.2518ES3E56-S WEG 1/4HP General Purpose Electric Motor, 1800RPM

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WEG Electric Corporation SKU: .2518ES3E56-S Barcode: 7909158534999

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Electric Motors

Frame 56
Output 0.25 HP (0.18 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1765 rpm
Slip 1.94 %
Rated voltage 208-230/460 V
Rated current 1.15-1.04/0.521 A
L. R. Amperes 7.26-6.56/3.28 A
LRC 6.3x(Code M)
No load current 0.776-0.900/0.450 A
Rated torque 0.734 ft.lb
Locked rotor torque 240 %
Breakdown torque 300 %
Locked rotor time 68s (cold) 38s (hot)
Moment of inertia (J) 0.0453 sq.ft.lb
Insulation Class F
Temperature rise 80 K
Service factor 1.15 (1.00 @ 208V)
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 52.0 dB(A)
Approx. weight³ 18.3 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
57.5  66.0  70.0 

Power factor

50% 75% 100%
0.43  0.54  0.62 
Frame 56
Output 0.25 HP (0.18 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1455 rpm
Slip 3.00 %
Rated voltage 190/380 V
Rated current 1.13/0.564 A
L. R. Amperes 5.98/2.99 A
LRC 5.3x(Code J)
No load current 0.844/0.422 A
Rated torque 0.890 ft.lb
Locked rotor torque 180 %
Breakdown torque 280 %
Locked rotor time 72s (cold) 40s (hot)
Moment of inertia (J) 0.0453 sq.ft.lb
Insulation Class F
Service factor 1.15
Temperature rise 80 K
Service factor 1.15 (1.00 @ 208V)
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 49.0 dB(A)
Approx. weight³ 18.3 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
59.3  66.2  69.3 

Power factor

50% 75% 100%
0.50  0.61  0.70 
Frame 56
Output 0.25 HP (0.18 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1465 rpm
Slip 2.33 %
Rated voltage 220/415 V
Rated current 1.10/0.585 A
L. R. Amperes 6.29/3.33 A
LRC 5.7x(Code L)
No load current 0.919/0.487 A
Rated torque 0.884 ft.lb
Locked rotor torque 220 %
Breakdown torque 340 %
Locked rotor time 63s (cold) 35s (hot)
Moment of inertia (J) 0.0453 sq.ft.lb
Insulation Class F
Service factor 1.15
Temperature rise 80 K
Service factor 1.15 (1.00 @ 208V)
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 49.0 dB(A)
Approx. weight³ 18.3 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
55.7  63.7  67.9 

Power factor

50% 75% 100%
0.44  0.54  0.63 

Features

Frame Material Rolled Steel 
Impregnation Method Dip and Bake Polyester 
Main terminal box hole 0.881" 
Terminal Block Without 
Drain Rubber, automatic 
Shaft Material SAE 1040/45 Carbon Steel 
Painting Only primer  
Grounding Lugs Single 
Fan Cover material Plastic 
Tropicalized Painting Without 
Fan material Plastic 
Bearing cap No-Without Bearing Cap 
Bolt Material Carbon Steel 
Balancing Method 1/2 Key 
Drip Cover Without 
Resilient Base Without