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WEG BS DWB400C02 - RELEASE UNDERVOLTAGE BS DWB400 C02
WEG

BS DWB400C02

Alternate Item Number: 12687424

UPC: 7909158563562

Contact for Pricing

Overview

The WEG BS DWB400C02 Undervoltage Release is a critical safety component designed for industrial motor control applications. Engineered by WEG, a globally recognized leader in electrical equipment manufacturing, this release ensures the safe and reliable operation of electrical systems by mitigating the risks associated with voltage fluctuations. Its primary function is to automatically disconnect power to a circuit when the supply voltage drops below a predetermined safe level, thereby preventing damage to sensitive equipment and safeguarding personnel. In industrial environments, consistent and stable power is paramount. Voltage sags, swells, and complete outages can occur due to grid instability, heavy load switching, or equipment malfunctions. Without proper protection, these events can lead to motor overheating, insulation breakdown, and catastrophic system failures. The WEG BS DWB400C02 acts as a vital safeguard, providing an essential layer of protection against such detrimental conditions. Its integration into motor control circuits, distribution panels, and general industrial power systems is a standard practice for ensuring operational integrity and extending equipment lifespan. This undervoltage release is specifically designed to work in conjunction with WEG circuit breakers, offering a comprehensive protection solution. When the voltage drops to an unacceptable level, the release mechanism is activated, causing the associated circuit breaker to trip and open the circuit. This immediate disconnection prevents motors from stalling under low voltage, which can draw excessive current and lead to thermal damage. Furthermore, it ensures that when power is restored, equipment does not restart unexpectedly, which is a crucial safety consideration in many industrial settings. Key benefits and applications of the WEG BS DWB400C02 include: * **Enhanced Equipment Protection:** Prevents damage to motors and other electrical equipment caused by undervoltage conditions. * **Improved Safety:** Minimizes the risk of electrical hazards and unexpected equipment restarts. * **System Stability:** Contributes to the overall stability and reliability of industrial power systems. * **Versatile Application:** Suitable for a wide range of industrial motor control circuits, pump controls, conveyor systems, and manufacturing machinery. * **WEG Quality:** Manufactured by WEG, a trusted name synonymous with high-performance and durable electrical solutions. Selecting the correct undervoltage release is crucial for effective protection. The WEG BS DWB400C02, with its robust design and reliable performance, is an excellent choice for engineers and maintenance professionals seeking to bolster the safety and efficiency of their electrical infrastructure. Its straightforward integration into existing WEG breaker systems simplifies installation and maintenance, making it a practical and cost-effective solution for critical industrial applications. Trust WEG for your essential electrical protection needs.
  • WEG BS DWB400C02 Undervoltage Release for industrial motor control.
  • Ensures safe operation by disconnecting power during voltage drops.
  • Protects motors and electrical equipment from damage due to undervoltage.
  • Enhances overall industrial power system safety and reliability.
  • Manufactured by WEG, a trusted leader in electrical solutions.

Specifications

Series
BS DWB
Series
DWB400
Package Weight (Imperial)
0.22 LB
ZCT,LZR-030(V),EMPR,EXP

76512124011

ZCT,LZR-030(V),EMPR,EXP
UNDERVOLTAGE RELEASE UVT-UBW1200-D96

UVT-UBW1200-D96

UNDERVOLTAGE RELEASE UVT-UBW1200-D96
MS116/132 SHUNT TRIP, 110V

AA1-110

MS116/132 SHUNT TRIP, 110V
RELEASE SHUNT TRIP BD DWB400 E27

BD DWB400E27

RELEASE SHUNT TRIP BD DWB400 E27
RELEASE UNDERVOLTAGE BS DWB160-250 E28

BS DWB160-250 E28

RELEASE UNDERVOLTAGE BS DWB160-250 E28
RELEASE UNDERVOLTAGE BS DWB160-250 E15

BS DWB160-250 E15

RELEASE UNDERVOLTAGE BS DWB160-250 E15
ROTARY HANDLE DHI-UBW250

DHI-UBW250

ROTARY HANDLE DHI-UBW250
RELEASE UNDERVOLTAGE BS DWB400 C03

BS DWB400C03

RELEASE UNDERVOLTAGE BS DWB400 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.