WEG Strategic Partner Distributor
WEG ESW-B18D39A-R31 - ENCLOSED STARTER ESW-B18D39A-R31

WEG ESW-B18D39A-R31 ENCLOSED STARTER ESW-B18D39A-R31

Alternate Item Number: 10724296

UPC: 7894171769919

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The WEG ESW-B18D39A-R31 Enclosed Starter represents a robust and reliable solution for industrial motor control applications. This integrated unit combines essential motor protection and control components into a single, pre-assembled package, simplifying installation and ensuring operational safety. At its core, the ESW-B18D39A-R31 features a high-performance WEG contactor, designed for frequent switching cycles and demanding industrial environments. Complementing the contactor is an integrated thermal overload relay, providing crucial protection against motor damage caused by overcurrent conditions, phase loss, or unbalanced loads. This dual functionality ensures that your electric motors operate efficiently and are safeguarded against premature failure, thereby minimizing downtime and maintenance costs. The 'enclosed' aspect of this starter is paramount for industrial settings. The robust enclosure, rated for specific environmental conditions (refer to product specifications for exact IP/NEMA ratings), offers superior protection against dust, moisture, and physical impact. This makes the ESW-B18D39A-R31 ideal for deployment in a wide array of challenging industrial environments, including manufacturing plants, processing facilities, water treatment operations, and agricultural settings. The enclosure not only protects the internal components but also enhances safety by isolating live electrical parts, reducing the risk of accidental contact. WEG is a globally recognized leader in motor and drive technology, renowned for its commitment to quality, innovation, and reliability. The ESW-B18D39A-R31 benefits from this extensive expertise, offering a dependable solution that meets stringent industry standards. Professionals choose WEG enclosed starters for their straightforward installation, ease of maintenance, and long operational lifespan. The unit is designed for direct mounting and connection, reducing labor costs and speeding up project timelines. Its compact design also allows for efficient use of space within control panels and machinery. Key benefits and features of the WEG ESW-B18D39A-R31 include: * **Integrated Control and Protection:** Combines a WEG contactor and thermal overload relay for comprehensive motor management. * **Enhanced Safety:** Robust, protective enclosure shields internal components and personnel from electrical hazards. * **Reliable Performance:** Engineered by WEG for durability and consistent operation in demanding industrial conditions. * **Simplified Installation:** Pre-wired and assembled unit reduces wiring complexity and installation time. * **Versatile Application:** Suitable for a broad range of motor-driven equipment across various industries. * **Cost-Effective Solution:** Minimizes downtime and extends motor life, contributing to overall operational efficiency. This enclosed starter is an essential component for any application requiring reliable starting, stopping, and protection of electric motors. Whether you are commissioning new equipment or upgrading existing systems, the WEG ESW-B18D39A-R31 provides the peace of mind that comes with using a high-quality, dependable industrial control solution. Its design facilitates easy integration into existing electrical infrastructure, making it a practical choice for engineers and maintenance professionals alike. Trust WEG for your critical motor control needs.
  • WEG ESW-B18D39A-R31 enclosed motor starter for industrial applications.
  • Integrates WEG contactor and thermal overload relay for comprehensive motor control.
  • Robust protective enclosure for enhanced safety and environmental resistance.
  • Designed for reliable starting, stopping, and protection of electric motors.
  • Simplifies installation and reduces maintenance in demanding industrial settings.

Specifications

Package Weight (Imperial)
5.456 LB
GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)

1270040900

GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)
MT-63 34A 3D SCREW EXP (MT63-3D-34-S-E)

1311001000

MT-63 34A 3D SCREW EXP (MT63-3D-34-S-E)
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.
Ground Lug

DNGL

Ground Lug
CONTACT BLOCK BU BLB-02

BLB-02

CONTACT BLOCK BU BLB-02
CONTACT BLOCK BU BFB-20

BFB-20

CONTACT BLOCK BU BFB-20

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.