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/Products/Electric Motors/3 Phase/WEG/Air Handling/Cooling Tower/TEFC, F-1 Mounting/02018ET3H256T-W22 WEG 20HP Severe Duty Electric Motor, 1800RPM

Product ID: 02018ET3H256T-W22

02018ET3H256T-W22 WEG 20HP Severe Duty Electric Motor, 1800RPM

MFG: WEG Electric Corporation
MFG Part Number: 02018ET3H256T-W22

Selected accessories will also be added to cart
$1,650.75 / Each
Quantity:
IC411 - TEFC, IP55, 254T/256T Frame, 575VAC 60Hz 3 Phase, 11611512, NEMA Premium Efficiency, Foot Mounted, Cast Iron Frame, 1-5/8" Keyed Shaft

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 575 V
Rated current 19.3 A
L. R. Amperes 133 A
LRC 6.9x(Code H)
No load current 8.00 A
Rated torque 59.5 ft.lb
Locked rotor torque 270 %
Breakdown torque 280 %
Locked rotor time 27s (cold) 15s (hot)
Moment of inertia (J) 3.10 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 IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 64.0 dB(A)
Approx. weight³ 373 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%
91.7  92.4  93.0 

Power factor

50% 75% 100%
0.68  0.79  0.84 

Features

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 
Drain Rubber, automatic 
Shaft Material SAE 1040/45 Carbon Steel 
Painting RAL 5009 203A (ISO 12944 - C2) 
Grounding Lugs Single 
Fan Cover material Cast Iron 
Tropicalized Painting Without 
Fan material Plastic 
Bearing cap Yes- Bearing Cap 
Balancing Method 1/2 Key 
Drip Cover Without 
Overload protector (phenolic) Without overload protector  

Bearing details

  Drive End Non Drive End
Bearing type 6309 C3  6209 C3 
Sealing V'Ring  V'Ring 
Lubrication interval 20000 h  20000 h 
Lubricant amount 13 g  9 g 
Grease Type Mobil Polyrex EM 

Foundation loads

Max. traction Max. compression
613 lb  986 lb