WEG ESW-B9D77EX-R29 - ENCLOSED STARTER ESW-B9D77EX-R29
WEG

ESW-B9D77EX-R29

Alternate Item Number: 12616070

UPC: 7909158411139

Contact for Pricing

Overview

The WEG ESW-B9D77EX-R29 Enclosed Starter is a robust, all-in-one motor control solution designed for industrial environments where reliability, safety, and durability are critical. This enclosed starter integrates a contactor and overload protection into a single, weatherproof enclosure, providing a complete system for starting, stopping, and protecting electric motors from overload conditions. Engineered by WEG, a global leader in electric motor and control technology, the ESW-B9D77EX-R29 is built to deliver consistent performance in demanding applications, ensuring operational efficiency and reduced downtime. This enclosed starter is part of the WEG ESW series, a trusted line of motor starters known for their rugged construction and advanced protection features. The ESW-B9D77EX-R29 is ideal for industrial motor applications that require reliable switching, comprehensive overload protection, and environmental resistance. Its enclosed design provides safety against dust, moisture, and mechanical damage, making it suitable for use in harsh or outdoor industrial settings. Key features of the WEG ESW-B9D77EX-R29 include integrated overload protection to prevent motor damage from excessive current, a durable enclosure rated for industrial environments, and a compact design that simplifies installation and maintenance. The starter’s design ensures compliance with industry standards for motor control, providing peace of mind for engineers and facility managers. Whether used in manufacturing plants, water treatment facilities, mining operations, or HVAC systems, this enclosed starter delivers the performance and protection needed to keep industrial processes running smoothly. WEG’s reputation for innovation and quality in motor control technology makes the ESW-B9D77EX-R29 a preferred choice for professionals seeking a reliable, long-lasting solution. The starter’s design prioritizes ease of use, with clear labeling and accessible components for quick troubleshooting and maintenance. Additionally, WEG’s global support network and technical expertise ensure that customers receive the assistance they need for installation, operation, and service. For industrial applications where motor control reliability is non-negotiable, the WEG ESW-B9D77EX-R29 Enclosed Starter stands out as a dependable and efficient solution. Its combination of advanced protection, durable construction, and WEG’s trusted engineering makes it an essential component in modern industrial motor control systems.
  • Integrated contactor and overload protection in a single enclosure
  • Weatherproof and dustproof design for harsh industrial environments
  • Compact and easy-to-install for efficient motor control solutions
  • Part of WEG’s trusted ESW series for industrial reliability
  • Comprehensive protection against overloads and electrical faults

Specifications

Series
ESW
Package Weight (Imperial)
5.5 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-40

BFB-40

CONTACT BLOCK BU BFB-40

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.