WEG Strategic Partner Distributor
WEG UCW5V57 - CAPACITIVE UNIT UCW5V57 WEG specifications: Complement Does not contain; Reactive power 5.0 kVAr; Rated operational voltage Ue 535V60Hz; Operational frequency 60 Hz; Terminal type Screw; Series B
WEG

UCW5V57

Contact for Pricing

Overview

The WEG UCW5V57 capacitive unit is a high-efficiency reactive power compensation solution designed for industrial motor control and power factor correction applications. This unit delivers 5.0 kVAr of reactive power at a rated operational voltage of 535V and 60Hz frequency, making it ideal for three-phase systems requiring precise power factor management. Key specifications include a capacitance of 76.8 µF (76.8x3 for delta connection), rated current of 12.0A, and a compact Ø2.9 x 8.7 inch (73.7 x 221 mm) cylindrical design with screw terminals for secure wiring. The unit weighs just 3.01 lbs (1.37 kg), ensuring easy installation in space-constrained panels or enclosures. Engineered for compatibility with WEG motor control systems, the UCW5V57 is part of the Series B lineup, optimized for industrial environments where reliability and performance are critical. Its robust construction and compliance with international standards (UL/CSA listed) ensure long-term operational stability in demanding applications such as HVAC systems, pumps, compressors, and variable frequency drive (VFD) installations. The capacitive unit operates without moving parts, reducing maintenance requirements while improving system efficiency by reducing reactive power penalties from utility providers. Typical applications include: - Industrial motor control panels - Power factor correction systems - Variable speed drive installations - Commercial and industrial HVAC systems With a terminal type rated for screw connections, the UCW5V57 integrates seamlessly into existing control panels or dedicated reactive power compensation enclosures. Its design prioritizes safety and ease of installation, featuring a durable housing and clear labeling for quick identification and serviceability.
  • 5.0 kVAr reactive power compensation at 535V, 60Hz
  • 76.8 µF capacitance (76.8x3 for delta connection)
  • Rated current: 12.0A; compact Ø2.9 x 8.7 inch design
  • Screw terminals for secure wiring; weighs 3.01 lbs
  • UL/CSA listed; Series B compatibility with WEG systems

Specifications

Complement
Does not contain
Operational frequency
60 Hz
Rated operational voltage Ue
535V60Hz
Reactive power
5.0 kVAr
Series
B
Terminal type
Screw

Frequently Asked Questions

What is the capacitance value of the UCW5V57?

The capacitance is 76.8 µF, with a delta connection equivalent of 76.8x3 µF.

What is the rated current for the UCW5V57?

The rated current is 12.0A, suitable for industrial applications.

What are the dimensions of the UCW5V57?

The unit measures Ø2.9 x 8.7 inches (73.7 x 221 mm) in diameter and height.

What is the weight of the UCW5V57?

The unit weighs 3.01 lbs (1.37 kg), making it lightweight for easy installation.

What type of terminals does the UCW5V57 use?

The UCW5V57 features screw terminals for secure and reliable wiring connections.

What is the reactive power rating of the UCW5V57?

The reactive power rating is 5.0 kVAr, suitable for power factor correction applications.

Is the UCW5V57 UL/CSA listed?

Yes, the UCW5V57 is UL/CSA listed, ensuring compliance with safety standards.

What is the rated voltage for the UCW5V57?

The rated operational voltage is 535V at 60Hz frequency.

Is the UCW5V57 compatible with WEG motor control systems?

Yes, the UCW5V57 is part of WEG's Series B lineup, designed for integration with WEG motor control systems.

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.