WEG CWB80-11-30D39 - CONTACTOR CWB80-11-30D39
WEG

CWB80-11-30D39

Alternate Item Number: 13860488

UPC: 7909323030714

Contact for Pricing

Overview

The **WEG CWB80-11-30D39 contactor** is a high-performance, electrically-operated switch engineered for industrial motor control and power circuit applications. Designed to handle frequent switching operations with precision and durability, this contactor is a cornerstone component in motor starters, lighting control systems, and automated machinery across diverse industrial sectors. As a trusted solution from WEG—one of the world’s leading manufacturers of electric motors and control equipment—the CWB80-11-30D39 delivers robust performance, long operational life, and compliance with stringent industrial standards. **Key Features and Functionality:** At the heart of the CWB80-11-30D39 is an electromagnetic coil that energizes to close the power contacts, enabling remote control of motors, heaters, lighting systems, and other electrical loads. When de-energized, the coil releases the contacts, safely interrupting the circuit. This mechanism is ideal for applications requiring frequent start/stop cycles, such as conveyor systems, pumps, compressors, and HVAC units. The contactor is built to withstand millions of switching operations, ensuring reliability in high-cycle environments. **Industrial Applications and Use Cases:** The CWB80-11-30D39 is widely used in: - **Motor control centers (MCCs)** for managing three-phase motors in manufacturing plants. - **Lighting control panels** in commercial buildings and stadiums. - **Automated production lines** where precise load switching is critical. - **HVAC systems** in large facilities, enabling energy-efficient operation. - **Renewable energy systems**, such as wind turbine pitch control and solar array switching. Its compact design and modular construction make it suitable for integration into control panels, switchgear, and motor starters. The inclusion of auxiliary contacts allows for interlocking, signaling, and control circuit coordination, enhancing system safety and flexibility. **Design and Durability for Harsh Environments:** Constructed with rugged materials and rated for industrial-grade operation, the CWB80-11-30D39 is engineered to perform reliably in challenging conditions. It features arc suppression technology to minimize contact wear and reduce electrical noise during switching, extending service life and improving system safety. The contactor’s enclosure is designed to resist dust, moisture, and vibration, making it suitable for use in mining, oil & gas, chemical processing, and other demanding environments. **Installation and Maintenance Considerations:** Installation of the CWB80-11-30D39 should follow manufacturer guidelines and local electrical codes. Proper sizing of the coil voltage, contact rating, and auxiliary components is essential to ensure safe and efficient operation. WEG provides comprehensive technical documentation, including wiring diagrams and dimensional specifications, to simplify integration into new or existing systems. Routine maintenance typically involves inspecting contacts for wear, verifying coil operation, and ensuring proper torque on electrical connections. **Why Choose WEG for Industrial Contactors?** WEG is a globally recognized leader in electric motor and control technology, with over six decades of innovation and a strong presence in industrial automation. The company’s contactors are trusted by engineers worldwide for their quality, performance, and compliance with international standards such as IEC, UL, and CSA. By choosing the WEG CWB80-11-30D39, professionals gain access to a proven solution backed by a manufacturer committed to sustainability, energy efficiency, and customer support. Whether you’re upgrading a legacy system or designing a new automated facility, the WEG CWB80-11-30D39 contactor delivers the reliability, durability, and control precision required to keep operations running smoothly—day in and day out.
  • Electromagnetic coil for remote motor and load control
  • Arc suppression for reduced contact wear and electrical noise
  • Auxiliary contacts for interlocking and control circuit coordination
  • Rugged construction for harsh industrial environments
  • Millions of switching cycles for high-cycle applications

Specifications

Current Rating
80 A
Poles
3
Series
CWB
Package Weight (Imperial)
1.984 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.