.5018ES3E48-S WEG 1/2HP General Purpose Electric Motor, 1800RPM

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WEG Electric Corporation SKU: .5018ES3E48-S Barcode: 7909323976005

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Electric Motors

Frame 48
Output 0.5 HP (0.37 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1730 rpm
Slip 3.89 %
Rated voltage 208-230/460 V
Rated current 1.98-1.79/0.896 A
L. R. Amperes 11.9-10.8/5.38 A
LRC 6.0x(Code K)
No load current 1.20-1.40/0.698 A
Rated torque 1.52 ft.lb
Locked rotor torque 260 %
Breakdown torque 280 %
Locked rotor time 28s (cold) 16s (hot)
Moment of inertia (J) 0.0399 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 17.5 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%
62.0  70.0  72.0 

Power factor

50% 75% 100%
0.49  0.62  0.72 
Frame 48
Output 0.5 HP (0.37 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1400 rpm
Slip 6.67 %
Rated voltage 190-220/380 V
Rated current 2.04-1.76/1.02 A
L. R. Amperes 9.59-8.28/4.79 A
LRC 4.7x(Code H)
No load current 1.36-1.18/0.682 A
Rated torque 1.88 ft.lb
Locked rotor torque 190 %
Breakdown torque 200 %
Locked rotor time 32s (cold) 18s (hot)
Moment of inertia (J) 0.0399 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 17.5 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  68.0  68.0 

Power factor

50% 75% 100%
0.57  0.71  0.81 
Frame 48
Output 0.5 HP (0.37 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1420 rpm
Slip 5.33 %
Rated voltage 415 V
Rated current 1.05 A
L. R. Amperes 5.35 A
LRC 5.1x(Code J)
No load current 0.830 A
Rated torque 1.85 ft.lb
Locked rotor torque 229 %
Breakdown torque 250 %
Locked rotor time 27s (cold) 15s (hot)
Moment of inertia (J) 0.0399 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 17.5 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  66.0  67.0 

Power factor

50% 75% 100%
0.50  0.63  0.73 

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 Industrial polymer 
Tropicalized Painting Without 
Fan material Plastic 
Bearing cap No-Without Bearing Cap 
Bolt Material Carbon Steel 
Balancing Method Not Balanced 
Drip Cover Without 
Resilient Base Without 
Overload protector (phenolic) Without overload protector  
Connection Cables Quantity 9