WEG UMBW-4C2-13 - MINI CIRCUIT BREAKER UMBW-4C2-13
WEG

UMBW-4C2-13

Alternate Item Number: 13646579

UPC: 7909492434771

Contact for Pricing

Overview

The WEG UMBW-4C2-13 is a 13A, 2-pole miniature circuit breaker engineered for robust industrial electrical protection. Certified under UL489 for branch circuit protection and UL1077 for equipment protection, this device ensures compliance with stringent safety standards in industrial environments. Its C-curve trip characteristic (8xIn ±20% magnetic trip) delivers precise response to overloads and short circuits through a thermal-magnetic tripping mechanism, balancing sensitivity and reliability. Designed for space efficiency, the breaker features a compact 17.5mm width per pole, allowing seamless integration into standard DIN rail systems for compact panel configurations. The unit includes a visual status indicator for immediate diagnostics, enabling quick identification of operational states or faults. Its cuttable busbar system enhances installation flexibility, accommodating custom wiring layouts without compromising performance. Manufactured by WEG, this breaker is optimized for protecting industrial motor circuits, distribution panels, control systems, and other critical equipment where consistent overcurrent protection is non-negotiable. With compatibility for both AC and DC applications, the UMBW-4C2-13 meets rigorous UL standards, ensuring dependable operation in demanding industrial settings.
  • 13A current rating with 2-pole configuration
  • C-curve trip characteristic (8xIn ±20% magnetic trip)
  • UL489 branch circuit protection and UL1077 equipment protection
  • 17.5mm width per pole for compact DIN rail mounting
  • Visual status indication and cuttable busbar system
  • Ideal for motor circuits, distribution panels, and branch protection
  • Manufactured by WEG, a trusted leader in electrical engineering

Specifications

Current Rating
13 A
Mounting Type
DIN Rail
Poles
2
Series
UMBW
Size
17.5mm per pole
Package Weight (Imperial)
0.704 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

Is the UMBW-4C2-13 UL certified?

Yes, it is UL489 listed for branch circuit protection and UL1077 listed for equipment protection.

How many poles does the UMBW-4C2-13 have?

The UMBW-4C2-13 is a 2-pole miniature circuit breaker.

What is the current rating of the UMBW-4C2-13?

The UMBW-4C2-13 has a current rating of 13A.

What is the trip curve of the UMBW-4C2-13?

The UMBW-4C2-13 features a C-curve trip characteristic with a magnetic trip current of 8xIn (±20%).

What is the width of the UMBW-4C2-13?

The UMBW-4C2-13 has a width of 17.5mm per pole, making it suitable for compact panel designs.

Can the UMBW-4C2-13 be used for DC applications?

Yes, the UMBW series supports both AC and DC voltages in one series.

How to Install the WEG UMBW-4C2-13 Mini Circuit Breaker

Step-by-step guide for mounting and wiring the UMBW-4C2-13 miniature circuit breaker on a DIN rail.

Estimated time: 15m

Tools needed:

Screwdriver, Wire strippers, Crimping tool

Supplies needed:

DIN rail, Mounting screws, Cable lugs

  1. Mount the breaker to the DIN rail

    Position the UMBW-4C2-13 on the DIN rail and press firmly until it snaps into place.

  2. Connect the input and output wires

    Strip the wires to the required length, insert them into the breaker terminals, and tighten the screws securely.

  3. Verify the connection and test operation

    Ensure all connections are tight, then power on the circuit and verify the breaker holds without tripping under normal load.

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.