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WEG BS DWB400C07 - RELEASE UNDERVOLTAGE BS DWB400 C07
WEG

BS DWB400C07

Alternate Item Number: 12687426

UPC: 7909158563425

Contact for Pricing

Overview

The WEG BS DWB400C07 Release Undervoltage Relay is a critical component for ensuring the safe and reliable operation of industrial electrical systems. Designed by WEG, a globally recognized leader in motor and drive technology, this undervoltage release unit is engineered to protect sensitive equipment from the damaging effects of voltage sags and complete power outages. Its primary function is to automatically trip a compatible circuit breaker or disconnect switch when the supply voltage drops below a predetermined safe threshold, thereby preventing machinery from restarting unexpectedly when power is restored or from operating under conditions that could lead to damage or failure. This specific model, the BS DWB400C07, is part of WEG's robust DWB series and boasts a current rating of 400 Amperes, making it suitable for high-capacity industrial applications. Undervoltage protection is paramount in environments where power fluctuations are common or where the consequences of equipment restart during an unstable power condition are severe. Industries such as manufacturing, water treatment, mining, and petrochemical processing rely heavily on such protective devices to maintain operational continuity and safeguard personnel and assets. The WEG BS DWB400C07 is designed for seamless integration into existing control panels and power distribution systems. Its reliable performance is a testament to WEG's commitment to quality and innovation in electrical engineering. When selecting an undervoltage release, professionals consider factors like the required tripping voltage, the operating current of the protected circuit, and the physical dimensions for panel mounting. The 400A rating of this unit indicates its capacity to handle substantial electrical loads, offering peace of mind for large-scale operations. Key benefits of employing the WEG BS DWB400C07 include: * **Enhanced Equipment Protection:** Prevents damage to motors, pumps, compressors, and other sensitive machinery caused by low voltage conditions. * **Improved Safety:** Minimizes the risk of unexpected equipment restarts, a significant safety hazard in industrial settings. * **Operational Continuity:** Helps maintain system integrity by ensuring that equipment only operates under stable voltage conditions. * **Reliable Performance:** Built with the quality and durability expected from WEG products, ensuring long-term operational effectiveness. * **Broad Application Suitability:** Ideal for motor control centers, main distribution panels, and critical power circuits across various industrial sectors. By incorporating the WEG BS DWB400C07 into your electrical infrastructure, you are investing in a proven solution for safeguarding your valuable industrial assets and ensuring a safer, more reliable operational environment. The SKU BS DWB400C07 signifies a specific, high-quality component designed to meet stringent industrial demands.
  • WEG BS DWB400C07 Release Undervoltage Relay
  • 400 Ampere current rating for high-capacity applications
  • Part of the reliable WEG DWB series
  • Provides critical protection against voltage sags and outages
  • Ensures equipment safety and operational continuity in industrial settings

Specifications

Current Rating
400 A
Series
DWB
Package Weight (Imperial)
0.22 LB
LUG LT1-UBW400

LT1-UBW400

LUG LT1-UBW400
CONTACT ASS'Y,FIXED,MC-400a,3P, Spare SET

70421643021

CONTACT ASS'Y,FIXED,MC-400a,3P, Spare SET
General Electric Pushbutton accessories. Industrial breakers. T stud kit 800 amps THPR.

THPC08FCA

General Electric Pushbutton accessories. Industrial breakers. T stud kit 800 amps THPR.
RELEASE UNDERVOLTAGE BS DWB400 D60

BS DWB400D60

RELEASE UNDERVOLTAGE BS DWB400 D60
CONTACT BLOCK BC-1 DWB

BC-1 DWB

CONTACT BLOCK BC-1 DWB
CONTACT BLOCK BC-2 DWB

BC-2 DWB

CONTACT BLOCK BC-2 DWB
ALARM CONTACT AL-UBW1200

AL-UBW1200

ALARM CONTACT AL-UBW1200
RELEASE UNDERVOLTAGE BS DWB800-1000 C03

BS DWB800-1000C03

RELEASE UNDERVOLTAGE BS DWB800-1000 C03

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.