WEG CWM150-22-30E21 - CONTACTOR CWM150-22-30E21
WEG

CWM150-22-30E21

Alternate Item Number: 10535756

UPC: 7890355211908

Contact for Pricing

Overview

The WEG CWM150-22-30E21 industrial contactor is a robust, high-capacity switching solution engineered for reliable motor control and power circuit management in heavy-duty industrial environments. Designed by WEG, a global leader in electric motor and automation technology, this 3-pole contactor delivers exceptional performance for applications requiring frequent switching of inductive loads, such as motors, lighting systems, and automated machinery. With a rated current capacity of 400A (AC-3 inductive/motor switching) and a general-purpose rating of 450A (AC-1), the CWM150-22-30E21 is optimized for three-phase systems operating at 230Vac, 460Vac, or 575Vac, making it ideal for industrial motor starters, conveyor systems, pumps, compressors, and HVAC applications. Engineered for durability, the CWM150-22-30E21 features a rugged construction with arc suppression technology to minimize wear and extend operational lifespan, even under high switching frequencies. Its electromagnetic coil ensures precise and reliable contact closure and opening, enabling remote control of motors and other electrical loads with minimal maintenance. The contactor is equipped with auxiliary contact blocks (e.g., BCXML11 or BCXMRL11) for control circuit integration, allowing seamless coordination with overload relays, safety relays, and other protective devices. Additionally, built-in surge suppressors (RW407-1D) protect sensitive electronic components from voltage spikes, enhancing system reliability. WEG’s CWM series contactors are trusted across industries including manufacturing, mining, oil & gas, water treatment, and renewable energy, where uptime and operational safety are critical. Professionals select the CWM150-22-30E21 for its high mechanical and electrical endurance, compliance with international standards, and compatibility with WEG’s comprehensive range of motor protection and control solutions. Installation is straightforward with standardized mounting options and terminal configurations, reducing commissioning time. For applications requiring enhanced control flexibility, the contactor supports mechanical interlocks (e.g., BLIM series) and can be paired with WEG’s electronic modules for advanced monitoring and diagnostics. As part of WEG’s automation portfolio, the CWM150-22-30E21 benefits from the manufacturer’s reputation for innovation, quality, and global support. WEG’s extensive distribution network and technical expertise ensure customers receive not only a high-performance product but also expert guidance on system integration, compliance, and maintenance. Whether deployed in a new installation or as a replacement in existing systems, this contactor delivers the reliability and performance required to maintain operational continuity in the most demanding industrial settings.
  • 3-pole design for three-phase motor control (230Vac, 460Vac, 575Vac)
  • Rated current: 400A (AC-3 inductive/motor switching), 450A (AC-1 general purpose)
  • Built-in arc suppression and surge suppression for extended lifespan
  • Auxiliary contact blocks for control circuit integration (e.g., BCXML11, BCXMRL11)
  • Compatible with WEG overload relays, mechanical interlocks, and electronic modules

Specifications

Current Rating
400 A (AC-3), 450 A (AC-1)
Frequency
50/60 Hz
Poles
3
Series
CWM
Voltage Rating
230-575 Vac
Package Weight (Imperial)
6.754 LB
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MT-63 34A 3D SCREW EXP (MT63-3D-34-S-E)

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MT-63 34A 3D SCREW EXP (MT63-3D-34-S-E)
Ground Lug

DNGL

Ground Lug
CONTACT BLOCK BU BLB-02

BLB-02

CONTACT BLOCK BU BLB-02
CONTACT BLOCK BU BFB-20

BFB-20

CONTACT BLOCK BU BFB-20
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.