Close Coupled Pump Motors
20JM-3-20-18/575
20HP, 4P, 3Ph, 575V 60Hz, 256JM, TEFC, F1, C-Face, Close Coupled Pump Motor
Elektrim Premium 575V Close-Coupled 20JM Series TEFC IP55 1800RPM cast iron C-Face electric motor features a 1.15 service factor, oversized ball bearings, VPI, and VFD 20:1VT.
Part Number
20JM-3-20-18/575
Product Family
Close Coupled Pump Motors
Series
20JM Series
Horsepower
20
Phase
3
Synchronous Speed
1800
Nominal Speed
1775
Frequency
60
Voltage
575V 60Hz
Frame
256JM
Frame Material
Cast Iron
Flange
C-Face
Flange Type
-
Feet
YES
Removable Feet
NO
Rotatable Feet
NO
Double Drilled Feet
NO
Winding Connection
S
Full Load Torque (lb-ft)
59.1
Lock Rotor Torque (%)
380
Break Down Torque (%)
450
Full Load Amps
18.3 A @ 575V
LRA (%)
1004
Lock Rotor Amps
184 A @ 575V
Efficiency @ 100% Load
93
Power Factor @ 100% Load
88
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
A
Duty Rating
Code Letter
A
Service Factor @ 60 Hz
1.15
Service Factor @ 50 Hz
Insulation Class
F
Inverter Rated
20:1 VT
Bearings (DE / ODE)
6309 2Z (DE), 6309 2Z (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Option
Space Heater
Option
Junction Box Material
Aluminum (Cast Iron Optional)
Fan Guard Material
Rolled Steel
Shaft Seal
Mounting Position
F1
Degree of Protection
IP55
Enclosure
TEFC
Finish
RAL5010
Net Weight (lbs)
390
Ship Weight (lbs)
445
Warranty Period
3-Years