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/Products/Electric Motors/3 Phase/WEG/Rolled Steel, ODP/Resilient Base/.3318OT3ERB56-S WEG 1/3HP General Purpose Electric Motor,1800RPM
.3318OT3ERB56-S WEG 1/3HP General Purpose Electric Motor,1800RPM
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Product ID: .3318OT3ERB56-S

.3318OT3ERB56-S WEG 1/3HP General Purpose Electric Motor,1800RPM

MFG: WEG Electric Corporation
MFG Part Number: .3318OT3ERB56-S

Selected accessories will also be added to cart
$235.50 / Each
Quantity:
IC01 - ODP, 56T Frame, 208-230/460VAC 3 Phase 50/60Hz, 14590188, Resilient Base, Rolled Steel, 5/8" Keyed Shaft

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 1.48-1.34/0.668 A
L. R. Amperes 9.16-8.28/4.14 A
LRC 6.2x(Code L)
No load current 0.948-1.10/0.550 A
Rated torque 0.969 ft.lb
Locked rotor torque 229 %
Breakdown torque 330 %
Locked rotor time 64s (cold) 36s (hot)
Moment of inertia (J) 0.0453 sq.ft.lb
Insulation Class F
Temperature rise 80 K
Service factor 1.35 (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.
Enclosure IC01 - ODP
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 52.0 dB(A)
Approx. weight³ 21.8 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  73.4 

Power factor

50% 75% 100%
0.44  0.55  0.64 
Frame 56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1450 rpm
Slip 3.33 %
Rated voltage 190/380 V
Rated current 1.44/0.718 A
L. R. Amperes 7.32/3.66 A
LRC 5.1x(Code J)
No load current 1.04/0.522 A
Rated torque 1.18 ft.lb
Locked rotor torque 160 %
Breakdown torque 250 %
Locked rotor time 77s (cold) 43s (hot)
Moment of inertia (J) 0.0453 sq.ft.lb
Insulation Class F
Service factor 1.35
Temperature rise 80 K
Service factor 1.35 (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.
Enclosure IC01 - ODP
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 49.0 dB(A)
Approx. weight³ 21.8 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%
65.0  70.6  72.5 

Power factor

50% 75% 100%
0.51  0.64  0.73 
Frame 56
Output 0.33 HP (0.25 kW)
Number of Poles 4
Frequency 50 Hz
Rated speed 1460 rpm
Slip 2.67 %
Rated voltage 220/415 V
Rated current 1.40/0.740 A
L. R. Amperes 7.54/4.00 A
LRC 5.4x(Code K)
No load current 1.18/0.628 A
Rated torque 1.17 ft.lb
Locked rotor torque 200 %
Breakdown torque 300 %
Locked rotor time 63s (cold) 35s (hot)
Moment of inertia (J) 0.0453 sq.ft.lb
Insulation Class F
Service factor 1.35
Temperature rise 80 K
Service factor 1.35 (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.
Enclosure IC01 - ODP
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 49.0 dB(A)
Approx. weight³ 21.8 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%
60.4  67.8  71.2 

Power factor

50% 75% 100%
0.44  0.56  0.66 

Features

Frame Material Rolled Steel 
Impregnation Method Dip and Bake Polyester 
Shaft Material SAE 1040/45 Carbon Steel 
Painting Only primer  
Grounding Lugs Single 
Fan Cover material Without Fan Cover 
Tropicalized Painting Without 
Fan material Without fan 
Bearing cap No-Without Bearing Cap 
Bolt Material Carbon Steel 
Balancing Method 1/2 Key 
Drip Cover Without 
Resilient Base Without