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WEG CFW500B31P0T4DB66DSG2 - DRIVE CFW500B31P0T4DB66DSG2 WEG specifications: Power supply 380-480 V; Input phases Three-phase; Configuration With options; Rated current (HD) 31 A; RFI filter Without filter; Enclosure IP66; Dynamic braking Standard with braking; Safety Stop Prepared to install the accessory CFW500-SFY2

WEG CFW500B31P0T4DB66DSG2 DRIVE CFW500B31P0T4DB66DSG2 WEG specifications: Power supply 380-480 V; Input phases…

UPC: 7909522314769


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Technical DrawingSpecification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The WEG CFW500B31P0T4DB66DSG2 is a Generation 2 (G2) Variable Frequency Drive (VFD) engineered for three-phase AC induction motors. This robust drive operates within a broad voltage range of 380-480 VAC, delivering a rated current of 31 Amps under Heavy Duty (HD) conditions. Its enclosure is rated IP66 and NEMA Type 4X, providing superior protection against dust ingress and water jets, making it suitable for challenging industrial environments. The CFW500B31P0T4DB66DSG2 features an integrated dynamic braking resistor (DB66), enhancing its capability for applications requiring rapid motor deceleration. Manufactured by WEG, this drive is part of the CFW500 G2 series, known for reliable performance and precise motor speed control. Key specifications include: * **Model:** CFW500B31P0T4DB66DSG2 * **Manufacturer:** WEG * **Voltage:** 380-480 VAC * **Rated Current (HD):** 31 A * **Enclosure Rating:** IP66 / NEMA 4X * **Generation:** G2 * **Dynamic Braking:** Standard with braking (DB66) * **RFI Filter:** Without filter * **Safety Stop:** Prepared to install accessory CFW500-SFY2 This VFD is ideal for applications such as pumps, fans, conveyors, and HVAC systems where energy efficiency and precise motor speed regulation are critical. The drive's design facilitates straightforward integration into existing control systems. SKU: CFW500B31P0T4DB66DSG2.
  • WEG CFW500B31P0T4DB66DSG2 Generation 2 Variable Frequency Drive
  • 380-480 VAC, Three-Phase Input
  • 31 Amp Rated Current (Heavy Duty)
  • IP66 and NEMA Type 4X Enclosure for robust protection
  • Includes integrated dynamic braking resistor (DB66)
  • Features Dynamic Braking (DB) capability
  • Ideal for precise speed and torque control in industrial applications
  • Enhances energy efficiency and extends equipment life

Specifications

Configuration
With options
Current Rating
31 A
Dynamic braking
Standard with braking
Enclosure
IP66
Input phases
Three-phase
IP Rating
IP66
Nema Rating
Type 4X
Poles
3P
Power supply
380-480 V
Rated current (HD)
31 A
RFI filter
Without filter
Safety Stop
Prepared to install the accessory CFW500-SFY2
Series
CFW500
Voltage Rating
380-480 VAC
Package Weight (Imperial)
15.4 LB
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Frequently Asked Questions

What is the rated current of the CFW500B31P0T4DB66DSG2?

The rated current is 31A, suitable for three-phase AC induction motors.

What voltage range does this VFD support?

The device operates on 380-480V three-phase AC input voltage.

What is the enclosure rating of the CFW500B31P0T4DB66DSG2?

The enclosure is rated IP66/NEMA 4X, providing protection against dust and water ingress.

What generation is the CFW500B31P0T4DB66DSG2?

This is a Generation 2 (G2) Variable Frequency Drive from WEG.

What applications is this VFD suitable for?

It is ideal for pumps, fans, conveyors, and HVAC systems requiring precise motor control.

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.