WEG CWB18-11-30D02 - CONTACTOR CWB18-11-30D02
WEG

CWB18-11-30D02

Alternate Item Number: 12660806

UPC: 7909158499076

Contact for Pricing

Overview

The WEG CWB18-11-30D02 is a robust and reliable IEC contactor designed for demanding industrial control applications. Engineered to meet stringent international standards, including IEC 60947 and UL 508, this contactor exemplifies WEG's commitment to quality and performance. Its primary function is to serve as an electrically-controlled switch, facilitating the frequent switching of motor and power circuits. Utilizing an electromagnetic coil, the CWB18-11-30D02 enables remote operation of motors, lighting systems, and various other electrical loads, making it an indispensable component in modern automation. Built for longevity, this WEG contactor is capable of handling millions of switching operations, ensuring consistent and dependable performance in high-cycle environments. The CWB line is recognized for its user-friendly design, featuring simple and compact mounting options for surge suppressor blocks and additional contact blocks. The control circuits are designed for simplicity and organization, streamlining installation and maintenance processes. Power and control terminals are easily accessible, further enhancing its practicality in industrial settings. Key features of the WEG CWB18-11-30D02 include: * **Versatile Coil Operation:** The contactor coil can be operated on AC or DC voltage, offering flexibility in system design. For this specific model, the coil voltage is 24V AC (indicated by 'D02' in the part number). * **Standard Auxiliary Contacts:** Equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contact ('11' in the part number), providing essential functionality for control circuits and interlocking. * **High Power Pole Configuration:** Features 3 Normally Open (NO) power poles ('30' in the part number), suitable for switching three-phase loads. * **Compact and Modular Design:** The CWB line incorporates a "Zero-Width" Mechanical Interlock system, allowing for space-saving configurations when multiple contactors are used together. This modularity extends to the easy integration of accessories like surge suppressors and additional auxiliary contacts. * **Compliance and Reliability:** Developed in accordance with IEC 60947 and UL 508 standards, ensuring adherence to global safety and performance benchmarks. The rugged construction is specifically designed to withstand the harsh conditions often found in industrial environments. The WEG CWB18-11-30D02 is an ideal choice for applications such as motor starters, lighting controls, capacitor banks, and automated machinery where reliable and frequent switching is paramount. Its intuitive design and WEG's reputation for manufacturing excellence make it a trusted solution for engineers and technicians seeking high-quality electrical control components. The 18 Amp rating and 3-pole configuration make it suitable for a wide range of medium-duty power applications.
  • WEG CWB18-11-30D02 IEC Contactor for industrial control.
  • Rated for 18 Amps with 3 Normally Open (NO) power poles.
  • Features a 24V AC coil voltage (D02 designation).
  • Includes 1 NO and 1 NC auxiliary contact for control circuits.
  • Compliant with IEC 60947 and UL 508 international standards.

Specifications

Current Rating
18 A
Poles
3 NO
Voltage Rating
24 V AC
Package Weight (Imperial)
0.827 LB
GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)

1270040900

GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)
MT-63 34A 3D SCREW EXP (MT63-3D-34-S-E)

1311001000

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.