WEG ESW-B9D39H-R27 - ENCLOSED STARTER ESW-B9D39H-R27
WEG

ESW-B9D39H-R27

Alternate Item Number: 14663318

UPC: 7909492678298

Contact for Pricing

Overview

The WEG ESW-B9D39H-R27 Enclosed Starter is a robust, all-in-one motor control solution designed for industrial environments where reliability and protection are paramount. This enclosed motor starter integrates a high-performance contactor with advanced overload protection in a single, weatherproof enclosure, providing a complete system for starting, stopping, and safeguarding three-phase electric motors. Engineered by WEG, a global leader in industrial electric motor and control technology, the ESW-B9D39H-R27 delivers exceptional durability, operational efficiency, and compliance with stringent industrial safety standards. Industrial motor starters like the ESW-B9D39H-R27 are essential components in a wide range of applications, including HVAC systems, conveyor belts, pumps, compressors, and manufacturing machinery. They are particularly critical in sectors such as mining, oil and gas, water treatment, and food processing, where continuous operation and protection against overloads are non-negotiable. By combining a contactor for reliable switching with a thermal overload relay for motor protection, this starter ensures smooth motor operation while preventing damage from excessive current or phase imbalance. The enclosed design of the ESW-B9D39H-R27 provides an additional layer of safety and environmental protection, making it ideal for outdoor installations or harsh industrial settings. The enclosure shields internal components from dust, moisture, and mechanical impact, while also reducing the risk of electrical hazards. This makes the starter suitable for use in NEMA-rated enclosures or IEC-compliant control panels, depending on regional standards and application requirements. WEG’s reputation for engineering excellence is reflected in the ESW-B9D39H-R27. The company’s commitment to innovation and quality ensures that this motor starter delivers consistent performance across a wide range of voltages and motor sizes. Professionals in the industrial sector trust WEG for its comprehensive product range, global support network, and adherence to international certifications such as UL, IEC, and CE. Whether used in new installations or as part of retrofitting projects, the ESW-B9D39H-R27 offers a cost-effective, reliable solution for motor control. Installation and maintenance are streamlined thanks to the starter’s modular design and compatibility with standard mounting configurations. Electricians and engineers appreciate the ease of wiring and integration with existing control systems, reducing downtime and simplifying upgrades. Additionally, the ESW-B9D39H-R27 is designed for long service life, minimizing the need for frequent replacements and lowering total cost of ownership. For industrial operators seeking a dependable motor starter that combines performance, protection, and durability, the WEG ESW-B9D39H-R27 stands out as a top-tier choice. Its robust construction, comprehensive protection features, and alignment with WEG’s legacy of engineering excellence make it an indispensable component in modern industrial motor control systems.
  • All-in-one enclosed motor starter with contactor and overload protection
  • Weatherproof enclosure for outdoor and harsh industrial environments
  • Designed for reliable motor starting, stopping, and overload protection
  • Compatible with HVAC, pumps, conveyors, and manufacturing machinery
  • Manufactured by WEG, a trusted leader in industrial electric motor technology

Specifications

Package Weight (Imperial)
5.808 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)
Ground Lug

DNGL

Ground Lug
CONTACT BLOCK BU BLB-02

BLB-02

CONTACT BLOCK BU BLB-02
CONTACT BLOCK BU BFB-40

BFB-40

CONTACT BLOCK BU BFB-40
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.

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.