Severe Duty
60NFS-3-20-18
20HP, 4P, 3Ph, 208-230/460V 60Hz, 190/380V 50Hz , 256T, TEFC, F1, Foot Mounted, Severe Duty Motor
SEVERE DUTY Elektrim Premium 230/460V 60N Series TEFC IP55 1800RPM cast iron foot mounted electric motor features up to 1.4 service factor, oversized ball bearings, VPI, and VFD 10:1CT & 20:1VT.
Part Number
60NFS-3-20-18
Product Family
Severe Duty
Series
60N Series
Horsepower
20
Phase
3
Synchronous Speed
1800
Nominal Speed
1775
Frequency
60
Voltage
208-230/460V 60Hz, 190/380V 50Hz
Frame
256T
Frame Material
Cast Iron
Flange
-
Flange Type
-
Feet
YES
Removable Feet
NO
Rotatable Feet
NO
Double Drilled Feet
NO
Winding Connection
Double Delta / Delta
Full Load Torque (lb-ft)
59.1
Lock Rotor Torque (%)
380
Break Down Torque (%)
450
Full Load Amps
50.6 A @ 208V, 45.8 A @ 230V, 22.9 A @ 460V, 18.3 A @ 575V
LRA (%)
1004
Lock Rotor Amps
460 A @ 230V, 230 A @ 460V, 184 A @ 575V
Efficiency @ 100% Load
93
Power Factor @ 100% Load
88
kW @ 50 Hz
Synchronous Speed @ 50 Hz
1500
Nominal Speed @ 50 Hz
1465
Full Load Torque (lb-ft) @ 50 Hz
Lock Rotor Torque (%) @ 50 Hz
Break Down Torque (%) @ 50 Hz
Full Load Amps @ 50 Hz
55 A @ 190V, 27.5 A @ 380V
LRA (%) @ 50 Hz
Efficiency @ 100% Load 50 Hz
93
Power Factor @ 100% Load 50 Hz
90
Design Code
A
Duty Rating
Code Letter
A
Service Factor @ 60 Hz
1.2
Service Factor @ 50 Hz
1
Insulation Class
F
Inverter Rated
Bearings (DE / ODE)
6309 2Z (DE), 6309 2Z (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Option
Space Heater
Option
Junction Box Material
Cast Iron
Fan Guard Material
Cast Iron
Shaft Seal
V-Ring
Mounting Position
F1
Degree of Protection
IP55
Enclosure
TEFC
Finish
RAL5010
Net Weight (lbs)
390
Ship Weight (lbs)
445
Warranty Period
3-Years