Metric IEC Motors

20MFM-3-50-12P

50HP, 6P, 3Ph, 230/460V 60Hz, 380V/400V 50Hz , 250M, TEFC, F3, Foot Mounted, Metric IEC Motor

Elektrim PREMIUM Efficiency IE3 Metric IEC electric motor, TEFC IP55 1200/1000RPM cast iron foot mounted (B3) Design H, oversized ball bearings, VPI for best electrical performance, rated 60/50Hz equipped with 12 separate leads.

PRODUCT GROUP

Metric IEC Motors

HP / OUTPUT

50

RPM

1200

PHASE

3

VOLTAGE

230/460V 60Hz, 380V/400V 50Hz

FRAME

250M

FLANGE

-

DEGREE OF PROTECTION

IP55

MOUNTING POSITION

F3

ENCLOSURE

TEFC

Part Number

20MFM-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

-

Flange Type

-

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

Voltage @ 50 Hz

Values

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