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Littelfuse CAP-20/7.5/440R - 20+7.5MFD 370/440V ROUND RUN CAPACITOR

Littelfuse CAP-20/7.5/440R 20+7.5MFD 370/440V ROUND RUN CAPACITOR

UPC: 811068032076


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Specification Sheet

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

Overview

The Littelfuse CAP-20/7.5/440R is a robust and reliable dual-run capacitor engineered for demanding industrial motor applications. This essential component plays a critical role in the efficient operation of single-phase AC motors, providing the necessary phase shift to initiate and maintain rotation. With a combined capacitance of 20 microfarads (MFD) and 7.5 microfarads (MFD), and a dual voltage rating of 370/440V, this capacitor is designed to meet the stringent requirements of various industrial machinery. Optimizing motor performance is paramount in industrial settings, where downtime can be costly. The CAP-20/7.5/440R from Littelfuse ensures that your motors start reliably and run smoothly, contributing to increased productivity and reduced energy consumption. Its construction is focused on durability, enabling it to withstand the harsh environmental conditions often encountered in factories, workshops, and outdoor installations. This resilience translates to a longer service life and fewer maintenance interruptions. Key applications for the Littelfuse CAP-20/7.5/440R include, but are not limited to: * **HVAC Systems:** Crucial for the reliable operation of air conditioning units, furnaces, and ventilation fans, ensuring consistent climate control. * **Compressors:** Essential for starting and running motors in air compressors, refrigeration units, and other industrial compression equipment. * **Pumps:** Facilitates the efficient operation of water pumps, circulation pumps, and other fluid handling systems. * **Industrial Machinery:** Widely used in a variety of manufacturing equipment, conveyors, and other motor-driven apparatus. Littelfuse is a globally recognized leader in circuit protection and switching solutions, and their capacitors are built to the highest standards. The CAP-20/7.5/440R exemplifies this commitment to quality, offering superior electrical characteristics and mechanical integrity. When selecting a run capacitor, professionals consider factors such as capacitance value, voltage rating, physical dimensions, and environmental resistance. This Littelfuse capacitor meets these criteria, providing a dependable solution for motor starting and running needs. Its round configuration allows for versatile mounting in various motor housings and electrical enclosures. By choosing the Littelfuse CAP-20/7.5/440R, you are investing in a high-performance component that supports the longevity and efficiency of your critical industrial equipment, backed by the trusted name of Littelfuse.
  • Dual capacitance rating: 20 MFD and 7.5 MFD for versatile motor applications.
  • High voltage rating: 370/440V AC, suitable for a wide range of industrial power systems.
  • Durable round construction designed for demanding industrial environments.
  • Ensures reliable motor starting and efficient continuous operation.
  • Ideal for HVAC, compressors, pumps, and general industrial machinery.

Specifications

Series
CAP
Size
Round
Voltage Rating
370/440 V
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
35+10MFD 370/440V OVAL RUN CAPACITOR

CAP-35/10/440

35+10MFD 370/440V OVAL RUN CAPACITOR
25+5MFD 370/440V OVAL RUN CAPACITOR

CAP-25/5/440

25+5MFD 370/440V OVAL RUN CAPACITOR
30+5MFD 370/440V OVAL RUN CAPACITOR

CAP-30/5/440

30+5MFD 370/440V OVAL RUN CAPACITOR
35+1MFD 370/440V ROUND RUN CAPACITOR

CAP-35/1/440R

35+1MFD 370/440V ROUND RUN CAPACITOR
35+3 MFD 370/440V ROUND RUN CAPACITOR

CAP-35/3/440R

35+3 MFD 370/440V ROUND RUN CAPACITOR
35+15MFD 370/440V ROUND RUN CAPACITOR

CAP-35/15/440R

35+15MFD 370/440V ROUND 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, 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 these capacitors is 3%.

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

The typical operating life is 22,000 hours with 94% survival. 60,000 hours of operating life is also available.

What type of construction does the HCK Series capacitor use?

The HCK Series capacitors feature an aluminum oil-filled construction.

What are the terminal connection types for HCK Series capacitors?

The capacitors have coil terminal connections with .0250” x 0.032” quick connect terminals.

What certifications do the HCK Series capacitors hold?

The capacitors are RU, cRU recognized (File No. E223457) and UL/cUL Recognized (File No. E223730 and E243953).

What is the maximum leakage current for HCK Series capacitors?

The maximum leakage current for these capacitors is 30 uA.

What is the dissipation factor for HCK Series capacitors?

The dissipation factor is a maximum of 0.1%.

What is the frequency rating for HCK Series capacitors?

The capacitors are rated for 50/60 Hz.

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.