WEG 00158OT3E145T-S - MOTOR 1.5HP 4P 143/5T WCA2 ROLLED STEEL
WEG

00158OT3E145T-S

UPC: 7909158531301

Contact for Pricing

Overview

The WEG 1.5HP 4P 143/5T WCA2 Rolled Steel Motor (SKU: 00158OT3E145T-S) is a high-performance, open drip-proof (ODP) industrial motor engineered for reliability and efficiency in demanding applications. Designed for integral horsepower systems (1 HP and above), this motor combines robust construction with precision engineering to deliver consistent power output in clean, indoor environments where contamination risks are minimal. The ODP enclosure features strategically placed ventilation openings that prevent liquid or solid ingress at angles up to 15 degrees from vertical, ensuring optimal cooling while maintaining protection against environmental factors common in industrial settings. Built with rolled steel for enhanced durability, the WEG motor incorporates premium materials and advanced manufacturing processes to withstand continuous operation under heavy loads. Its 4-pole design (1800 RPM at 60Hz) makes it ideal for applications requiring moderate speed and high torque, such as centrifugal pumps, industrial fans, material handling conveyors, air compressors, and general-purpose machinery drives. The WCA2 insulation system provides superior thermal and electrical protection, extending service life even in high-temperature or high-humidity conditions. WEG Motors, a global leader in electric motor technology, is renowned for its rigorous quality control and compliance with international standards (IEC, NEMA, and UL). The 00158OT3E145T-S model reflects WEG’s commitment to innovation, offering energy-efficient operation, low maintenance requirements, and compatibility with variable frequency drives (VFDs) for enhanced process control. Professionals in industries such as HVAC, water treatment, manufacturing, and food processing rely on WEG motors for their proven performance and long-term reliability. Key selection criteria for this motor include its open drip-proof design, which balances cooling efficiency with cost-effectiveness for indoor use, and its rolled steel construction, which provides a lightweight yet durable alternative to cast iron in applications where weight savings are advantageous. Installation is straightforward, with standard mounting configurations and terminal box orientations to suit diverse equipment layouts. WEG’s global service network ensures quick access to replacement parts, technical support, and repair services, minimizing downtime in critical operations. Whether powering a 5 HP pump in a municipal water system, driving a conveyor in an automotive assembly plant, or operating a ventilation fan in a cleanroom facility, the WEG 1.5HP 4P motor delivers the performance and dependability required for modern industrial challenges. Backed by decades of expertise and a reputation for engineering excellence, WEG motors are the preferred choice for engineers and maintenance teams seeking a balance of performance, durability, and value in their motor solutions.
  • 1.5HP, 4-pole (1800 RPM) industrial motor for moderate-speed, high-torque applications
  • Open Drip-Proof (ODP) enclosure prevents ingress at 15° from vertical for reliable cooling
  • Rolled steel construction offers durability with weight savings vs. cast iron alternatives
  • WCA2 insulation system ensures thermal/electrical protection in high-heat environments
  • Compatible with VFDs for energy-efficient variable-speed operation
  • WEG’s global service network provides quick support and replacement parts
  • Ideal for pumps, fans, conveyors, compressors, and general machinery drives

Specifications

Frequency
60 Hz
Ip Rating
IP12 (ODP)
Material
Rolled Steel
Poles
4P
Series
WCA2
Size
143/5T
Package Weight (Imperial)
44.664 LB
KIT BEARING SEALING RING W3 SEAL LABYRIN

W3-SEAL-6314

KIT BEARING SEALING RING W3 SEAL LABYRIN
SPARE PARTS BLUFFT ELECTRONIC STARTER

SSR30039L

SPARE PARTS BLUFFT ELECTRONIC STARTER

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.