.3318ES3E56-S WEG 1/3HP General Purpose Electric Motor, 1800RPM

$225.17 USD $253.00 USD Save $27.83 USD

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WEG Electric Corporation SKU: .3318ES3E56-S Barcode: 7909158535002

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Electric Motors

Frame 56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1765 rpm
Slip 1.94 %
Rated voltage 208-230/460 V
Rated current 1.38-1.25/0.624 A
L. R. Amperes 9.80-8.86/4.43 A
LRC 7.1x(Code M)
No load current 0.810-0.940/0.470 A
Rated torque 0.969 ft.lb
Locked rotor torque 229 %
Breakdown torque 300 %
Locked rotor time 55s (cold) 31s (hot)
Moment of inertia (J) 0.0517 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 19.9 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%
64.0  72.0  74.0 

Power factor

50% 75% 100%
0.47  0.58  0.68 
Frame 56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1455 rpm
Slip 3.00 %
Rated voltage 190/380 V
Rated current 1.36/0.678 A
L. R. Amperes 7.59/3.80 A
LRC 5.6x(Code J)
No load current 0.924/0.462 A
Rated torque 1.18 ft.lb
Locked rotor torque 170 %
Breakdown torque 260 %
Locked rotor time 0s (cold) 0s (hot)
Moment of inertia (J) 0.0517 sq.ft.lb
Insulation Class F
Service factor 1.00
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 19.9 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%
66.7  72.0  73.7 

Power factor

50% 75% 100%
0.55  0.67  0.76 
Frame 56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1465 rpm
Slip 2.33 %
Rated voltage 220/415 V
Rated current 1.30/0.690 A
L. R. Amperes 7.94/4.21 A
LRC 6.1x(Code L)
No load current 1.01/0.534 A
Rated torque 1.17 ft.lb
Locked rotor torque 210 %
Breakdown torque 320 %
Locked rotor time 0s (cold) 0s (hot)
Moment of inertia (J) 0.0517 sq.ft.lb
Insulation Class F
Service factor 1.00
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 19.9 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%
63.6  70.2  73.1 

Power factor

50% 75% 100%
0.48  0.60  0.69 

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