WEG BMP CWM400 - CAP BMP CWME400
WEG

BMP CWM400

Alternate Item Number: 10047280

UPC: 7890355166406

Contact for Pricing

Overview

The WEG BMP CWM400 is a robust and reliable industrial contactor engineered for precise power management and frequent switching of motor and power circuits. As a key component in motor starters, lighting controls, and automated machinery, this contactor leverages electromagnetic coils to reliably close and open power contacts, facilitating remote control of electrical loads. Built to withstand the demanding conditions of industrial environments, the CWM400 is designed for millions of switching operations, ensuring long-term performance and operational continuity. This WEG contactor is specifically rated for inductive/motor switching (AC-3) applications, handling up to 400A. It also boasts a general-purpose rating (AC-1) of 450A, demonstrating its versatility across various industrial power control scenarios. The BMP CWM400 is compatible with overload relays in the 400...600A range, allowing for integrated motor protection solutions. For enhanced control circuit flexibility, it supports auxiliary contact blocks, such as the BCXML11 and BCXMRL11 (1NO+1NC), and mechanical interlock options like the BLIM CWM400, enabling complex control logic and safety interlocks. Key features of the WEG CWM400 series include built-in surge suppression with an electronic module, which helps protect the contactor and connected equipment from voltage transients. This integrated surge suppression is crucial for maintaining system stability and extending component lifespan in environments prone to electrical disturbances. The rugged construction ensures durability and dependable operation even under heavy industrial use. Applications for the WEG BMP CWM400 are extensive, covering a wide spectrum of industrial sectors. It is ideal for controlling three-phase motors in manufacturing plants, material handling systems, pumps, fans, and compressors. Its high switching capacity and reliability make it suitable for applications requiring frequent start-stop cycles. The ability to integrate with other WEG automation products, such as variable frequency drives (CFW series) and soft starters (SSW series), further enhances its value in comprehensive industrial automation solutions. When selecting a contactor, professionals consider factors like rated current, voltage, switching frequency, and environmental conditions. The WEG CWM400 series, with its comprehensive specifications and proven performance, stands out as a preferred choice for engineers and maintenance personnel seeking dependable and efficient motor control solutions. Trust WEG's commitment to quality and innovation for your critical industrial power applications. Key Specifications: * Inductive/Motor Switching (AC-3) Rating: 400A * General Purpose Rating (AC-1): 450A * Compatible Overload Relays: 400...600A * Surge Suppressor: Built-in with electronic module * Auxiliary Contacts: Supports blocks like BCXML11 (1NO+1NC) * Mechanical Interlock: Supports BLIM CWM400
  • WEG BMP CWM400 industrial contactor for precise motor and power circuit switching.
  • Rated for 400A inductive/motor switching (AC-3) and 450A general purpose (AC-1).
  • Features built-in surge suppression with an electronic module for enhanced protection.
  • Compatible with 400-600A overload relays and supports auxiliary contact blocks (1NO+1NC).
  • Rugged construction designed for demanding industrial environments and millions of switching operations.

Specifications

Package Weight (Imperial)
0.264 LB
COIL BL URMP V37

URMP V37

COIL BL URMP V37

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.