WEG CFDB5-375-746 - BRAKING RESISTOR CFDB5-375-746
WEG

CFDB5-375-746

Alternate Item Number: 14403522

UPC: 7909492462101

Contact for Pricing

Overview

The **WEG CFDB5-375-746 braking resistor** is a high-performance OEM component engineered for seamless integration into industrial motor control systems, providing critical energy dissipation during dynamic braking operations. Designed as a genuine replacement part, this resistor ensures optimal compatibility with WEG drive systems, maintaining system integrity, warranty coverage, and long-term reliability. Whether deployed in variable frequency drives (VFDs), servo systems, or regenerative braking applications, the CFDB5-375-746 delivers consistent performance under demanding industrial conditions. This braking resistor is a key element in applications where rapid deceleration or load handling generates excess electrical energy that must be safely dissipated as heat. Common use cases include material handling conveyors, cranes, elevators, and CNC machinery, where precise torque control and energy efficiency are paramount. The resistor’s robust construction and thermal management capabilities make it ideal for harsh environments, including those with high ambient temperatures, dust, or vibration—typical in manufacturing, mining, and heavy industrial sectors. Selecting the right braking resistor involves evaluating power dissipation requirements, duty cycle, and environmental constraints. The **CFDB5-375-746** is engineered to meet the stringent demands of industrial automation, offering a balance of compact design, high thermal capacity, and durability. Its compatibility with WEG’s proprietary drive systems ensures seamless integration, reducing installation complexity and minimizing downtime during maintenance or replacement. WEG, a global leader in industrial electric motor and drive technology, is renowned for its commitment to innovation, quality, and reliability. With decades of expertise in power electronics and motor control solutions, WEG products are trusted by engineers worldwide to deliver superior performance in critical applications. The CFDB5-375-746 exemplifies this legacy, providing a dependable solution for energy dissipation challenges in modern industrial drives. Key benefits of the WEG CFDB5-375-746 braking resistor include: - **OEM-Grade Reliability**: Designed as a direct replacement for WEG drives, ensuring seamless compatibility and system stability. - **High Thermal Performance**: Efficiently dissipates excess energy as heat, protecting drive components from damage during braking cycles. - **Compact and Durable Design**: Built to withstand industrial environments, including exposure to dust, moisture, and mechanical stress. - **Warranty Preservation**: Using authentic WEG parts maintains system warranty coverage and performance guarantees. - **Wide Application Versatility**: Suitable for VFDs, servo systems, and regenerative braking applications across multiple industries. For engineers and maintenance professionals tasked with optimizing motor control systems, the **WEG CFDB5-375-746** represents a trusted, high-quality solution that enhances operational efficiency and system longevity. Its integration into industrial drives not only improves safety and reliability but also contributes to energy savings by effectively managing regenerative power. Whether upgrading existing systems or specifying components for new installations, this braking resistor stands as a benchmark for performance and durability in demanding industrial applications.
  • Genuine WEG OEM braking resistor for seamless drive system integration
  • High thermal capacity for efficient energy dissipation during dynamic braking
  • Compact, durable design for harsh industrial environments
  • Preserves warranty coverage and system performance
  • Ideal for VFDs, servo systems, and regenerative braking applications

Specifications

Package Weight (Imperial)
1 LB
VH System Support Complete - Fits to Conduit Size NW/Metric 29/32, Color Black

BVH-29-000

VH System Support Complete - Fits to Conduit Size NW/Metric 29/32, Color Black
RESOLVER BOARD EXP-RES-I1R1-F-ADV

EXP-RES-I1R1-F-ADV

RESOLVER BOARD EXP-RES-I1R1-F-ADV
Cable Support for wood or metal studs (CJ6 Caddy) USA Made

CSS

Cable Support for wood or metal studs (CJ6 Caddy) USA Made
Standard Box Track System, End Stop

5200ES

Standard Box Track System, End Stop
10 gauge side mount V-hooks for fluorescent lighting fixtures. They are made of steel with a zinc plated finish and are wire formed. The hooks are intended for use with fluorescent lighting fixtures holding 2, 3, or 4 bulbs.

70000

10 gauge side mount V-hooks for fluorescent lighting fixtures. They are made of steel with a zinc plated finish and are wire formed. The hooks are intended for use with fluorescent lighting fixtures holding 2, 3, or 4 bulbs.

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.