WEG UMBW-1C2-35 - MINI CIRCUIT BREAKER UMBW-1C2-35
WEG

UMBW-1C2-35

Alternate Item Number: 14411736

UPC: 7909492466987

Contact for Pricing

Overview

The **WEG UMBW-1C2-35 Mini Circuit Breaker** is a high-performance miniature circuit breaker (MCB) designed to deliver robust overcurrent protection for industrial electrical systems. Engineered by WEG, a global leader in electric motor and automation solutions, this MCB combines thermal and magnetic trip mechanisms to safeguard branch circuits from overloads and short-circuit conditions. Its compact design makes it ideal for space-constrained installations, while its reliable performance ensures uninterrupted operation of critical industrial equipment. This **UMBW-1C2-35 MCB** is part of WEG’s trusted portfolio of industrial protection devices, trusted by engineers and technicians worldwide for its durability, precision, and compliance with international safety standards. Whether protecting motor circuits, distribution panels, or control systems, this circuit breaker provides fast-acting fault detection to prevent equipment damage, electrical fires, and costly downtime. Its modular design allows for easy integration into existing panels, making it a versatile choice for retrofits and new installations alike. **Key Features and Benefits:** - **Dual Trip Mechanisms:** The UMBW-1C2-35 integrates both thermal and magnetic trip elements to respond swiftly to overloads and short circuits, ensuring comprehensive protection for sensitive industrial equipment. - **Compact and Modular Design:** With a space-saving form factor, this MCB is ideal for tight installations in control panels, motor control centers (MCCs), and distribution boards where every inch of space matters. - **High Breaking Capacity:** Designed to interrupt fault currents efficiently, this circuit breaker minimizes the risk of arc flash and equipment failure, enhancing workplace safety. - **Easy Installation and Maintenance:** Featuring a user-friendly design with clear labeling and standardized mounting, the UMBW-1C2-35 simplifies installation and reduces downtime during maintenance or upgrades. - **Compliance and Reliability:** Manufactured by WEG, a brand synonymous with quality and innovation, this MCB meets stringent industry standards, including IEC 60898 and UL 1077, ensuring long-term reliability in demanding environments. **Typical Applications:** The WEG UMBW-1C2-35 Mini Circuit Breaker is widely used in industries such as manufacturing, oil and gas, mining, and renewable energy. Common applications include: - **Motor Protection:** Safeguarding electric motors from overloads and phase imbalances in industrial machinery. - **Distribution Panels:** Protecting branch circuits in low-voltage switchgear and panelboards. - **Control Systems:** Ensuring the integrity of control circuits in automation and process control applications. - **Renewable Energy Systems:** Providing reliable overcurrent protection in solar and wind power installations. - **Commercial Buildings:** Supporting lighting, HVAC, and other critical electrical systems in large facilities. **Why Choose WEG for Industrial Protection?** WEG is a globally recognized manufacturer with decades of expertise in electrical protection and automation. The UMBW-1C2-35 MCB reflects the company’s commitment to innovation, quality, and customer satisfaction. By choosing WEG, engineers and facility managers gain access to a product backed by comprehensive technical support, global distribution networks, and a reputation for reliability. Whether for new installations or system upgrades, the UMBW-1C2-35 delivers the performance and peace of mind required in modern industrial environments. For professionals seeking a dependable, space-efficient circuit breaker, the WEG UMBW-1C2-35 is an excellent choice. Its combination of advanced protection features, ease of installation, and manufacturer-backed reliability makes it a cornerstone of industrial electrical safety.
  • Dual thermal and magnetic trip mechanisms for overload and short-circuit protection
  • Compact, modular design for space-efficient installations
  • High breaking capacity to prevent arc flash and equipment damage
  • Easy installation and maintenance with standardized mounting
  • Compliant with IEC 60898 and UL 1077 safety standards

Specifications

Current Rating
35 A
Mounting Type
Modular/DIN rail
Poles
1P
Series
UMBW Series
Package Weight (Imperial)
0.7 LB
Ground Lug

DNGL

Ground Lug
COVER,SET,AP-400,MC-265a~400a

64611614007

COVER,SET,AP-400,MC-265a~400a
INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

83411621001

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

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.