WEG CWC09-10-30V18 - MINICONTACTOR BU CWC09-10-30V18
WEG

CWC09-10-30V18

Alternate Item Number: 12679858

UPC: 7909158544233

Contact for Pricing

Overview

The **WEG MINICONTACTOR BU CWC09-10-30V18** is a compact yet robust electrically-operated switch engineered for precise control of motor and power circuits in industrial environments. Designed by WEG, a global leader in electric motor and automation solutions, this mini contactor delivers reliable performance for applications requiring frequent switching operations, such as motor starters, lighting controls, and automated machinery. With a proven track record in heavy-duty industrial settings, WEG contactors are trusted by engineers and maintenance teams worldwide for their durability, efficiency, and ease of integration into complex control systems. **Key Features and Functionality** This WEG mini contactor operates on electromagnetic principles, using a coil to energize and de-energize internal contacts that safely open and close power circuits. The **CWC09-10-30V18** model is optimized for compact installations where space is at a premium, yet it maintains the rugged construction necessary for harsh industrial conditions. Its design includes arc suppression technology to minimize wear on contacts during switching, extending operational lifespan and reducing maintenance requirements. Additionally, auxiliary contacts are available for control circuit interfacing, enabling seamless integration with PLCs, relays, and other automation components. **Industry Applications and Use Cases** The versatility of the WEG MINICONTACTOR BU CWC09-10-30V18 makes it ideal for a wide range of industrial applications. In **manufacturing plants**, it is commonly deployed in motor control centers (MCCs) to manage conveyor systems, pumps, and fans. The construction industry relies on these contactors for temporary power distribution in large-scale projects, while the **mining and oil & gas sectors** use them in explosion-proof enclosures to ensure safe operation in hazardous environments. Facilities management teams also leverage WEG contactors for lighting control in warehouses and commercial buildings, where energy efficiency and reliability are critical. **Why Choose WEG for Contactor Solutions?** WEG has established itself as a premier manufacturer of industrial electrical components, combining decades of innovation with rigorous quality standards. The **CWC09-10-30V18** is part of WEG’s extensive line of contactors, designed to meet international certifications such as IEC, UL, and CSA, ensuring compliance with global safety and performance regulations. Professionals in the field trust WEG for its **consistent build quality, long service life, and comprehensive technical support**, including documentation, training, and after-sales service. When reliability cannot be compromised, engineers specify WEG contactors to minimize downtime and maximize operational efficiency. **Installation and Maintenance Considerations** Proper installation of the WEG MINICONTACTOR BU CWC09-10-30V18 begins with selecting the correct voltage rating for the application, whether it’s 24V AC/DC, 110V, 220V, or 440V. The contactor should be mounted on a DIN rail or panel with adequate clearance for heat dissipation, and wiring must comply with local electrical codes. Regular maintenance includes inspecting contacts for wear, verifying coil voltage, and ensuring tight connections to prevent arcing or overheating. WEG’s contactors are designed for easy replacement of components, reducing downtime during repairs. For optimal performance, pair this contactor with compatible overload relays and circuit breakers to create a complete motor protection system. **Technical Advantages Over Competitors** Compared to generic contactors, the WEG CWC09-10-30V18 offers several distinct advantages. Its **compact footprint** allows for high-density panel layouts, while the **high switching capacity** ensures reliable operation even under frequent cycling. The use of **silver-cadmium oxide contacts** (or equivalent) provides excellent conductivity and resistance to oxidation, while the **modular design** supports customization with auxiliary contacts, mechanical interlocks, and other accessories. Additionally, WEG’s global distribution network ensures quick availability of replacement parts, a critical factor for facilities operating in remote or high-demand locations. **Conclusion: A Reliable Partner for Industrial Control** For engineers, electricians, and facility managers seeking a dependable mini contactor, the **WEG MINICONTACTOR BU CWC09-10-30V18** delivers unmatched performance, durability, and value. Whether deployed in a factory automation system, a commercial building’s HVAC controls, or a renewable energy installation, this contactor provides the precision and reliability required in modern industrial operations. With WEG’s reputation for innovation and customer support, choosing the CWC09-10-30V18 is a decision that ensures long-term operational success.
  • Electromagnetic operation for reliable switching of motor and power circuits
  • Compact design ideal for space-constrained industrial panels
  • Arc suppression technology extends contactor lifespan
  • Auxiliary contacts available for control circuit integration
  • Compliant with IEC, UL, and CSA safety standards
  • Compatible with WEG overload relays and automation systems
  • High switching capacity for frequent operational cycles
  • Modular design supports customization with accessories

Specifications

Current Rating
10 A
Mounting Type
DIN rail or panel
Size
Compact
Package Weight (Imperial)
0.427 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.