.3318ES3EBMW56-S WEG 1/3HP Electric Brake Motor, 1800RPM

$791.37 $977.00 Save $185.63

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Witmer Motor Service SKU: .3318ES3EBMW56-S Barcode: 7909492492610

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Features

  • 1.15 Service Factor
  • Manual Release Lever
  • AC Brake
  • Inverter Rated
  • IP55 Enclosure
  • Dual Frequency (50/60Hz)

Applications

  • Conveyors
  • Door Operators
  • Packaging Equipment
  • Unit Handling

Technical Data

Electric Motors

Frame W56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1730 rpm
Slip 3.89 %
Rated voltage 208-230/460 V
Rated current 1.46-1.32/0.659 A
L. R. Amperes 7.88-7.12/3.56 A
LRC 5.4x(Code K)
No load current 0.919-1.07/0.533 A
Rated torque 0.988 ft.lb
Locked rotor torque 229 %
Breakdown torque 270 %
Locked rotor time 37s (cold) 21s (hot)
Moment of inertia (J) 0.0318 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 50.0 dB(A)
Approx. weight³ 23.6 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  64.0  68.0 

Power factor

50% 75% 100%
0.48  0.60  0.70 
Frame W56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1400 rpm
Slip 6.67 %
Rated voltage 190/380 V
Rated current 1.46/0.730 A
L. R. Amperes 5.99/2.99 A
LRC 4.1x(Code G)
No load current 1.04/0.519 A
Rated torque 1.22 ft.lb
Locked rotor torque 170 %
Breakdown torque 200 %
Locked rotor time 45s (cold) 25s (hot)
Moment of inertia (J) 0.0318 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 23.6 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%
59.0  64.0  65.0 

Power factor

50% 75% 100%
0.56  0.70  0.80 
Frame W56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1420 rpm
Slip 5.33 %
Rated voltage 220/415 V
Rated current 1.40/0.744 A
L. R. Amperes 6.18/3.27 A
LRC 4.4x(Code J)
No load current 1.18/0.625 A
Rated torque 1.20 ft.lb
Locked rotor torque 190 %
Breakdown torque 240 %
Locked rotor time 37s (cold) 21s (hot)
Moment of inertia (J) 0.0318 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 23.6 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%
54.0  61.0  64.0 

Power factor

50% 75% 100%
0.50  0.62  0.73 

Features

Frame Material Rolled Steel 
Impregnation Method Dip and Bake Polyester 
Main terminal box hole NPT 1/2" 
Terminal Block Without 
Drain Rubber, automatic 
Shaft Material SAE 1040/45 Carbon Steel 
Painting Munsell N 1 - Matte 207N (ISO 12944 - C2) 
Grounding Lugs Single 
Fan Cover material Aluminum 
Tropicalized Painting Without 
Fan material Plastic 
Brake input Voltage 208-230/460//190/380 V 
Bearing cap No-Without Bearing Cap 
Bolt Material Carbon Steel 
Balancing Method Not Balanced 
Drip Cover Without 
Resilient Base Without