WEG UBW225L-FTU50-3A - CIRCUIT BREAKER UBW225L-FTU50-3A WEG specifications: Frame size 225; Trip type Fixed thermal and magnetic; Rated current 50.0 A; Breaker interuption capacity @480 Vac 100.0 kA; Number of poles 3
WEG

UBW225L-FTU50-3A

Alternate Item Number: 13713734

UPC: 7909322748610

Contact for Pricing

Overview

The **WEG UBW225L-FTU50-3A Circuit Breaker** is a high-performance industrial-grade device engineered for reliable overcurrent protection and fault interruption in demanding electrical systems. Designed by WEG, a global leader in motor and electrical solutions, this circuit breaker delivers robust performance for motor circuits, distribution panels, and industrial power systems. Its advanced thermal-magnetic tripping mechanism ensures rapid response to fault conditions, preventing equipment damage, electrical fires, and costly downtime. Built to meet rigorous industrial standards, the UBW225L-FTU50-3A is a critical component for maintaining operational safety and efficiency in facilities across manufacturing, mining, oil & gas, and infrastructure sectors. **Key Features and Technical Advantages** The UBW225L-FTU50-3A circuit breaker is part of WEG’s trusted UBW series, renowned for durability and precision in industrial applications. Its **3-pole configuration** and **50A current rating** make it ideal for protecting medium-duty motor circuits and branch distribution systems. The breaker features a **fixed thermal trip unit**, ensuring consistent performance under varying load conditions. WEG’s engineering emphasizes **high interrupting capacity**, enabling safe disconnection even during severe fault currents, which is essential in environments where reliability cannot be compromised. **Applications Across Critical Industries** This circuit breaker is widely deployed in industries where electrical safety and system continuity are paramount. In **manufacturing plants**, it safeguards conveyor systems, CNC machines, and robotic assembly lines from overloads and short circuits. **Mining operations** rely on WEG breakers to protect heavy-duty equipment such as crushers and pumps, where dust, vibration, and moisture demand rugged, dependable protection. The oil & gas sector uses these breakers in control panels and distribution boards to ensure compliance with safety regulations and prevent catastrophic failures in hazardous locations. Additionally, **infrastructure projects**—including water treatment facilities and renewable energy installations—benefit from the breaker’s ability to maintain stable power distribution under fluctuating loads. **Installation, Maintenance, and Compliance** Professionals value the UBW225L-FTU50-3A for its **modular design**, which simplifies installation in standard DIN rail or panel-mounted configurations. WEG provides clear wiring diagrams and technical documentation, reducing commissioning time and minimizing human error. Routine maintenance is straightforward, with accessible trip units and replaceable components that extend the breaker’s operational lifespan. The product conforms to **international standards** such as IEC 60947-2, ensuring compatibility with global electrical codes and compatibility in multi-market deployments. **Why Choose WEG for Circuit Protection?** WEG is a globally recognized manufacturer with over 50 years of expertise in electrical and automation solutions. The company’s circuit breakers, including the UBW225L-FTU50-3A, are backed by a **worldwide service network**, offering technical support, spare parts, and training programs for engineers and electricians. Choosing WEG means selecting a partner committed to innovation, quality, and customer success—where safety, efficiency, and reliability are never compromised. Whether for new installations or system upgrades, the UBW225L-FTU50-3A circuit breaker delivers the performance and peace of mind required in today’s industrial environments.
  • 3-pole industrial circuit breaker with 50A rating
  • Thermal-magnetic tripping for rapid fault response
  • Fixed thermal trip unit for consistent performance
  • High interrupting capacity for severe fault conditions
  • Compliant with IEC 60947-2 standards
  • Modular design for easy DIN rail or panel mounting
  • Trusted WEG engineering for durability and reliability
  • Ideal for motors, distribution panels, and industrial systems

Specifications

Breaker interuption capacity @480 Vac
100.0 kA
Current Rating
50 A
Frame size
225
Mounting Type
DIN rail or panel-mounted
Number Of Poles
3
Poles
3
Rated current
50.0 A
Series
UBW
Trip type
Fixed thermal and magnetic
Package Weight (Imperial)
4.95 LB
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.
JB5-2 2 POLE JUMPER 5.2MM SPACING

1SNK905302R0000

JB5-2 2 POLE JUMPER 5.2MM SPACING
JB5-5 5 POLE JUMPER 5.2MM SPACING

1SNK905305R0000

JB5-5 5 POLE JUMPER 5.2MM SPACING
Ground Lug

DNGL

Ground Lug
ZCT,LZR-030(V),EMPR,EXP

76512124011

ZCT,LZR-030(V),EMPR,EXP
INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

83411621001

INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

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.