WEG Strategic Partner Distributor
WEG CWB125-11-30E04 - CONTACTOR CWB125-11-30E04
WEG

CWB125-11-30E04

UPC: 7909712086438

Contact for Pricing

Overview

The WEG CWB125-11-30E04 Contactor is a robust, electrically-controlled switch engineered for the demanding requirements of industrial motor control and power circuit applications. Designed for frequent and reliable operation, this contactor utilizes an electromagnetic coil to precisely manage the opening and closing of its power contacts. This mechanism facilitates the remote and automated control of electric motors, pumps, compressors, and a wide array of other electrical loads within industrial settings. WEG, a globally recognized leader in electrical equipment manufacturing, delivers exceptional quality and performance with the CWB series. The CWB125-11-30E04 is built to withstand millions of switching cycles, ensuring longevity and minimizing downtime in critical industrial processes. Its design incorporates advanced arc suppression technology, which effectively quenches electrical arcs generated during switching, thereby protecting the contacts and extending the operational life of the unit. Furthermore, the inclusion of auxiliary contacts provides essential flexibility for integrating into complex control circuits, enabling sophisticated automation and interlocking schemes. This contactor is an indispensable component in various industrial systems, including motor starters, lighting control panels, and automated machinery. Its rugged construction is specifically tailored to endure harsh industrial environments, resisting vibration, dust, and temperature fluctuations. Professionals in electrical engineering, automation, and maintenance rely on WEG contactors for their dependable performance and ease of integration. The CWB125-11-30E04 is a testament to WEG's commitment to providing high-quality, durable electrical solutions that drive efficiency and safety in modern industrial operations. Key benefits and features of the WEG CWB125-11-30E04 Contactor include: * **High Switching Capacity:** Designed for frequent and reliable switching of motor and power circuits. * **Electromagnetic Control:** Utilizes a powerful coil for precise and remote operation. * **Arc Suppression Technology:** Enhances contact life and operational safety. * **Auxiliary Contacts:** Facilitates integration into complex control and interlocking systems. * **Rugged Industrial Construction:** Built to withstand demanding environmental conditions. * **WEG Reliability:** Backed by the reputation of a leading global manufacturer in electrical equipment. When selecting a contactor for your industrial application, factors such as current rating, voltage, number of poles, and auxiliary contact configuration are paramount. The WEG CWB125-11-30E04 is engineered to meet these critical needs, offering a dependable solution for managing your electrical loads with confidence. Its application spans across diverse industries, including manufacturing, water treatment, HVAC, and material handling, where consistent and safe power control is essential for operational continuity.
  • WEG CWB125-11-30E04 Contactor for industrial motor control.
  • Electrically-controlled switch for frequent switching of motor and power circuits.
  • Utilizes electromagnetic coils for remote control of electrical loads.
  • Features arc suppression technology for enhanced durability.
  • Includes auxiliary contacts for integration into control circuits.

Specifications

Package Weight (Imperial)
3.81 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-20

BFB-20

CONTACT BLOCK BU BFB-20

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.