.5018ES3E56-S WEG 1/2HP General Purpose Electric Motor, 1800RPM

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WEG Electric Corporation SKU: .5018ES3E56-S Barcode: 7909158438471

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Electric Motors

Frame 56
Output 0.5 HP (0.37 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1760 rpm
Slip 2.22 %
Rated voltage 208-230/460 V
Rated current 1.91-1.72/0.862 A
L. R. Amperes 13.3-12.1/6.03 A
LRC 7.0x(Code L)
No load current 1.03-1.20/0.600 A
Rated torque 0.203 kgfm
Locked rotor torque 240 %
Breakdown torque 300 %
Locked rotor time 36s (cold) 20s (hot)
Moment of inertia (J) 0.0025 kgm²
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 9.7 kg
(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%
68.0  74.0  77.0 

Power factor

50% 75% 100%
0.48  0.61  0.70 
Frame 56
Output 0.5 HP (0.37 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1445 rpm
Slip 3.67 %
Rated voltage 190/380 V
Rated current 1.90/0.950 A
L. R. Amperes 11.0/5.51 A
LRC 5.8x(Code J)
No load current 1.24/0.618 A
Rated torque 0.248 kgfm
Locked rotor torque 180 %
Breakdown torque 250 %
Locked rotor time 0s (cold) 0s (hot)
Moment of inertia (J) 0.0025 kgm²
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 9.7 kg
(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%
70.7  75.0  75.9 

Power factor

50% 75% 100%
0.56  0.69  0.78 
Frame 56
Output 0.5 HP (0.37 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1460 rpm
Slip 2.67 %
Rated voltage 220/415 V
Rated current 1.81/0.962 A
L. R. Amperes 11.4/6.06 A
LRC 6.3x(Code K)
No load current 1.39/0.737 A
Rated torque 0.245 kgfm
Locked rotor torque 220 %
Breakdown torque 310 %
Locked rotor time 0s (cold) 0s (hot)
Moment of inertia (J) 0.0025 kgm²
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 9.7 kg
(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%
67.2  73.1  75.4 

Power factor

50% 75% 100%
0.48  0.61  0.71 

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 

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Bearing details

  Drive End Non Drive End
Bearing type 6203 ZZ   6202 ZZ  
Sealing V'Ring  V'Ring 
Lubrication interval -  - 
Lubricant amount -  - 
Grease Type Mobil Polyrex EM 

Foundation loads

Max. traction Max. compression
20 kgf  29 kgf 

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