WEG CWM40-11-30V24 - CONTACTOR CWM40-11-30V24
WEG

CWM40-11-30V24

Alternate Item Number: 10857192

UPC: 7894171827107

Contact for Pricing

Overview

The WEG CWM40-11-30V24 is a high-performance 24VDC industrial contactor engineered for precise and reliable control of motor and power circuits in demanding industrial environments. Designed by WEG, a global leader in electrical engineering and motor solutions, this contactor combines robust construction with advanced electromagnetic switching technology to deliver millions of operational cycles with minimal maintenance. Its 30A current rating makes it ideal for applications requiring frequent switching, such as motor starters, lighting systems, heating elements, and automated machinery in manufacturing, mining, oil & gas, and renewable energy sectors. This contactor operates on a 24VDC control voltage, ensuring compatibility with PLCs, automation systems, and low-voltage control circuits commonly used in modern industrial facilities. The electromagnetic coil energizes to close the power contacts, enabling remote activation and deactivation of connected loads without manual intervention. Built with arc suppression technology, the CWM40-11-30V24 minimizes electrical arcing during switching, extending contact life and reducing downtime. Additionally, it includes auxiliary contacts for control circuit signaling, allowing seamless integration into complex control systems and safety interlocks. Industries such as automotive manufacturing, food processing, water treatment, and material handling rely on WEG contactors for their durability and consistent performance under harsh conditions. The rugged construction resists vibration, dust, and temperature fluctuations, making it suitable for both indoor and outdoor installations. WEG’s reputation for engineering excellence ensures that the CWM40-11-30V24 meets stringent international standards, including IEC and UL certifications, providing peace of mind for engineers and maintenance teams. Installation is straightforward with standard DIN rail mounting options and clear terminal labeling for easy wiring. The compact design optimizes panel space while maintaining accessibility for routine inspections and maintenance. For professionals selecting a contactor, key considerations include coil voltage compatibility, current rating, auxiliary contact configuration, and environmental resistance. The CWM40-11-30V24 excels in all these areas, offering a balance of performance, reliability, and cost-effectiveness. Whether used in a motor starter application, as part of a soft starter system, or within a distributed control architecture, the WEG CWM40-11-30V24 delivers dependable operation where it matters most—on the factory floor, in remote facilities, or in mission-critical processes. Trusted by engineers worldwide, WEG contactors are a proven solution for controlling electrical loads with precision and longevity.
  • 24VDC control voltage for PLC and automation compatibility
  • 30A current rating for reliable motor and power circuit switching
  • Arc suppression technology extends contact life and reduces downtime
  • Auxiliary contacts for control circuit signaling and safety interlocks
  • Rugged construction resists vibration, dust, and temperature extremes

Specifications

Current Rating
30 A
Voltage Rating
24 VDC
Package Weight (Imperial)
1.386 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.