WEG CWB38-11-30D07 - CONTACTOR CWB38-11-30D07
WEG

CWB38-11-30D07

Alternate Item Number: 12679559

UPC: 7909158543045

Contact for Pricing

Overview

The WEG CWB38-11-30D07 Contactor is a robust and reliable component designed for demanding industrial control applications. Engineered to meet stringent IEC 60947 and UL 508 international standards, this contactor embodies WEG's globally recognized commitment to quality and performance. Its design prioritizes simplicity, compactness, and ease of integration into various control systems, making it an ideal choice for motor control, power switching, and automated machinery. The CWB line of contactors, including the CWB38-11-30D07 model, features an electrically operated switch mechanism that utilizes an electromagnetic coil to open and close power contacts. This allows for remote and automated control of electrical loads, essential for modern industrial processes. Built for longevity, these contactors are capable of handling millions of switching operations, ensuring consistent performance and minimizing downtime in critical applications. Key design elements of the WEG CWB38-11-30D07 include: * **Versatile Coil Operation:** The contactor coil can be operated on AC or DC voltage, offering flexibility in system design. For this specific model, the coil voltage is 120V AC. * **Compact and Efficient Design:** The "Zero-Width" mechanical interlock system and simple mounting of surge suppressor blocks contribute to a compact footprint, facilitating organized control circuits and space-saving installations. * **Modular Contact Blocks:** The ability to add auxiliary contact blocks allows for expanded control circuit functionality, enabling more complex logic and feedback mechanisms. * **User-Friendly Terminals:** Easy access to both power and control terminals simplifies wiring and maintenance procedures, reducing installation time and potential errors. * **Robust Construction:** Designed for industrial environments, the CWB contactors feature rugged construction to withstand challenging operating conditions. This specific model, the CWB38-11-30D07, is configured with 3 Normally Open (NO) power poles and an auxiliary contact configuration of 1 NO + 1 NC. It is rated for a current of 38 Amps, making it suitable for a wide range of motor starting and power switching duties. The 120V AC coil voltage ensures compatibility with common industrial power supplies. Applications for the WEG CWB38-11-30D07 Contactor are extensive, including: * Motor starters for pumps, fans, compressors, and conveyors. * Lighting control systems in industrial facilities. * Automated assembly lines and manufacturing equipment. * Power distribution and control panels. * HVAC systems and building automation. By choosing WEG contactors, engineers and technicians benefit from a product that combines advanced technology with practical design, ensuring reliable operation and contributing to the overall efficiency and safety of industrial electrical systems. The CWB line's adherence to international standards further solidifies its position as a trusted solution for critical control tasks.
  • WEG CWB38-11-30D07 Contactor for industrial control applications.
  • 38 Amp rating with 3 Normally Open (NO) power poles.
  • 120V AC coil voltage for versatile integration.
  • Meets IEC 60947 and UL 508 international standards.
  • Features "Zero-Width" mechanical interlock and easy-access terminals.

Specifications

Current Rating
38 A
Poles
3 NO
Series
CWB
Voltage Rating
120 V AC
Package Weight (Imperial)
0.937 LB
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1270040900

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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.