WEG Strategic Partner Distributor
WEG 25018ET3GRB449T-W22 - MOTOR 250HP 4P 447/9T WFF2
WEG

25018ET3GRB449T-W22

UPC: 7891327996557

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Overview

The **WEG 250HP 4P 447/9T WFF2 TEFC Motor (SKU: 25018ET3GRB449T-W22)** is a high-performance, integral horsepower electric motor engineered for the most demanding industrial environments. Designed as a Totally Enclosed Fan-Cooled (TEFC) unit, this motor combines robust construction with advanced thermal management to deliver consistent, reliable operation in harsh conditions. WEG, a global leader in electric motor technology, has engineered this 250-horsepower motor to meet the rigorous demands of modern industrial applications, ensuring durability, efficiency, and long service life even in the presence of dust, moisture, and contaminants. **Key Features and Technical Excellence** This WEG motor is built around a 4-pole design, optimized for applications requiring balanced torque and efficient power delivery. The Totally Enclosed Fan-Cooled (TEFC) enclosure is a hallmark of industrial-grade reliability, featuring a sealed design that prevents the ingress of dust, dirt, and moisture—critical for outdoor installations or facilities with high particulate levels. The external fan provides consistent airflow over the motor’s exterior, maintaining optimal operating temperatures and preventing overheating during prolonged duty cycles. WEG’s commitment to quality is evident in every aspect of this motor’s construction. Premium-grade materials, precision machining, and stringent quality control processes ensure that each unit meets or exceeds industry standards. The motor’s rotor and stator assemblies are balanced for minimal vibration, reducing wear on bearings and extending operational lifespan. Additionally, the motor is designed with serviceability in mind, allowing for easier maintenance and reduced downtime in industrial settings. **Versatile Applications Across Industries** The **250HP 4P 447/9T WFF2 TEFC Motor** is engineered to power a wide range of industrial machinery and equipment. Its robust design makes it ideal for heavy-duty applications in sectors such as: - **Pump Systems:** Centrifugal, submersible, and industrial pumps rely on high-torque motors like this to maintain consistent flow and pressure in water treatment, irrigation, and chemical processing plants. - **Material Handling:** Conveyor systems in manufacturing, mining, and logistics depend on reliable motors to move bulk materials efficiently and safely. - **Compressed Air Systems:** Industrial air compressors require motors that can operate continuously under load, making this WEG motor a trusted choice for compressor drives. - **HVAC and Ventilation:** Large-scale heating, ventilation, and air conditioning systems in commercial buildings and industrial facilities benefit from the motor’s energy-efficient operation and durable construction. - **Machinery Drives:** From machine tools to textile looms, this motor provides the torque and reliability needed for precision-driven industrial processes. **Industry-Leading Performance and Reliability** WEG motors are renowned for their energy efficiency, meeting or exceeding IE3 (Premium Efficiency) standards, which translates to lower operational costs and reduced carbon footprint. The 250HP 4P 447/9T WFF2 is designed to operate efficiently across a wide range of loads, making it suitable for both continuous and intermittent duty cycles. Its high starting torque ensures reliable startup even under heavy loads, while its low maintenance requirements minimize operational disruptions. **Installation and Operational Considerations** Proper installation is critical to maximizing the lifespan and performance of this motor. Professionals should ensure that the motor is mounted on a stable, vibration-dampening base to reduce stress on the shaft and bearings. Adequate ventilation around the motor is essential to allow the external fan to dissipate heat effectively. Additionally, regular inspections of the motor’s enclosure seals, fan blades, and electrical connections will help prevent premature wear and ensure long-term reliability. **Why Choose WEG?** WEG is a globally trusted name in electric motor technology, with a reputation for innovation, quality, and customer support. The company’s motors are used in industries ranging from oil and gas to renewable energy, reflecting their adaptability and performance. With a global network of service centers and technical support teams, WEG ensures that customers receive expert guidance from selection through installation and maintenance. The **250HP 4P 447/9T WFF2 TEFC Motor** exemplifies WEG’s dedication to engineering solutions that meet the evolving needs of modern industry. Invest in the **WEG 250HP 4P 447/9T WFF2 TEFC Motor** for a motor that delivers uncompromising performance, durability, and efficiency in even the most challenging industrial environments.
  • 250HP, 4-pole TEFC motor for heavy-duty industrial applications
  • Totally Enclosed Fan-Cooled (TEFC) design protects against dust, moisture, and contaminants
  • Premium materials and precision manufacturing ensure long service life
  • Energy-efficient operation meets IE3 (Premium Efficiency) standards
  • Versatile applications: pumps, fans, conveyors, compressors, and machinery drives

Specifications

Frequency
60 Hz
IP Rating
IP55
Mounting Type
TEFC
Poles
4P
Series
WFF2
Size
447/9T
Package Weight (Imperial)
3024.729 LB
KIT BEARING SEALING RING W3 SEAL LABYRIN

W3-SEAL-6314

KIT BEARING SEALING RING W3 SEAL LABYRIN
KIT TERMINAL BLOCK BMC 12 PINS K1M5 ORAN

TERMBLCK-112/132-12P

KIT TERMINAL BLOCK BMC 12 PINS K1M5 ORAN

Frequently Asked Questions about WEG

What certifications and standards do WEG products comply with?

WEG products meet extensive international standards across multiple critical categories, including safety, electromagnetic compatibility (EMC), functional safety, and regulatory compliance. Key certifications include UL, cUL, CE, TÜV Rheinland, and compliance with international standards such as EN 61800 series, IEC 61508, ISO 13849-1, and directives like Low Voltage (2014/35/EU), EMC (2014/30/EU), and RoHS. Their products are certified for safe operation in various industrial environments, with specific standards covering electrical safety, thermal performance, electromagnetic immunity, and environmental protection.

What is WEG's warranty policy?

WEG offers an 18-month standard warranty for automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Repairs must be performed by authorized WEG service, and the warranty is limited to the replacement or repair of the product itself, excluding consequential damages. Extended warranty options are available, including purchasing additional coverage at 2.5% of the product's selling price per year, up to 4 additional years.

What industries and applications are WEG products used for?

WEG products are extensively used across multiple industrial sectors, including packaging equipment, material handling, food processing, pumps, medical/lab equipment, door/gate openers, office machinery, and lawn/garden applications. Their versatile DC motors and variable frequency drives (VFDs) are designed for general industrial use, with solutions ranging from off-the-shelf products to custom OEM designs that meet UL/CSA standards for diverse manufacturing and processing environments.

What technical support does WEG offer?

WEG offers comprehensive technical support through multiple channels, including a dedicated Automation Service Department accessible via toll-free phone (1-877-934-3748) and email ([email protected]). They maintain a global network of accredited service centers worldwide, which customers can locate on their website. Additionally, WEG provides warranty support and technical assistance for their industrial automation products, with pre-approval required for warranty repairs.

What are the key features of WEG products?

WEG products feature advanced industrial automation technologies with key characteristics including high performance, flexibility, and connectivity. Their flagship CFW900 Variable Speed Drive demonstrates core product strengths: intelligent thermal management, built-in safety functions, IoT readiness, advanced energy saving capabilities, and comprehensive communication protocols. WEG drives offer robust performance with features like 150% overload capacity, modern graphic HMI, plug-and-play expansion modules, and compatibility across multiple industrial segments including food and beverage, pulp and paper, and manufacturing.

What communication protocols do WEG products support?

WEG products support multiple industrial communication protocols across their product lines, including EtherNet/IP, Modbus-TCP, Modbus-RTU, CANopen, and optional protocols like Profibus-DP and DeviceNet. Specifically, the PLC500 offers 2x Gigabit Ethernet Ports, 1x CAN Port, and 1x RS485 port, enabling seamless integration with major industrial communication networks.

What environmental ratings do WEG products have?

WEG products feature multiple environmental ratings and protection classes. They offer Protection Class 3C2 as a standard coating and Protection Class 3C3 as an optional extra coating, both compliant with IEC 60721-3-3. Environmental specifications include air relative humidity from 5% to 95% non-condensing, altitude ratings up to 1,000m standard (with current derating above that), and Pollution Degree 2 classification with non-conductive pollution requirements.

What accessories are available for WEG products?

WEG offers a comprehensive range of accessories across multiple product lines. For variable frequency drives like the CFW900, accessories include I/O expansion modules, communication modules, encoder modules, temperature transducer modules, relay output modules, and HMI accessories. These accessories expand communication capabilities, input/output functions, and application flexibility. Most accessories are interchangeable between drive frames and can be installed in backplane slots, with communication network accessories limited to one per variable speed drive.

What are the main product lines offered by WEG?

WEG offers a comprehensive range of industrial automation products, including variable frequency drives (CFW series like CFW100, CFW300, CFW500), soft starters (SSW series including SSW05, SSW07, SSW900), and the innovative Motion Fleet Management (MFM) system for predictive maintenance and asset monitoring. Their product lines are designed to support industrial automation needs across various sectors, providing solutions for motor control, fleet management, and operational efficiency.

How are WEG products typically installed?

WEG products are typically installed with careful attention to mounting specifications, protection ratings, and airflow requirements. For variable speed drives like the CFW900, installation methods include surface mounting, flange mounting, and side-by-side configurations with specific clearance guidelines. Installers must follow precise dimensional requirements for each product frame size, ensuring proper ventilation and electrical connections.