WEG UMBW-1B1-32 - MINI CIRCUIT BREAKER UMBW-1B1-32 WEG specifications: UL approval UL1077; Trip curve B; Number of poles 1 pole; Rated current 32 A; Maximum voltage 277 VAC; Type Thermal-magnetic; Replaced by UMBW-1C1-30 - 14353584
WEG

UMBW-1B1-32

Alternate Item Number: 14351334

UPC: 7909492435143

Contact for Pricing

Overview

The WEG UMBW-1B1-32 Mini Circuit Breaker (SKU: UMBW-1B1-32) stands as a cornerstone of reliable electrical protection for demanding industrial and commercial environments. Engineered by WEG, a globally recognized leader in electrical equipment manufacturing, this 32A circuit breaker from the UMBW series is designed to safeguard critical electrical systems against the detrimental effects of overcurrent and short-circuit conditions. This compact yet robust device plays a vital role in ensuring operational continuity and personnel safety. Its primary function is to automatically interrupt the flow of electricity when an abnormal current surge occurs, thereby preventing damage to sensitive equipment, wiring, and mitigating the risk of electrical fires. The precision tripping mechanism ensures that power is only disconnected when necessary, minimizing unnecessary downtime. The UMBW-1B1-32 is an integral component in a wide array of applications, including: * **Control Panels:** Providing essential overcurrent protection for control circuits, relays, and instrumentation. * **Machinery and Equipment:** Safeguarding individual motors, pumps, and other operational units within manufacturing and processing lines. * **Industrial Automation:** Protecting power supplies and distribution points in automated systems. * **Commercial Buildings:** Ensuring the safety of lighting circuits, HVAC systems, and general power distribution. WEG's commitment to quality is evident in the UMBW series, which is known for its durable construction and consistent performance. The UMBW-1B1-32 is built to withstand the rigors of industrial settings, offering long-term reliability. Installation is straightforward, designed for easy integration into standard electrical enclosures and distribution boards, making it a practical choice for both new installations and retrofits. Professionals value WEG products for their adherence to stringent international standards and their reputation for dependable operation. Choosing the correct circuit breaker is paramount for system integrity. The WEG UMBW-1B1-32, with its 32A rating, is specifically suited for applications requiring this level of current handling and protection. Its inclusion in the UMBW series signifies a commitment to advanced protection technology and user-friendly design. For any application where robust, precise, and dependable electrical protection is a non-negotiable requirement, the WEG UMBW-1B1-32 Mini Circuit Breaker is an excellent and trusted solution.
  • WEG UMBW-1B1-32 Mini Circuit Breaker for robust electrical protection.
  • 32A current rating suitable for industrial and commercial applications.
  • Part of the reliable UMBW series from WEG.
  • Protects against overcurrent and short-circuit conditions.
  • Designed for easy installation in control panels and machinery.

Specifications

Current Rating
32 A
Maximum voltage
277 VAC
Number of poles
1 pole
Rated current
32 A
Replaced by
UMBW-1C1-30 - 14353584
Series
UMBW
Trip curve
B
Type
Thermal-magnetic
UL approval
UL1077
Package Weight (Imperial)
0.3 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.