WEG CWC09-01-30C03I - MINICONTACTOR BU CWC09-01-30C03I
WEG

CWC09-01-30C03I

Alternate Item Number: 12681762

UPC: 7909158548293

Contact for Pricing

Overview

The **WEG MINICONTACTOR BU CWC09-01-30C03I** is a high-performance, electrically-operated switching device engineered for demanding industrial applications requiring frequent motor and power circuit control. Designed by WEG, a global leader in electrical engineering solutions, this contactor delivers exceptional reliability, durability, and operational efficiency in environments where precision and uptime are critical. As a fundamental component in motor starters, lighting controls, and automated machinery, the CWC09-01-30C03I ensures seamless remote operation of electrical loads with minimal maintenance and maximum longevity. **Core Function and Operation** This contactor operates on electromagnetic principles, utilizing a coil to generate a magnetic field that closes and opens power contacts. When energized, the coil pulls the armature, establishing a conductive path for current flow. Upon de-energization, a spring mechanism returns the contacts to their open position, effectively interrupting the circuit. This design enables precise control over motors, heaters, lighting systems, and other inductive or resistive loads, making it indispensable in industrial automation, HVAC systems, conveyor systems, and process machinery. **Key Features and Technical Advantages** - **Arc Suppression Technology**: Integrated arc chambers and contact materials minimize arcing during switching, reducing wear and extending service life while enhancing safety in high-current applications. - **Auxiliary Contacts for Control Circuits**: Equipped with auxiliary contacts, the CWC09-01-30C03I supports complex control logic, interlocking, and signaling functions essential for automated systems and motor protection schemes. - **Rugged Industrial Construction**: Built to withstand harsh operating conditions, including vibration, dust, moisture, and temperature extremes, ensuring consistent performance in steel mills, mining operations, water treatment plants, and manufacturing floors. - **High Switching Durability**: Engineered for millions of operations, this contactor is ideal for applications involving frequent starts and stops, such as in packaging lines, CNC machines, and robotic assembly systems. - **Compatibility and Integration**: Designed for seamless integration with WEG motor starters, overload relays, and control panels, simplifying system design and reducing commissioning time. **Industry Applications and Use Cases** The WEG MINICONTACTOR BU CWC09-01-30C03I excels in a wide range of industrial sectors, including: - **Manufacturing**: Used in motor control centers (MCCs) for conveyor drives, pumps, fans, and compressors in automotive, food processing, and pharmaceutical plants. - **Energy and Utilities**: Deployed in power distribution systems for load switching, capacitor bank control, and renewable energy integration (e.g., solar and wind farm auxiliary systems). - **Oil & Gas**: Critical in upstream and downstream operations for controlling pumps, valves, and emergency shutdown systems in hazardous locations. - **Building Automation**: Integral to HVAC systems, escalators, and elevator control panels in commercial and residential buildings. - **Water and Wastewater Treatment**: Manages pumps, aerators, and filtration systems in treatment facilities requiring reliable, low-maintenance operation. **Selection and Installation Best Practices** When selecting a contactor like the CWC09-01-30C03I, professionals consider factors such as load type (AC-1, AC-3, etc.), ambient temperature, enclosure rating (IP), and coordination with overload relays. WEG’s contactors are designed to meet international standards (e.g., IEC, UL, CSA), ensuring compliance with global safety and performance requirements. For installation, ensure proper sizing of conductors, secure mounting in a dust- and vibration-resistant enclosure, and adherence to local electrical codes. WEG provides comprehensive technical documentation, including wiring diagrams and application notes, to streamline the installation process. **Why Choose WEG?** WEG is a trusted name in industrial electrical solutions, renowned for innovation, quality, and customer support. With over 50 years of expertise, WEG combines advanced engineering with rigorous testing to deliver products that exceed industry expectations. The CWC09-01-30C03I reflects this commitment, offering a balance of performance, durability, and cost-effectiveness. Backed by a global distribution network and responsive technical support, WEG ensures minimal downtime and maximum operational efficiency for end-users across diverse industries. **Conclusion** For engineers, maintenance teams, and system integrators seeking a dependable, high-cycle contactor, the **WEG MINICONTACTOR BU CWC09-01-30C03I** stands as a premier choice. Its robust construction, advanced features, and alignment with WEG’s reputation for excellence make it a cornerstone component in modern industrial control systems. Whether upgrading existing infrastructure or designing new installations, this contactor delivers the reliability and precision required to power critical operations safely and efficiently.
  • Electromagnetic operation for precise remote control of motors and loads
  • Arc suppression technology for extended service life and safety
  • Auxiliary contacts for complex control and signaling applications
  • Rugged industrial design for harsh operating environments
  • Compatible with WEG motor starters and control systems

Specifications

Package Weight (Imperial)
0.554 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-40

BFB-40

CONTACT BLOCK BU BFB-40
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.