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Hunan Chengzhai Machinery Equipment Co., Ltd.

  • China,Changsha ,Hunan
  • Verified Supplier
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China WEG W21-22KW-4P-180L-380V-50HZ-IE3-B35T Motor Specifications
China WEG W21-22KW-4P-180L-380V-50HZ-IE3-B35T Motor Specifications

  1. China WEG W21-22KW-4P-180L-380V-50HZ-IE3-B35T Motor Specifications

WEG W21-22KW-4P-180L-380V-50HZ-IE3-B35T Motor Specifications

  1. MOQ: 1
  2. Price: 9576
  3. Get Latest Price
Delivery Time 45WDS
Poles 4‑pole
Power Factor cosφ 0.85 (full load)
Rated Voltage 380‑415V (Delta) / 660‑690V (Star)
Packaging Details Original packaging
Rated Torque 142 N·m
Supply Ability 9999
Synchronous speed 1500 rpm
Rated Current (380V Delta) 42.5 A
Payment Terms D/A,D/P,T/T
Rated speed 1475 rpm
IE3 Efficiency ≥93.6% at full load, approx. 93.9% at 75% load
Rated Power 22 kW
Model Number W21-22KW-4P-180L-380V-50HZ-IE3-B35T
Place of Origin Rated Powe
Brand Name WEG

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  1. Product Details
  2. Company Details

Product Specification

Delivery Time 45WDS Poles 4‑pole
Power Factor cosφ 0.85 (full load) Rated Voltage 380‑415V (Delta) / 660‑690V (Star)
Packaging Details Original packaging Rated Torque 142 N·m
Supply Ability 9999 Synchronous speed 1500 rpm
Rated Current (380V Delta) 42.5 A Payment Terms D/A,D/P,T/T
Rated speed 1475 rpm IE3 Efficiency ≥93.6% at full load, approx. 93.9% at 75% load
Rated Power 22 kW Model Number W21-22KW-4P-180L-380V-50HZ-IE3-B35T
Place of Origin Rated Powe Brand Name WEG
WEG W21 three‑phase induction motor, B35T (foot‑mounted + FF flange, terminal box on top), IC411 TEFC Totally Enclosed Fan‑CooledWEG

Model Code Explanation


Code Description
W21 WEG W21 series three‑phase induction motor
22KW Rated power: 22 kW
4P 4‑pole
180L Frame size 180L
380V‑50Hz 380V/50Hz, delta connection; compatible with 380‑415V Delta / 660‑690V Star
IE3 Super‑premium efficiency per IEC60034‑30‑1
B35T B3 foot‑mounted plus B5 flange mounting; T = terminal box mounted on top of motorWEG

Electrical Data (50 Hz)

  • Rated Power: 22 kW
  • Poles: 4‑pole; Synchronous speed: 1500 rpm; Rated speed: 1475 rpm
  • Rated Voltage: 380‑415V (Delta) / 660‑690V (Star)
  • Rated Current (380V Delta): 42.5 A
  • Rated Torque: 142 N·m
  • Power Factor cosφ: 0.85 (full load)
  • IE3 Efficiency: ≥93.6% at full load, approx. 93.9% at 75% load
  • Locked‑rotor current ratio LRC: 7.0 × In
  • Starting Torque: 240% Tn; Maximum Torque: 260% Tn
  • Duty Cycle: S1 Continuous running
  • Insulation Class: Class F (temperature rise assessed per Class B, 80K)

Mechanical & Environmental Data

  • Protection Class: IP55WEG
  • Cooling Method: IC411 TEFC Totally Enclosed Fan‑Cooled
  • Mounting Arrangement: B35T (foot‑mounted + FF flange, terminal box on top)WEG
  • Frame size: 180L
  • Shaft Extension: Φ48 mm, key 14×9, shaft extension length 110 mm
  • Moment of Inertia J: 0.148 kg·m²
  • Bearings: DE 6310C3; NDE 6310C3
  • Weight: approx. 245 kg
  • Ambient Temperature: ‑20℃ ~ +40℃, altitude ≤1000 m
  • Standard supply: 1 set PTC thermistors per phase for winding protection (frame 180)
  • Terminal box: Top entry, rotatable, suitable for VFD operation

IEC 180L‑4P B35 Mounting Dimensions

  • Centre height H: 180 mm
  • Foot mounting hole spacing A: 315 mm; B: 241 mm
  • Foot width C: 152 mm
  • Shaft diameter D: 48 mm, key 14×9
  • Shaft extension E: 110 mm
  • FF Flange: Flange OD 350 mm, spigot 250 mm, mounting holes M12

Company Details

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 and 

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 from Quality China Factory
  • Business Type:

    Trading Company,Seller,Exporter,Importer,Distributor/Wholesaler,Manufacturer,Agent

  • Year Established:

    2023

  • Total Annual:

    CNY 20M-CNY 50M

  • Employee Number:

    10~49

  • Ecer Certification:

    Verified Supplier

Chengzai Machinery mainly operates products suitable for imported brands of road machinery, mining equipment, construction machinery, generator sets, ship power systems, etc.: drilling rig spare parts, air compressor spare parts, tunneling machine spare parts, excavator-loader spare parts, engine sp... Chengzai Machinery mainly operates products suitable for imported brands of road machinery, mining equipment, construction machinery, generator sets, ship power systems, etc.: drilling rig spare parts, air compressor spare parts, tunneling machine spare parts, excavator-loader spare parts, engine sp...

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Get in touch with us

  • Reach Us
  • Hunan Chengzhai Machinery Equipment Co., Ltd.
  • Changsha Avenue, Yuhua District, Changsha, Hunan, China (Changsha) ASEAN Economic and Trade Cooperation Headquarters Base 1209
  • https://www.czjx-parts.com/

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