Metric IEC Motors
20MDM-3-50-12P
50HP, 6P, 3Ph, 230/460V 60Hz, 380V/400V 50Hz , 250M, TEFC, F3, D-Flange, Metric IEC Motor
Elektrim PREMIUM Efficiency IE3 Metric IEC electric motor, TEFC IP55 1200/1000RPM cast iron D-flange with feet mounted (B35) Design H, oversized ball bearings, VPI for best electrical performance, rated 60/50Hz equipped with 12 separate leads.
Part Number
20MDM-3-50-12P
Product Family
Metric IEC Motors
Series
20M/P Series
Horsepower
50
Phase
3
Synchronous Speed
1200
Nominal Speed
1193
Frequency
60
Voltage
230/460V 60Hz, 380V/400V 50Hz
Frame
250M
Frame Material
Cast Iron
Flange
D-Flange
Flange Type
B35
Feet
YES
Removable Feet
NO
Rotatable Feet
NO
Double Drilled Feet
YES
Winding Connection
Double Delta / Delta
Full Load Torque (lb-ft)
218.3
Lock Rotor Torque (%)
230
Break Down Torque (%)
280
Full Load Amps
122 A @ 230V, 61 A @ 460V, 49 A @ 575V
LRA (%)
780
Lock Rotor Amps
951.6 A @ 230V, 475.8 A @ 460V, 382.2 A @ 575V
Efficiency @ 100% Load
94.1
Power Factor @ 100% Load
81
kW @ 50 Hz
37
Synchronous Speed @ 50 Hz
1000
Nominal Speed @ 50 Hz
992
Full Load Torque (lb-ft) @ 50 Hz
356
Lock Rotor Torque (%) @ 50 Hz
200
Break Down Torque (%) @ 50 Hz
260
Full Load Amps @ 50 Hz
123 A @ 230V, 74 A @ 380V, 71 A @ 400V
LRA (%) @ 50 Hz
670
Efficiency @ 100% Load 50 Hz
93.3
Power Factor @ 100% Load 50 Hz
81
Design Code
H
Duty Rating
Code Letter
H
Service Factor @ 60 Hz
1.2
Service Factor @ 50 Hz
1
Insulation Class
F
Inverter Rated
10:1CT / 20:1VT
Bearings (DE / ODE)
6315 C3 (DE), 6315 C3 (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Standard
Space Heater
Option
Junction Box Material
Cast Iron
Fan Guard Material
Rolled Steel
Shaft Seal
Labyrinth Seal
Mounting Position
F3
Degree of Protection
IP55
Enclosure
TEFC
Finish
RAL5010
Net Weight (lbs)
970
Ship Weight (lbs)
1080
Warranty Period
3-Years