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WEG UR11G21204T4SZ - RECTIFIER UNIT UR11G21204T4SZ WEG specifications: Phases number Three-phase; Input voltage 380-480 V; ND DC output current 1444 A; Drive size B; Degree of protection IP00; Certification CE
WEG

UR11G21204T4SZ

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Overview

The WEG RECTIFIER UNIT UR11G21204T4SZ is a robust three-phase rectifier designed for industrial applications requiring precise DC power conversion. With an input voltage range of 380-480 V AC, this unit delivers a substantial 1444 A of DC output current. Its Drive size B designation indicates a specific form factor within WEG's product line, optimized for integration into larger systems. The unit boasts a degree of protection rated at IP00, signifying it is intended for installation within enclosures where protection against solid objects and water ingress is provided by the surrounding environment. Certified by CE, it meets European safety and performance standards. This rectifier unit is a key component for applications such as motor control systems, industrial power supplies, and electrochemical processes where a stable and high-current DC output is critical. The WEG UR11G21204T4SZ leverages WEG's expertise in power electronics to ensure reliable operation and efficient conversion. While the specific internal configuration details are not provided in the SKU, WEG's broader CFW11M series catalog indicates options for configurable rectifier units supporting 6, 12, or 18 pulses, and the capability to connect up to five compact power units in parallel for enhanced servicing and scalability. This suggests a modular and maintainable design philosophy. The IP00 rating necessitates careful consideration of its installation environment to ensure operator safety and protection from environmental factors. The UNSPSC code 39121711 categorizes this product under electrical power conversion equipment. Manufacturer: WEG SKU: UR11G21204T4SZ Input Voltage: 380-480 V AC Output Current: 1444 A DC Phases: Three-phase Drive Size: B Degree of Protection: IP00 Certification: CE
  • WEG RECTIFIER UNIT UR11G21204T4SZ
  • Three-phase input voltage: 380-480 V AC
  • DC output current: 1444 A
  • Drive size B
  • Degree of protection: IP00
  • CE certified

Specifications

Certification
CE
Degree of protection
IP00
Drive size
B
Input voltage
380-480 V
ND DC output current
1444 A
Phases number
Three-phase

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.