Crusher Duty Motors
40NFC-3-250-12
250HP, 6P, 3Ph, 460V 60Hz, 449T, TEFC, F1, Foot Mounted, Crusher Duty Motor
Elektrim 40N Series High Torque Design C 1200RPM cast iron foot mounted Crusher Duty electric motor comes equipped with roller bearing on drive end for belt drive applications, a robust 4140 equivalent steel shaft and a cast iron fan guard.
Part Number
40NFC-3-250-12
Product Family
Crusher Duty Motors
Series
40NFC Series
Horsepower
250
Phase
3
Synchronous Speed
1200
Nominal Speed
1189
Frequency
60
Voltage
460V 60Hz
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)
1105
Lock Rotor Torque (%)
220
Break Down Torque (%)
210
Full Load Amps
305 A @ 460V, 244 A @ 575V
LRA (%)
600
Lock Rotor Amps
2100 A @ 460V, 1680 A @ 575V
Efficiency @ 100% Load
95
Power Factor @ 100% Load
81
kW @ 50 Hz
Synchronous Speed @ 50 Hz
Nominal Speed @ 50 Hz
Full Load Torque (lb-ft) @ 50 Hz
Lock Rotor Torque (%) @ 50 Hz
Break Down Torque (%) @ 50 Hz
Full Load Amps @ 50 Hz
LRA (%) @ 50 Hz
Efficiency @ 100% Load 50 Hz
Power Factor @ 100% Load 50 Hz
Design Code
C
Duty Rating
Code Letter
C
Service Factor @ 60 Hz
1.15
Service Factor @ 50 Hz
Insulation Class
F
Inverter Rated
Bearings (DE / ODE)
NU319 (DE), 6314C3 (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Standard
Space Heater
Standard
Junction Box Material
Cast Iron
Fan Guard Material
Cast Iron
Shaft Seal
Mounting Position
F1
Degree of Protection
IP55
Enclosure
TEFC
Finish
RAL5010
Net Weight (lbs)
2645
Ship Weight (lbs)
2991
Warranty Period
3-Years