WEG CFDB5-100-2798 - BRAKING RESISTOR CFDB5-100-2798
WEG

CFDB5-100-2798

Alternate Item Number: 14403494

UPC: 7909492461937

Contact for Pricing

Overview

The WEG Braking Resistor CFDB5-100-2798 is a critical component engineered to manage and dissipate excess energy generated during the deceleration of industrial motor drive systems. When a motor is braked, especially in applications requiring rapid stops or frequent cycling, the kinetic energy of the rotating mass is converted into electrical energy. This energy, if not properly managed, can lead to overvoltage conditions within the drive, potentially causing damage to the inverter's components and leading to system downtime. The CFDB5-100-2798 effectively absorbs this regenerative energy and converts it into heat, which is then safely dissipated into the surrounding environment. This genuine WEG component, identified by SKU CFDB5-100-2798, is designed to integrate seamlessly with WEG variable frequency drives (VFDs) and other compatible motor control systems. Its robust construction ensures reliability and longevity in demanding industrial settings, where consistent performance is paramount. By utilizing an authentic WEG braking resistor, users benefit from guaranteed compatibility, ensuring that the resistor's electrical characteristics precisely match the requirements of the drive. This not only maintains the optimal performance of the drive system but also preserves any existing warranty coverage, offering peace of mind and reducing the risk of costly disputes. The primary function of the CFDB5-100-2798 is to provide a safe and controlled path for regenerative braking energy. This is particularly crucial in applications such as: * **Cranes and Hoists:** Rapidly stopping heavy loads requires significant energy dissipation. * **Elevators and Escalators:** Smooth and controlled stopping and holding are essential for passenger safety. * **Conveyor Systems:** Frequent starting and stopping, or the need to hold a load in place, benefits from effective braking. * **Machine Tools:** Precise positioning and rapid deceleration are often required. * **Wind Turbines:** Managing energy during periods of high wind or grid disturbances. Selecting the correct braking resistor is vital for system protection and operational efficiency. Factors such as the drive's power rating, the motor's inertia, the required braking torque, and the duty cycle of the application all influence the choice of resistor. The WEG CFDB5-100-2798 is engineered to meet the rigorous demands of these applications, offering a reliable solution for energy management. Its installation is typically straightforward, connecting directly to the DC bus of the drive, and it is designed to withstand the thermal stresses associated with continuous braking operations. Investing in genuine WEG parts like the CFDB5-100-2798 is a strategic decision that supports the long-term health and performance of your industrial automation infrastructure, minimizing unplanned downtime and maximizing productivity.
  • Genuine WEG OEM replacement part for industrial drive systems.
  • Efficiently dissipates regenerative braking energy, preventing overvoltage.
  • Ensures reliable performance and extends the service life of drive components.
  • Robust construction designed for demanding industrial environments.
  • Maintains drive system compatibility and preserves warranty coverage.

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.