WEG CWB38-11-30D24 - CONTACTOR CWB38-11-30D24
WEG

CWB38-11-30D24

UPC: 7909158222179

Contact for Pricing

Overview

The **WEG CWB38-11-30D24 contactor** is a high-performance, electrically-operated switch engineered for demanding industrial control applications. Designed by WEG, a global leader in electric motor and automation solutions, this contactor delivers exceptional reliability, durability, and operational efficiency for motor starters, lighting controls, and automated machinery. As a critical component in motor control circuits, the CWB38-11-30D24 ensures safe and efficient switching of power loads, making it an indispensable asset in modern industrial environments. This contactor operates on the principle of electromagnetic actuation, where an energized coil generates a magnetic field to close and open power contacts. This mechanism enables precise remote control of motors and other electrical loads, reducing the need for manual intervention and enhancing system automation. The CWB38-11-30D24 is particularly well-suited for applications requiring frequent switching operations, such as conveyor systems, pumps, fans, and HVAC units, where consistent performance and longevity are paramount. Key features of the WEG CWB38-11-30D24 include **arc suppression technology**, which minimizes electrical arcing during contact opening and closing, thereby extending the lifespan of the contacts and reducing maintenance requirements. The contactor also incorporates **auxiliary contacts** for control circuit integration, allowing for seamless coordination with relays, timers, and other control devices. Built with rugged construction, this contactor is engineered to withstand harsh industrial conditions, including vibration, dust, and temperature extremes, ensuring uninterrupted operation in challenging environments. Industries that rely on the WEG CWB38-11-30D24 include manufacturing, mining, oil and gas, water treatment, and renewable energy. In these sectors, the contactor plays a vital role in motor starters for pumps, compressors, and machinery, as well as in lighting control systems for large facilities. Its robust design and compliance with international standards make it a trusted choice for engineers and technicians seeking dependable performance in critical applications. When selecting a contactor for industrial use, professionals prioritize factors such as switching frequency, load capacity, and environmental resilience. The WEG CWB38-11-30D24 excels in these areas, offering a balance of high-cycle durability and operational efficiency. Installation is straightforward, with standard mounting options and clear wiring diagrams provided in the product documentation. Regular maintenance, such as inspecting contacts and ensuring proper coil voltage, will further extend the contactor’s service life. WEG’s reputation for innovation and quality in the electrical industry underscores the reliability of the CWB38-11-30D24. With decades of experience in motor control and automation, WEG delivers products that meet the rigorous demands of industrial applications. Whether used in a standalone motor starter or as part of a complex control system, this contactor provides the performance and dependability required to keep operations running smoothly. For engineers and procurement professionals seeking a high-quality contactor, the WEG CWB38-11-30D24 is a proven solution that combines technical excellence with long-term value.
  • Electromagnetic operation for remote motor and load control
  • Arc suppression for extended contact life and reduced maintenance
  • Auxiliary contacts for seamless integration with control circuits
  • Rugged construction for operation in harsh industrial environments
  • High-cycle durability for frequent switching applications

Specifications

Connection Type
Screw Terminal
Material
Electrical Steel/Copper
Mounting Type
DIN Rail/Backpanel Mounting
Poles
3P
Series
CWB38
Package Weight (Imperial)
0.937 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.