WEG 05018ET3HCT326T-W22 - MOTOR 50HP 4P 324/6T WFF2
WEG

05018ET3HCT326T-W22

UPC: 7909492109709

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Overview

The WEG 05018ET3HCT326T-W22 is a high-performance 50HP (37.3 kW) 4-pole industrial electric motor engineered specifically for vertical cooling tower fan applications. Built to withstand the harshest industrial environments, this motor combines robust construction with advanced corrosion protection, making it an ideal choice for continuous-duty operations in moisture-laden and chemically aggressive settings. As part of WEG's premium integral horsepower motor line (1 HP and above), this unit delivers exceptional reliability, energy efficiency, and extended service life—key attributes that industrial operators demand for critical infrastructure components like cooling towers, pumps, and ventilation systems. Designed with the WFF2 (Weatherproof Fan-cooled) connection type, this motor features a 324/6T frame size, providing compatibility with a wide range of cooling tower fan assemblies. Its sealed construction prevents moisture ingress, while the epoxy-coated finish offers superior resistance to corrosion from chemicals, humidity, and airborne contaminants. The stainless steel shaft ensures durability under high torque loads, and sealed bearings eliminate the need for frequent maintenance, reducing downtime in industrial facilities. These features collectively make the 05018ET3HCT326T-W22 a trusted solution for applications where operational continuity and equipment longevity are non-negotiable. Industries such as power generation, chemical processing, HVAC, water treatment, and food & beverage rely on WEG motors for their proven performance in demanding conditions. The motor's compliance with stringent industrial standards—including NEMA and IEC specifications—ensures seamless integration with existing systems, whether driving cooling tower fans, centrifugal pumps, or industrial compressors. WEG's reputation for precision manufacturing and rigorous quality testing further reinforces the motor's suitability for mission-critical applications, where failure is not an option. Installation is straightforward thanks to the motor's standardized frame design and WFF2 connection, which simplifies alignment and reduces setup time. For professionals selecting motors for cooling tower applications, key considerations include frame size compatibility, environmental resistance, and energy efficiency ratings. The 05018ET3HCT326T-W22 excels in all these areas, offering a balance of power, durability, and cost-effectiveness. With WEG's global service network and technical support, operators can expect responsive assistance for installation, maintenance, and troubleshooting, ensuring optimal performance throughout the motor's lifecycle. Whether deployed in a coastal refinery, a municipal water treatment plant, or a large-scale HVAC system, this motor represents a smart investment in reliability and efficiency. Its design reflects WEG's commitment to innovation in industrial electric motors, where every component—from the corrosion-resistant housing to the high-grade bearings—is engineered to deliver peak performance in real-world conditions. For facilities where downtime translates to lost productivity and revenue, the 05018ET3HCT326T-W22 stands as a dependable workhorse, built to thrive in the most challenging industrial environments.
  • 50HP (37.3 kW) 4-pole industrial electric motor for cooling tower fans
  • 324/6T frame with WFF2 (Weatherproof Fan-cooled) connection for vertical applications
  • Sealed construction with epoxy-coated finish for superior corrosion resistance
  • Stainless steel shaft and sealed bearings for extended service life in harsh environments
  • Designed for continuous-duty operations in power generation, HVAC, water treatment, and chemical processing

Specifications

Connection Type
WFF2
Frequency
60 Hz
IP Rating
IP66
Material
Epoxy-coated
Material
Epoxy-coated stainless steel
Material
Stainless Steel/Epoxy-Coated
Mounting Type
WFF2
Nema Rating
NEMA
Poles
4P
Poles
4
Series
Integral Horsepower Motor Line
Size
324/6T Frame
Size
324/6T
Package Weight (Imperial)
638.389 LB

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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.