Fan Guard Material
Steel
Shaft Seal
Mounting Position
F1
Degree of Protection
IP55
Enclosure
TEFC
Finish
Epoxy Coated - Blue
Net Weight (lbs)
1872
Ship Weight (lbs)
2022
Warranty Period
3-Years