Littelfuse CNN010 - CNN_E fuses are rated for applications up to 80 V dc. As fork lift trucks and electrical vehicle system voltages increase, circuit protection needs to be rated higher than the standard CNN products to handle the increased voltage. The CNN_E is considered very fast-acting for quicker reaction time.
Littelfuse

CNN010

Alternate Item Number: 0CNN010.V

UPC: 079458008913


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Overview

The Littelfuse CNN_E fuse series, SKU CNN010, is engineered for advanced circuit protection in high-voltage DC applications. Specifically designed for systems operating up to 80 V dc, these fuses are crucial for protecting components in evolving electric vehicle (EV) and forklift truck systems where standard protection may be insufficient. The CNN_E series offers a very fast-acting response, ensuring rapid interruption of fault currents to safeguard sensitive electronics and prevent damage. This rapid reaction time is critical in applications where system voltages are increasing, demanding a higher level of protection than conventional fuses can provide. The CNN_E fuses are a direct upgrade path for applications previously using standard CNN products, offering enhanced safety and reliability. Manufactured in the US, these fuses meet the stringent requirements of modern industrial and automotive electrical systems, providing dependable overcurrent protection. Their design prioritizes quick response to protect against damaging surges and short circuits, contributing to the overall longevity and operational integrity of the protected equipment. The UNSPSC code for this product is 39121606.
  • Rated for applications up to 80 V dc
  • Very fast-acting for quick reaction time
  • Ideal for forklift trucks and electric vehicle systems
  • Higher voltage rating than standard CNN products
  • Reliable circuit protection for increasing system voltages

Specifications

Amperage Rating
10 AMPS
Application
Low Voltage Battery Powered Equipment
Brand Name
Littelfuse
Series
CNN_E
Special Features
Window shows fuse status
Standard
RoHS
Sub Brand
CNN Series
Type
Very Fast-Acting (FF)
Voltage Rating
48VDC Volts
Voltage Rating
80 VDC
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E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in

Frequently Asked Questions

What types of fuses does Littelfuse offer?

Littelfuse provides UL Class, high-speed, medium voltage, 10 x 38 mm, and solar fuses.

What are the ratings for 10 x 38 mm fuses?

These fuses range from 125 to 1000 volts and 1/10 to 30 amperes. They offer compact supplemental protection.

What do high-speed fuses protect?

High-speed fuses protect critical power semiconductor devices against short circuits in power conversion applications like inverters and variable-speed drives.

What do medium voltage fuses protect?

Medium voltage fuses protect transformers, potential transformers, feeders, and motor circuits.

What features do Littelfuse fuse blocks have?

Littelfuse fuse blocks and holders offer compact designs, indication features, and flexibility for DIN-rail mounting.

What is the purpose of POWR-BLOKS?

POWR-BLOKS power distribution blocks provide a safe way to splice cables and manage power distribution within panels and systems.

What conditions do feeder protection relays address?

Feeder protection relays protect circuits from overcurrent, ground faults, phase loss, overload, and other detrimental conditions.

What is the Industrial Shock-Block® GFCI for?

It is a permanently connected special-purpose GFCI designed for people protection in industrial facilities, meeting UL Standard 943C Class C and D.

How do arc-flash protection relays work?

Arc-flash relays detect developing arc-flash incidents and send a trip signal to interrupt power before significant damage occurs.

What do ground-fault protection relays detect?

These relays quickly detect insulation resistance breakdown caused by moisture, vibration, chemicals, or dust.

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.