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Littelfuse CAP-20/440R - 20MFD 370/440V ROUND RUN CAPACITOR

Littelfuse CAP-20/440R 20MFD 370/440V ROUND RUN CAPACITOR

UPC: 811068035190


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Specification Sheet

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Minimum Qty: 10

Multiplier: 10

*Contact for lower quantities*

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Littelfuse CAP-20/440R is a high-performance 20MFD round run capacitor engineered to meet the rigorous demands of industrial electrical systems. Designed for optimal reliability and efficiency, this capacitor plays a crucial role in motor starting and running applications, power factor correction, and various other critical electrical circuits where stable voltage and current are paramount. With a robust dual voltage rating of 370/440V, the CAP-20/440R offers exceptional versatility, making it suitable for a wide array of industrial equipment and machinery. This broad voltage compatibility ensures seamless integration into existing power infrastructures and provides a reliable solution for applications operating under varying voltage conditions. The round form factor is a standard design, facilitating easy installation and replacement in most industrial motor applications and control panels. Littelfuse, a globally recognized leader in circuit protection and power control, brings its extensive expertise and commitment to quality to the CAP-20/440R. This dedication to manufacturing excellence translates into a capacitor that is built to last, offering superior durability and consistent performance even in harsh operating environments. Industrial settings often present challenges such as fluctuating temperatures, high humidity, and electrical noise, and this capacitor is designed to withstand these conditions, minimizing downtime and maintenance requirements. Key applications for the Littelfuse CAP-20/440R include: * **Motor Run Applications:** Essential for maintaining the continuous operation of single-phase AC motors found in HVAC systems, pumps, fans, compressors, and industrial machinery. It helps to ensure smooth torque and efficient operation. * **Power Factor Correction:** By improving the power factor of inductive loads, this capacitor helps reduce energy consumption, lower utility bills, and enhance the overall efficiency of electrical distribution systems. * **Industrial Control Systems:** Integral to the stable functioning of various control circuits and electronic equipment within manufacturing plants and industrial facilities. * **Appliance Manufacturing:** Widely used in the production of commercial and industrial appliances that rely on AC motor operation. Selecting the correct run capacitor is vital for the longevity and performance of electrical equipment. The Littelfuse CAP-20/440R, with its precise capacitance of 20MFD and reliable voltage ratings, is a dependable choice for engineers and maintenance professionals. Its construction emphasizes safety and operational integrity, aligning with the stringent standards expected in industrial environments. Trust in Littelfuse for a capacitor solution that delivers consistent power, enhanced efficiency, and long-term reliability for your critical industrial applications.
  • 20 MFD capacitance for optimal motor performance and power factor correction.
  • Dual voltage rating of 370/440V accommodates a wide range of industrial power systems.
  • Round form factor for easy integration into standard motor and control panel designs.
  • Manufactured by Littelfuse, a trusted leader in industrial electrical components.
  • Designed for durability and reliable operation in demanding industrial environments.

Specifications

Series
CAP
Size
Round
Voltage Rating
370/440 VAC
25+3MFD 370/440V OVAL RUN CAPACITOR

CAP-25/3/440

25+3MFD 370/440V OVAL RUN CAPACITOR
CAPACITOR CMRW60D34 P0 B TDEXP

RCP-60/400V

CAPACITOR CMRW60D34 P0 B TDEXP
25+10MFD 370/440V ROUND RUN CAPACITOR

CAP-25/10/440R

25+10MFD 370/440V ROUND RUN CAPACITOR
20+5MFD 370/440V ROUND RUN CAPACITOR

CAP-20/5/440R

20+5MFD 370/440V ROUND RUN CAPACITOR
35 MFD 370/440V OVAL RUN CAPACITOR

CAP-35/440

35 MFD 370/440V OVAL RUN CAPACITOR
30+7.5MFD 370/440V OVAL RUN CAPACITOR

CAP-30/7.5/440

30+7.5MFD 370/440V OVAL RUN CAPACITOR
35+3MFD 370/440V ROUND RUN CAPACITOR

CAP-35/3/440

35+3MFD 370/440V ROUND RUN CAPACITOR
25MFD 370/440V OVAL RUN CAPACITOR

CAP-25/440

25MFD 370/440V OVAL RUN CAPACITOR

Frequently Asked Questions

What is the operating temperature range for HCK Series capacitors?

The operating temperature range is -40 °C to 70 °C (-40 °F to 158 °F), with a maximum of 70 °C.

What is the rated AC voltage for HCK Series capacitors?

The rated AC voltage is 370 and 440 V ac. Alternative voltages may be available by contacting the factory.

What is the capacitance tolerance for these capacitors?

The capacitance tolerance available for the HCK Series capacitors is 3%.

What is the maximum leakage current for HCK Series capacitors?

The maximum leakage current for these capacitors is 30 uA.

What is the expected operating life of an HCK Series capacitor?

The capacitors are designed for 22,000 hours of operation with 94% survival, and 60,000 hours is also available.

What type of terminals are used for coil connections?

The HCK Series capacitors feature coil terminal connections with .0250” x 0.032” quick connect terminals.

What is the construction material and finish of the case?

The case is constructed of unpainted aluminum.

How are the HCK Series capacitors mounted?

These capacitors are designed for strap mounting.

What is the dissipation factor for HCK Series capacitors?

The dissipation factor for these capacitors is a maximum of 0.1%.

What is the internal protection capability of these capacitors?

They have a UL recognized internal protection bridge capable of interrupting up to 10k amps.

Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.