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Premium Efficient

20NFM-3-25-18

25HP, 4P, 3Ph, 208-230/460V 60Hz, 190/380V 50Hz , 284T, TEFC, F1, Foot Mounted, Performance Series - Premium Efficient Motor

Elektrim Premium 20N Series TEFC IP55 1800RPM cast iron foot mounted electric motor features a 1.2 service factor, oversized ball bearings, VPI, VFD 10:1CT and 20:1VT and is rerateable for multiple voltages.

PRODUCT GROUP

Premium Efficient

HP / OUTPUT

25

RPM

1800

PHASE

3

VOLTAGE

208-230/460V 60Hz, 190/380V 50Hz

FRAME

284T

FLANGE

-

DEGREE OF PROTECTION

IP55

MOUNTING POSITION

F1

ENCLOSURE

TEFC

Part Number

20NFM-3-25-18

Product Family

Premium Efficient

Series

20N Series

Horsepower

25

Phase

3

Synchronous Speed

1800

Nominal Speed

1780

Frequency

60

Voltage

208-230/460V 60Hz, 190/380V 50Hz

Frame

284T

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)

73.7

Lock Rotor Torque (%)

380

Break Down Torque (%)

420

Full Load Amps

67.5 A @ 208V, 61 A @ 230V, 30.5 A @ 460V, 24.4 A @ 575V

LRA (%)

984

Lock Rotor Amps

600 A @ 230V, 300 A @ 460V, 240 A @ 575V

Efficiency @ 100% Load

93.6

Power Factor @ 100% Load

82

kW @ 50 Hz

Synchronous Speed @ 50 Hz

1500

Nominal Speed @ 50 Hz

1475

Full Load Torque (lb-ft) @ 50 Hz

Lock Rotor Torque (%) @ 50 Hz

Break Down Torque (%) @ 50 Hz

Full Load Amps @ 50 Hz

72.6 A @ 190V, 36.3 A @ 380V

LRA (%) @ 50 Hz

Efficiency @ 100% Load 50 Hz

92.7

Power Factor @ 100% Load 50 Hz

84

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)

6311 2Z (DE), 6311 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)

397

Ship Weight (lbs)

452

Warranty Period

3-Years

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