WEG RCP-45/250V - CAPACITOR CMRW45D26 S0 B TDEXP
WEG

RCP-45/250V

UPC: 7894171781805

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Overview

The WEG RCP-45/250V capacitor (SKU: RCP-45/250V, part number CMRW45D26 S0 B TDEXP) is a high-performance motor component engineered for industrial power factor correction (PFC) systems. Designed to enhance electrical efficiency, this capacitor ensures optimal reactive power management in AC motor circuits, reducing energy losses and lowering operational costs. As a genuine WEG OEM replacement part, it guarantees seamless integration with WEG motors and industrial equipment, preserving system integrity, warranty coverage, and long-term reliability. Power factor correction capacitors like the RCP-45/250V are critical in industrial environments where inductive loads—such as electric motors, transformers, and variable frequency drives—dominate electrical systems. These loads draw reactive power, which increases apparent power demand and can lead to penalties from utility providers. By installing the WEG RCP-45/250V, facilities can achieve near-unity power factor, reducing electricity bills, minimizing voltage drops, and extending the lifespan of electrical infrastructure. This capacitor is particularly suited for applications requiring 250V AC systems, including manufacturing plants, HVAC systems, water treatment facilities, and mining operations. WEG, a global leader in electric motor and automation technology, manufactures the RCP-45/250V to meet stringent industrial standards. The capacitor features a robust design with internal discharge resistors, ensuring safe handling and compliance with electrical safety regulations. The discharge resistors are sized to reduce terminal voltage to 1/10th of the rated voltage within 30 seconds, mitigating shock hazards during maintenance. Available in both D-series (internal resistors) and E-series (external resistors) configurations, this capacitor can be tailored to specific system requirements. Key applications for the WEG RCP-45/250V include: - **Motor-driven systems**: Enhancing efficiency in pumps, fans, compressors, and conveyor systems. - **Industrial machinery**: Supporting CNC machines, presses, and automated production lines. - **HVAC systems**: Optimizing performance in large-scale heating, ventilation, and air conditioning units. - **Renewable energy**: Stabilizing power quality in solar and wind farm inverters. - **Mining and oil & gas**: Ensuring reliable operation in harsh, high-load environments. Professionals select the RCP-45/250V for its compatibility with WEG motor systems, ensuring plug-and-play installation without modifications. The capacitor’s compact design and durable construction make it ideal for both new installations and retrofits. WEG’s reputation for precision engineering and rigorous testing ensures that this capacitor delivers consistent performance under demanding conditions, from extreme temperatures to high humidity. For facilities prioritizing energy efficiency, regulatory compliance, and equipment longevity, the WEG RCP-45/250V is a trusted solution. By partnering with WEG—a brand synonymous with innovation and reliability—industrial operators can reduce downtime, avoid costly inefficiencies, and maintain peak operational performance. Whether upgrading existing systems or designing new power factor correction networks, this capacitor stands as a cornerstone of industrial electrical optimization.
  • Genuine WEG OEM capacitor for seamless motor system integration
  • 250V AC rated for industrial power factor correction applications
  • Internal discharge resistors for safe handling (voltage reduced to 1/10th in 30s)
  • Available in D-series (internal resistors) and E-series (external resistors)
  • Compact design with durable construction for harsh industrial environments

Specifications

Package Weight (Imperial)
0.321 LB
25+3MFD 370/440V OVAL RUN CAPACITOR

CAP-25/3/440

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KIT START CAPACITOR 340/408F 250V

SCP-340-408/250VLTG

KIT START CAPACITOR 340/408F 250V

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.