Premium Efficient
20NFM-3-350-18
350HP, 4P, 3Ph, 230/460V 60Hz, 447/9T, TEFC, F1, Foot Mounted, Performance Series - Premium Efficient Motor
Elektrim Premium 20N Series TEFC IP55 1800RPM cast iron foot mounted electric motor features a 1.15 service factor, 20:1VT VFD rating, oversized ball bearings, VPI for best electrical performance, thermistor and space heater. 230/460V60Hz DD/D.
Part Number
20NFM-3-350-18
Product Family
Premium Efficient
Series
20N Series
Horsepower
350
Phase
3
Synchronous Speed
1800
Nominal Speed
1782
Frequency
60
Voltage
230/460V 60Hz & 380V 50Hz
Frame
447/9T
Frame Material
Cast Iron
Flange
'-
Flange Type
'-
Feet
YES
Removable Feet
YES
Rotatable Feet
NO
Double Drilled Feet
YES
Winding Connection
Double Delta / Delta
Full Load Torque (lb-ft)
1031
Lock Rotor Torque (%)
180
Break Down Torque (%)
240
Full Load Amps
766 A @ 230V, 383 A @ 460V, 306 A @ 575V
LRA (%)
630
Lock Rotor Amps
4824 A @ 230V, 2412 A @ 460V, 1930 A @ 575V
Efficiency @ 100% Load
96.2
Power Factor @ 100% Load
89
kW @ 50 Hz
Synchronous Speed @ 50 Hz
1500
Nominal Speed @ 50 Hz
1480
Full Load Torque (lb-ft) @ 50 Hz
Lock Rotor Torque (%) @ 50 Hz
Break Down Torque (%) @ 50 Hz
Full Load Amps @ 50 Hz
467 A @ 380V
LRA (%) @ 50 Hz
Efficiency @ 100% Load 50 Hz
Power Factor @ 100% Load 50 Hz
89
Design Code
B
Duty Rating
S1
Code Letter
B
Service Factor @ 60 Hz
1.15
Service Factor @ 50 Hz
1
Insulation Class
F
Inverter Rated
Yes
Bearings (DE / ODE)
6322 C3 (DE), 6322 C3 (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Standard
Space Heater
Standard
Junction Box Material
Cast Iron
Fan Guard Material
Rolled Steel
Shaft Seal
Yes
Mounting Position
F1 (F2 Convertible)
Degree of Protection
IP55
Enclosure
TEFC
Finish
RAL5010
Net Weight (lbs)
3351
Ship Weight (lbs)
3650
Warranty Period
3-Years