WEG CWM105-00-30C40 - CONTACTOR CWM105-00-30C40
WEG

CWM105-00-30C40

Alternate Item Number: 10535724

UPC: 7890355211571

Contact for Pricing

Overview

The WEG CWM105-00-30C40 Contactor is a robust and reliable electrically-controlled switch engineered for demanding industrial control applications. Designed for frequent and dependable switching of motor and power circuits, this contactor is a cornerstone component in modern automated systems. At its core, the CWM105-00-30C40 utilizes an electromagnetic coil to precisely open and close its power contacts. This mechanism allows for the remote and safe control of electric motors, lighting systems, heating elements, and a wide array of other electrical loads, ensuring operational efficiency and safety. WEG has built a reputation for manufacturing high-quality electrical components, and the CWM105-00-30C40 exemplifies this commitment. Built to withstand the rigors of industrial environments, this contactor is designed to handle millions of switching operations, providing long-term operational stability and minimizing downtime. Its construction incorporates essential features such as advanced arc suppression technology to safely dissipate electrical arcs generated during switching, thereby extending the lifespan of the contacts and ensuring reliable performance. Furthermore, the inclusion of auxiliary contacts provides essential functionality for control circuits, enabling complex interlocking and signaling sequences within automated machinery and control panels. Key applications for the WEG CWM105-00-30C40 Contactor span across numerous industries. It is an indispensable component in motor starters, where it facilitates the safe and controlled energization and de-energization of electric motors used in pumps, fans, conveyors, and processing equipment. In lighting control systems, it enables centralized and automated management of illumination for factories, warehouses, and commercial buildings. Automated machinery, including assembly lines, robotics, and material handling systems, relies heavily on contactors like the CWM105-00-30C40 for precise operational sequencing and power management. Its rugged construction ensures it can operate reliably even in environments with dust, vibration, and fluctuating temperatures, common in manufacturing plants, mining operations, and utility facilities. When selecting a contactor, factors such as current rating, voltage, number of poles, and auxiliary contact configuration are critical. The CWM105-00-30C40 is engineered to meet stringent industrial standards, offering a dependable solution for a wide range of power control needs. Its integration into control panels and motor control centers is straightforward, facilitated by standard mounting and connection methods. Professionals in electrical engineering, maintenance, and automation trust WEG products for their consistent performance and durability, making the CWM105-00-30C40 a preferred choice for critical industrial applications where reliability is paramount. Invest in the WEG CWM105-00-30C40 for superior control and long-lasting performance in your industrial electrical systems.
  • Electrically-controlled switch for frequent motor and power circuit switching
  • Utilizes electromagnetic coils for remote operation
  • Designed for millions of switching operations, ensuring durability
  • Features arc suppression for enhanced safety and longevity
  • Includes auxiliary contacts for control circuit integration

Specifications

Series
CWM105
Package Weight (Imperial)
3.175 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)
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.