WEG CWCA0-04-00V04 - MINICONTACTOR BU CWCA0-04-00V04
WEG

CWCA0-04-00V04

Alternate Item Number: 12486816

UPC: 7909158138449

Contact for Pricing

Overview

The WEG MINICONTACTOR BU CWCA0-04-00V04 is a high-performance, electrically-operated switch engineered for the rigorous demands of industrial motor control and power circuit management. Designed by WEG, a globally recognized leader in electrical engineering solutions, this minicontactor delivers exceptional reliability, durability, and operational efficiency for applications requiring frequent switching of inductive and resistive loads. Built to withstand millions of switching cycles, the CWCA0-04-00V04 is an essential component in motor starters, lighting control systems, HVAC units, and automated industrial machinery where consistent performance and long service life are critical. At the heart of the CWCA0-04-00V04 is a robust electromagnetic coil that energizes to close power contacts, enabling remote control of motors and other high-power electrical loads. This design eliminates the need for manual intervention, reducing wear on mechanical components and enhancing operational safety. The contactor features advanced arc suppression technology to minimize electrical arcing during switching, which not only extends the life of the contacts but also reduces maintenance requirements and improves system reliability. Additionally, auxiliary contacts are integrated to facilitate control circuit signaling, allowing for seamless integration into complex automation and monitoring systems. The CWCA0-04-00V04 is engineered for versatility and ease of installation. Its compact footprint makes it ideal for space-constrained control panels, while its rugged construction ensures reliable operation in harsh industrial environments, including those with high vibration, dust, or temperature fluctuations. WEG’s reputation for engineering excellence is reflected in the contactor’s compliance with international standards, ensuring compatibility with a wide range of industrial control systems and components. Typical applications for the WEG MINICONTACTOR BU CWCA0-04-00V04 include: - **Motor starters and reversing starters** for pumps, fans, compressors, and conveyor systems - **Lighting control systems** in commercial buildings, stadiums, and industrial facilities - **HVAC systems** for precise temperature and airflow regulation - **Automated machinery** in manufacturing, packaging, and material handling - **Power distribution panels** where reliable switching of inductive loads is required When selecting a contactor for industrial applications, professionals prioritize factors such as switching frequency, load type, ambient operating conditions, and compliance with safety standards. The CWCA0-04-00V04 excels in all these areas, offering a balance of performance, durability, and ease of integration. Its electromagnetic operation ensures rapid response times, while the arc suppression system protects against electrical transients that can damage sensitive equipment. WEG’s commitment to innovation and quality is evident in the CWCA0-04-00V04. As part of WEG’s extensive portfolio of industrial electrical solutions, this contactor benefits from the company’s decades of experience in designing and manufacturing high-reliability components. Whether deployed in a standalone motor starter or as part of a complex automation system, the CWCA0-04-00V04 delivers the performance and longevity that engineers and maintenance teams demand. For professionals seeking a dependable, high-quality contactor that meets the demands of modern industrial applications, the WEG MINICONTACTOR BU CWCA0-04-00V04 is an outstanding choice.
  • Electromagnetic operation for remote motor and load control
  • Arc suppression technology for extended contactor life
  • Auxiliary contacts for seamless integration into control circuits
  • Compact design ideal for space-constrained control panels
  • Rugged construction for harsh industrial environments

Specifications

Package Weight (Imperial)
0.427 LB

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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.