02018OT3ECD256T-W40 WEG 20HP Compressor Duty Electric Motor, 1800RPM


MFG: WEG Electric Corporation




Electric Motors

Frame 254/6T
Output 20 HP (15 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1765 rpm
Slip 1.94 %
Rated voltage 208-230/460 V
Rated current 53.3-48.2/24.1 A
L. R. Amperes 341-308/154 A
LRC 6.4x(Code G)
No load current 17.2-20.0/10.0 A
Rated torque 59.5 ft.lb
Locked rotor torque 220 %
Breakdown torque 280 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 3.13 sq.ft.lb
Design B
Insulation Class F
Service factor 1.25
Temperature rise 80 K
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 IP23
Enclosure IC01 – ODP
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 62.0 dB(A)
Approx. weight³ 267 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.


50% 75% 100%
92.4 93.0 93.0

Power factor

50% 75% 100%
0.69 0.79 0.84


Frame Material Cast Iron
Impregnation Method Dip and Bake Polyester
Regreasing System At Drive end and Non-drive end
Main terminal box hole NPT 1 1/2″
Terminal Block Without
Shaft Locking Device Without
Shaft Material SAE 1040/45 Carbon Steel
Painting Munsell N 1 – Matte 203A (ISO 12944 – C2)
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
Overload protector (phenolic) Without overload protector
Connection Cables Quantity 12


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