WEG CWB80-11-30C03 - CONTACTOR CWB80-11-30C03
WEG

CWB80-11-30C03

Alternate Item Number: 13428645

UPC: 7909322121031

Contact for Pricing

Overview

The **WEG CWB80-11-30C03** is a high-performance IEC contactor engineered for demanding industrial control applications, delivering unmatched reliability and durability in motor starting, lighting control, and automated machinery systems. Part of WEG’s globally recognized CWB line, this contactor complies with IEC 60947 and UL 508 standards, ensuring compliance with international safety and performance benchmarks. Designed for frequent switching operations—millions of cycles—it is an essential component in motor starters, conveyor systems, HVAC controls, and industrial automation networks where consistent performance is critical. **Key Features & Technical Excellence:** The CWB80-11-30C03 features a **3-pole configuration with 3 normally open (NO) power poles**, rated for **80 Amperes**, making it ideal for medium to high-power industrial loads. Its **24V DC coil (C03 designation)** ensures compatibility with a wide range of control circuits, including PLCs, relays, and automation systems. The contactor incorporates a **zero-width mechanical interlock**, simplifying the integration of multiple contactors in reversing applications or interlocking schemes. Additionally, it supports **simple mounting of surge suppressor blocks**, enhancing protection against transient voltage spikes and extending operational lifespan. **Engineered for Industrial Environments:** Built with rugged construction and optimized thermal management, the CWB80-11-30C03 excels in harsh conditions—resisting dust, vibration, and temperature extremes common in manufacturing plants, mining operations, and water treatment facilities. The **auxiliary contact block (1NO + 1NC)** enables seamless integration into control circuits for signaling, interlocking, or status monitoring, while **easy-access power and control terminals** streamline wiring and reduce installation time. WEG’s design prioritizes **modularity and scalability**, allowing for the addition of contact blocks or electronic modules (e.g., E04 for 24–60V or E65 for 110–255V) to adapt to evolving system requirements. **Applications & Industry Use Cases:** This contactor is a cornerstone in **motor control centers (MCCs)**, **variable frequency drives (VFDs)**, and **automated production lines**, where precise switching and high cycle endurance are non-negotiable. Typical applications include: - **Pump and fan motor starters** in HVAC and water systems. - **Conveyor belt systems** in logistics and material handling. - **Compressor and blower controls** in refrigeration and pneumatic systems. - **Lighting contactors** for large-scale industrial or commercial facilities. - **Automation panels** in robotics and CNC machinery. **Why Choose WEG?** WEG is a trusted name in industrial electrical solutions, with decades of expertise in designing components that meet the rigorous demands of global markets. The CWB line reflects this commitment, offering **low maintenance, high efficiency, and long service life**—reducing downtime and total cost of ownership. Certified for use in **IEC and NEMA applications**, the CWB80-11-30C03 ensures seamless integration with other WEG products, such as overload relays and enclosed starters, for a cohesive, high-performance system. **Installation & Maintenance Considerations:** Professionals appreciate the CWB80-11-30C03’s **versatile mounting options**, including **35mm DIN rail compatibility** and **30° or 360° orientation flexibility**, accommodating tight panel spaces. The **compact footprint** and **organized terminal layout** simplify wiring, while the **arc suppression design** minimizes wear on contacts, extending the contactor’s operational life. For optimal performance, ensure proper sizing based on load current, ambient temperature, and switching frequency. WEG provides comprehensive technical documentation, including dimension diagrams and application guides, to support engineers and technicians during installation and troubleshooting. **Industry Trust, Global Reach:** With a presence in over 100 countries and a reputation for innovation, WEG delivers contactors that combine **German engineering precision** with **Brazilian manufacturing scale**. The CWB80-11-30C03 is backed by WEG’s global service network, offering local support for spare parts, repairs, and technical assistance. Whether deployed in a factory in Germany, a mine in Australia, or a data center in the U.S., this contactor delivers **consistent, reliable performance**—day in and day out. For engineers, panel builders, and maintenance teams seeking a **high-quality, standards-compliant contactor**, the WEG CWB80-11-30C03 stands as a proven solution. Its blend of **durability, flexibility, and compliance** makes it a smart investment for any industrial control system.
  • 80 Ampere rated contactor for medium to high-power industrial loads
  • 3-pole, 3NO configuration with 24V DC coil (C03) for versatile control
  • Compliant with IEC 60947 and UL 508 standards for global use
  • Zero-width mechanical interlock for easy integration in reversing applications
  • Supports auxiliary contacts (1NO + 1NC) and surge suppressor blocks
  • Rugged construction for harsh industrial environments (dust, vibration, temperature extremes)
  • Modular design with DIN rail mounting and 30°/360° orientation flexibility
  • Arc suppression and long service life for millions of switching cycles
  • Compatible with WEG overload relays and enclosed starters for system integration
  • Backed by WEG’s global service network and technical support

Specifications

Current Rating
80A
Mounting Type
35mm DIN rail, 30° or 360° orientation
Poles
3 NO
Series
CWB
Package Weight (Imperial)
2.114 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-20

BFB-20

CONTACT BLOCK BU BFB-20
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.