WEGRigid Base 3-Phase IEC Metric General Purpose AC Motors

WEG 11018ET3Y280S/M-W22 150 hp Rigid Base 3-Phase IEC Metric

The WEG General Purpose Motor is a 150 hp Rigid Base 3-Phase IEC Metric General Purpose AC Motor with a TEFC enclosure. It operates at 1,750 RPM and 460V AC at 60 Hz, drawing 170.0 A full load amps. This model, MPN…

SKU 3G-OTH-57862

Also listed as: 11018ET3Y280SMW22 · 11018ET3Y280S M W22 · 11018ET3Y280S-M-W22

Brand

WEG

Item

11018ET3Y280S/M-W22 150 hp Rigid Base 3-Phase IEC Metric

Part Number

11018ET3Y280S/M-W22

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Compliance & shipping

Hazardous material: Not classified as hazardous
California Prop 65 warning: No warning recorded
Licence required: No licence required
Safety Data Sheet: Not available
Special shipping: Required — additional freight charges may applyThis item requires special shipping, additional charges may apply.

Technical Specifications

WEG

Manufacturer Part Number

11018ET3Y280S/M-W22 

Type

Rigid Base Mount, Totally Enclosed Fan Cooled 

CAD

Click on image to zoom. 

Done

The motor's output power. It is normally listed as HP or Output Wattage on the motor's nameplate. 

UNSPSC

26101612

Weight

2,117 

Frequency

60

Frame Size

280S/M 

Mfr. Model

11018ET3Y280S/M-W22 

Shaft Length

140

Number of Speeds

1

Length Less Shaft

931

NEMA Design Class

N

Nominal Efficiency

95.8 

Datasheet Content

www.weg.net




Português                         2


English                         57


Español                        111


Deutsch                       167


Română                        223


Български                     277




                                             ENGLISH




            Manual of Electric Motors   57
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                     INSTALLATION, OPERATION AND MAINTENANCE
                     MANUAL OF ELECTRIC MOTORS
                     This manual provides information about WEG induction motors fitted with squirrel cage,
                     permanent magnet or hybrid rotors, low, medium and high voltage, in frame sizes IEC 56
                     to 630 and NEMA 42 to 9606/10.
                     The motor lines indicated below have additional information that can be checked in their
                     respective manuals:
                     g Smoke Extraction Motors;

                     g Electromagnetic Brake Motors;

                     g Hazardous Area Motors.


                     These motors meet the following standards, if applicable:
                     g NBR 17094-1: Máquinas Elétricas Girantes - Motores de Indução - Parte 1: trifásicos.

                     g NBR 17094-2: Máquinas Elétricas Girantes - Motores de Indução - Parte 2: monofásicos.

                     g IEC 60034-1: Rotating Electrical Machines - Part 1: Rating and Performance.

                     g NEMA MG 1: Motors and Generators.

                     g CSA C 22.2 N°100: Motors and Generators.

                     g UL 1004-1: Rotating Electrical Machines - General Requirements.




                     If you have any questions regarding this manual please contact your local WEG branch,
                     contact details can be found at www.weg.net.




58   Manual of Electric Motors
                                                                                                                                               www.weg.net

Table of Contents
1. Terminology                                                                                                                                           61


2. Initial Recommendations	                                                                                                                              62
2.1. Warning Symbol........................................................................................................................... 62
2.2. Receiving Inspection................................................................................................................. 62
2.3. Nameplates.................................................................................................................................... 63

3. Safety Instructions	                                                                                                                                  66


4. Handling and Transport	                                                                                                                               67
4.1. Lifting............................................................................................................................................... 67
     4.1.1. Horizontal motors with one eyebolt....................................................................................... 67
     4.1.2. Horizontal motor with two eyebolts....................................................................................... 68
     4.1.3. Vertical motors . ...................................................................................................................... 69
     4.1.3.1. Procedures to place W22 motors in the vertical position................................................ 69
     4.1.3.2. Procedures to place HGF motors in the vertical position............................................... 70
     4.2 Procedures to place W22 vertical mount motors in horizontal position.............................. 71

5. Storage	                                                                                                                                              73
5.1. Exposed machined Surfaces.................................................................................................. 73
5.2. Storage.......................................................................................................................................... 73




                                                                                                                                                                      ENGLISH
5.3 Bearings.......................................................................................................................................... 74
     5.3.1 Grease lubricated bearings..................................................................................................... 74
     5.3.2 Oil lubricated bearings............................................................................................................ 74
     5.3.3 Oil Mist lubricated bearings.................................................................................................... 75
     5.3.4 Sleeve bearing.......................................................................................................................... 75
5.4. INSULATION RESISTANCE.............................................................................................................. 75
     5.4.1. Insulation resistance measurement...................................................................................... 75

6. Installation	                                                                                                                                         78
6.1. Foundations................................................................................................................................... 79
6.2. MOTOR MOUNTING.......................................................................................................................... 81
     6.2.1. Foot mounted motors.............................................................................................................. 81
     6.2.2. Flange mounted motors......................................................................................................... 81
     6.2.3. Pad mounted motors.............................................................................................................. 82
6.3. Balancing....................................................................................................................................... 82
6.4. Couplings....................................................................................................................................... 82
     6.4.1. Direct coupling......................................................................................................................... 83
     6.4.2. Gearbox coupling.................................................................................................................... 83
     6.4.3. Pulley and belt coupling......................................................................................................... 83
     6.4.4. Coupling of sleeve bearing motors....................................................................................... 83
6.5. Leveling.......................................................................................................................................... 84




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          6.6. Alignment....................................................................................................................................... 84
          6.7. Connection of oil lubricated or oil mist lubricated motors............................... 85
          6.8. Connection of the cooling water system...................................................................... 85
          6.9. Electrical connection............................................................................................................ 85
          6.10. Connection of the thermal protection devices........................................................ 88
          6.11. Resistance Temperature Detectors (Pt-100)................................................................. 89
          6.12. Connection of the space heaters..................................................................................... 91
          6.13. Starting Methods..................................................................................................................... 92
          6.14. Motors driven by Frequency Inverter........................................................................... 93
               6.14.1. Use of dV/dt filter.................................................................................................................... 93
               6.14.1.1. Motor with enameled round wire....................................................................................... 93
               6.14.1.2. Motor with prewound coils................................................................................................ 93
               6.14.2. Bearing insulation................................................................................................................. 94
               6.14.3. Switching frequency.............................................................................................................. 94
               6.14.4. Mechanical speed limitation................................................................................................. 94

          7. Commissioning	                                                                                                                                   95
          7.1. Initial Start-up ............................................................................................................................ 95
          7.2. Operating conditions .............................................................................................................. 97
               7.2.1.Limits of vibration . .................................................................................................................. 98

          8. Maintenance	                                                                                                                                     99
          8.1. General Inspection.................................................................................................................... 99
          8.2. Lubrication.................................................................................................................................... 99
ENGLISH




               8.2.1. Grease lubricated rolling bearings...................................................................................... 100
               8.2.1.1. Motor without grease fitting.............................................................................................. 102
               8.2.1.2. Motor with grease fitting.................................................................................................... 102
               8.2.1.3. Compatibility of the Mobil Polyrex EM grease with other greases............................... 102
               8.2.2. Oil lubricated bearings......................................................................................................... 103
               8.2.3. Oil mist lubricated bearings................................................................................................. 103
               8.2.4. Sleeve…

Technical Documents

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Technical Data Sheet

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WEG Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the WEG 150 hp general purpose motor used for?

This WEG 150 hp TEFC motor drives pumps, fans, conveyors, and compressors in industrial plants. Its rigid base mount and 280S/M frame suit heavy-duty applications requiring reliable 1,750 RPM operation at 460V AC.

What are the specifications of the WEG 11018ET3Y280S/M-W22 motor?

The WEG 11018ET3Y280S/M-W22 is a 150 hp, 460V AC, 1,750 RPM, 170.0 A full load amp motor. It has a TEFC enclosure, rigid base mount, and 280S/M frame size. It is a 3-phase IEC metric general purpose AC motor.

Where to buy the WEG 150 hp TEFC motor worldwide?

3G Electric supplies the WEG 150 hp TEFC motor (MPN 11018ET3Y280S/M-W22) worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time.

How to select the right WEG general purpose motor for an application?

Match the motor's horsepower, RPM, voltage, and enclosure to your load requirements. For this WEG 150 hp TEFC model, ensure your supply is 460V AC at 60 Hz and the mounting base fits a 280S/M frame. Consult a WEG catalog for duty-cycle and ambient temperature limits.

Used in

Common applications for WEG

Water and wastewater treatment — WEG TEFC motors (e.g., 25 hp, 1,765 RPM) driving centrifugal pumps in lift stations

Oil and gas processing — WEG ODP motors (e.g., 150 hp, 3,570 RPM) powering compressors in refineries

Food and beverage manufacturing — WEG TEFC motors (e.g., 3 hp, 1,175 RPM) operating conveyor belts in washdown areas

HVAC systems — WEG ODP motors (e.g., 25 hp, 3,600 RPM) driving large centrifugal fans in commercial buildings

Material handling — WEG TEFC motors (e.g., 50 hp, 1,775 RPM) powering belt conveyors in distribution centers

Mining and aggregates — WEG TEFC motors (e.g., 1/3 hp, 1,765 RPM) used in small crusher feeders and screening equipment

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WEG Products

3G Electric supplies WEG rigid base 3-phase iec metric general purpose ac motors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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