WEG UMBW-1D1-30 - MINI CIRCUIT BREAKER UMBW-1D1-30
WEG

UMBW-1D1-30

Alternate Item Number: 14360486

UPC: 7909492436317

Contact for Pricing

Overview

The WEG UMBW-1D1-30 is a high-performance miniature circuit breaker (MCB) designed to provide robust overcurrent protection for a wide range of electrical circuits and equipment. Engineered by WEG, a globally recognized leader in electrical equipment manufacturing, this 30A, single-pole breaker from the UMBW series offers essential safety and reliability for industrial, commercial, and residential applications. Its compact design makes it ideal for space-constrained distribution panels and control cabinets, ensuring efficient use of valuable real estate. At its core, the UMBW-1D1-30 integrates advanced thermal and magnetic trip mechanisms. The thermal element provides protection against sustained overloads, which can occur due to gradual increases in current draw or minor equipment malfunctions. This feature prevents overheating of conductors and connected devices, significantly reducing the risk of insulation degradation and potential fires. Simultaneously, the magnetic trip mechanism offers instantaneous protection against severe short-circuit conditions. When a sudden, high-magnitude fault current occurs, the magnetic element rapidly trips the breaker, disconnecting power in milliseconds to prevent catastrophic damage to equipment and safeguard personnel from electrical hazards. This WEG circuit breaker is a critical component in ensuring the operational integrity and safety of electrical systems. Its primary function is to automatically interrupt the flow of electricity when fault conditions are detected, thereby preventing damage to sensitive machinery, protecting wiring from excessive heat, and mitigating the risk of electrical fires. The UMBW-1D1-30 is particularly well-suited for protecting individual branch circuits, motor control circuits, and power distribution systems where precise and reliable overcurrent protection is paramount. Key applications for the WEG UMBW-1D1-30 include: * **Motor Protection:** Safeguarding electric motors from overload and short circuits, ensuring their longevity and preventing costly downtime. * **Distribution Panels:** Serving as a vital protective device in main and sub-distribution boards for commercial buildings and industrial facilities. * **Control Systems:** Protecting control circuits, relays, and other sensitive electronic components within automation and control panels. * **Lighting Circuits:** Providing reliable protection for lighting circuits in both industrial and commercial settings. * **General Power Circuits:** Offering dependable safety for various power outlets and equipment connections. When selecting circuit breakers, professionals consider factors such as current rating, trip curve characteristics, breaking capacity, and compliance with relevant electrical codes and standards. The WEG UMBW-1D1-30, with its 30A rating and standard trip characteristics, meets the demanding requirements of many industrial environments. WEG's commitment to quality and innovation ensures that their circuit protection devices are built to last and perform reliably under challenging conditions. Investing in WEG circuit breakers means investing in peace of mind, knowing that your electrical infrastructure is protected by a trusted manufacturer with a proven track record in delivering superior electrical solutions. The UMBW-1D1-30 is an essential safety device for any professional electrical installation.
  • WEG UMBW-1D1-30 Miniature Circuit Breaker
  • 30 Ampere (30A) current rating
  • Single-pole (1-Pole) configuration
  • UMBW Series for reliable overcurrent protection
  • Combines thermal and magnetic trip mechanisms for overload and short-circuit protection

Specifications

Current Rating
30 A
Poles
1P
Series
UMBW
Package Weight (Imperial)
0.3 LB
Ground Lug

DNGL

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

83411621001

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

76512124011

ZCT,LZR-030(V),EMPR,EXP
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.