WEG CWB50-11-30D02 - CONTACTOR CWB50-11-30D02
WEG

CWB50-11-30D02

Alternate Item Number: 13851363

UPC: 7909323015490

Contact for Pricing

Overview

The WEG CWB50-11-30D02 Contactor is a high-performance, electrically-operated switch designed for robust industrial control applications. Engineered to meet stringent IEC 60947 and UL 508 international standards, this contactor exemplifies WEG's global reputation for quality and reliability in electrical components. It is specifically built for frequent switching of motor and power circuits, making it an indispensable part of modern automated systems. At its core, the CWB50-11-30D02 utilizes an electromagnetic coil to precisely control the opening and closing of its power contacts. This mechanism allows for remote operation of motors, lighting systems, and a wide array of other electrical loads. With a design life capable of handling millions of switching operations, this WEG contactor ensures long-term operational integrity and minimizes downtime in demanding industrial environments. Its construction incorporates essential features such as arc suppression technology to protect contacts and extend service life, along with auxiliary contacts that are crucial for complex control circuit configurations. Key features of the WEG CWB line, including the CWB50-11-30D02, are designed for ease of use and integration: * **"Zero-Width" Mechanical Interlock:** Facilitates compact and efficient assembly of multiple contactors. * **Simple Surge Suppressor Mounting:** Allows for quick and organized installation of protection modules. * **AC or DC Coil Operation:** Offers flexibility in power supply selection for the control coil. * **Streamlined Control Circuits:** Designed for straightforward wiring and maintenance. * **Additional Contact Blocks:** Enables expansion of control and signaling capabilities. * **Accessible Terminals:** Provides easy access to both power and control circuit connections for simplified installation and servicing. The CWB50-11-30D02 model features 3 NO (Normally Open) power poles and is rated for 50 Amps. The 'D02' designation in its catalog number indicates a 24V AC coil voltage, making it suitable for applications where this specific control voltage is standard. This contactor is an integral component in motor starters, automated machinery, and sophisticated control panels across various industries, including manufacturing, material handling, and building automation. Its rugged construction ensures reliable performance even under harsh industrial conditions, offering peace of mind for critical operations. WEG's commitment to quality manufacturing ensures that the CWB50-11-30D02 will perform consistently and dependably, safeguarding your electrical systems and processes.
  • WEG CWB50-11-30D02 Contactor for industrial control
  • 3-pole configuration with 50A current rating
  • 24V AC coil voltage (D02 designation)
  • Built to IEC 60947 and UL 508 standards
  • Features "Zero-Width" Mechanical Interlock and easy surge suppressor mounting

Specifications

Current Rating
50 A
Poles
3 NO
Series
CWB
Package Weight (Imperial)
1.984 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.