WEG CWB95-11-30D39 - CONTACTOR CWB95-11-30D39
WEG

CWB95-11-30D39

UPC: 7909712086339

Contact for Pricing

Overview

The WEG CWB95-11-30D39 contactor is a high-performance, electrically-operated switch engineered for demanding industrial control applications. Designed to handle frequent switching of motor and power circuits, this robust contactor leverages electromagnetic coil technology to reliably open and close power contacts, enabling precise remote control of motors, lighting systems, and automated machinery. Built to withstand millions of operational cycles, the CWB95-11-30D39 is a critical component in motor starters, lighting controls, HVAC systems, and automated production lines across manufacturing, mining, oil & gas, and infrastructure sectors. Key features of the WEG CWB95-11-30D39 include advanced arc suppression technology to minimize electrical wear and extend service life, auxiliary contacts for seamless integration into control circuits, and a rugged construction optimized for harsh industrial environments. The contactor’s modular design allows for easy installation and maintenance, reducing downtime in critical operations. WEG’s reputation for engineering excellence ensures that this contactor delivers consistent performance under high electrical loads, high ambient temperatures, and exposure to contaminants such as dust and moisture. Industries that rely on the WEG CWB95-11-30D39 include: - Manufacturing: Used in conveyor systems, CNC machines, and automated assembly lines to control motors and actuators. - Mining and Quarrying: Essential for heavy-duty equipment such as crushers, pumps, and ventilation systems. - Oil & Gas: Deployed in control panels for pumps, compressors, and processing units where reliability is non-negotiable. - Water & Wastewater: Integral to motor control in treatment plants and pumping stations. - HVAC & Building Automation: Facilitates efficient control of large-scale heating, ventilation, and air conditioning systems. Selecting the right contactor involves evaluating factors such as coil voltage compatibility, current rating, number of poles, and auxiliary contact configuration. The CWB95-11-30D39 is designed to meet these requirements with flexibility, offering compatibility with a wide range of control voltages and power ratings. Professionals should ensure proper sizing based on the motor or load specifications, environmental conditions, and compliance with local electrical codes. WEG provides comprehensive technical documentation, including wiring diagrams and installation guides, to simplify the integration process. WEG, a globally recognized leader in electrical engineering and automation solutions, has built a legacy of innovation and reliability spanning over seven decades. The company’s contactors are trusted by engineers and maintenance teams worldwide for their durability, energy efficiency, and adherence to international standards such as IEC, UL, and CSA. With a global service network and a commitment to sustainability, WEG ensures that products like the CWB95-11-30D39 deliver long-term value and operational excellence. Whether for new installations or retrofitting existing systems, the WEG CWB95-11-30D39 contactor is a dependable choice for professionals seeking performance, safety, and longevity in industrial control applications.
  • Electromagnetic coil operation for reliable remote motor control
  • Arc suppression technology for extended service life
  • Auxiliary contacts for seamless integration into control circuits
  • Rugged construction for harsh industrial environments
  • Modular design for easy installation and maintenance

Specifications

Series
CWB95
Package Weight (Imperial)
3.7 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.