Design C
40NFM-3-20-18
20HP, 4P, 3Ph, 208-230/460V 60Hz, 256T, TEFC, F1, Foot Mounted, Design C Motor
Elektrim EPACT DESIGN C TEFC IP55 1800RPM cast iron footmounted motor features high 1.2 service factor, oversized ball bearings, VPI and is rerateable for multiple voltages.
Part Number
40NFM-3-20-18
Product Family
Design C
Series
40N Series
Horsepower
20
Phase
3
Synchronous Speed
1800
Nominal Speed
1755
Frequency
60
Voltage
208-230/460V 60Hz
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)
59.9
Lock Rotor Torque (%)
220
Break Down Torque (%)
240
Full Load Amps
49.3 A @ 208V, 45.4 A @ 230V, 22.7 A @ 460V, 18.2 A @ 575V
LRA (%)
607
Lock Rotor Amps
275.8 A @ 230V, 137.9 A @ 460V, 110.3 A @ 575V
Efficiency @ 100% Load
91
Power Factor @ 100% Load
91
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
1.2
Service Factor @ 50 Hz
Insulation Class
F
Inverter Rated
Bearings (DE / ODE)
63092ZC3 (DE), 63092ZC3 (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Option
Space Heater
Option
Junction Box Material
Aluminum (CI Option)
Fan Guard Material
Rolled Steel (CI Option)
Shaft Seal
V-Ring
Mounting Position
F1
Degree of Protection
IP55
Enclosure
TEFC
Finish
RAL5010
Net Weight (lbs)
331
Ship Weight (lbs)
384
Warranty Period
3-Years