W21 Electric Motors
Powering Industry with Efficiency and Reliability – W21 Electric Motors
High-performance W21 electric motors with cast iron and aluminum options for durability, efficiency, and versatile industrial applications.
W21 Electric Motors: Versatile, Efficient, and Built for Industrial Excellence
The W21 electric motor series by WEG is a high-performance, three-phase induction motor designed for reliability, energy efficiency, and durability. Available in both cast iron and aluminum construction, the W21 series caters to various industrial needs. While the cast iron version offers superior mechanical strength for heavy-duty applications, the aluminum variant provides a lighter and corrosion-resistant solution, ideal for industries like food processing and water treatment.
Key Features
- High Efficiency – The W21 series meets EFF2 efficiency standards, with EFF1 available upon request, ensuring energy savings.
- Robust Construction – Available in FC-200 cast iron for maximum durability and aluminum for lightweight performance and better corrosion resistance.
- Versatile Electrical Design – These motors operate at 415V, 50Hz, 3-phase power and tolerate voltage and frequency variations, making them suitable for demanding environments.
- Advanced Cooling System – A totally enclosed, fan-cooled (IC411) design minimizes overheating and noise, enhancing motor lifespan.
- Wide Range of Sizes – Available in IEC 63 to 355M/L frames, covering power ranges from 0.12 kW to over 355 kW.
- Optimized for Harsh Conditions – Designed to withstand high ambient temperatures (up to 50°C) and high humidity levels with optional tropicalized painting.
- Flexible Mounting Options – Supports various IEC mounting configurations to adapt to different installations.
- Compatibility with Variable Frequency Drives (VFDs) – Equipped with WEG's WISE® insulation system, allowing smooth operation with VFDs.
Main Applications
- Industrial Machinery – Pumps, compressors, and fans.
- Heavy-duty Processing – Crushers, conveyor belts, and mixers.
- Energy and Automation – Power plants, mining, and manufacturing.
- HVAC Systems – Cooling towers and ventilation.
- Food Processing & Water Treatment – Applications where corrosion resistance and lightweight design are essential.
The W21 series is a reliable solution for industries needing efficient, durable, and flexible motor performance. Its robust design, efficiency, and adaptability make it a preferred choice in various industrial sectors.
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