Littelfuse CCK250 - CBO fast acting, and CCK and CCL dual-element time-delay fuses are recommended for fork lift trucks and other similar battery operated equipment.
Littelfuse

CCK250

Alternate Item Number: 0CCK250.V

UPC: 079458008623


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BrochureTechnical BulletinTechnical DrawingSpecification Sheet

Contact for Pricing

Overview

The Littelfuse CCK250 is a dual-element, time-delay fuse specifically engineered for the demanding DC battery systems found in industrial equipment like forklift trucks, battery hand trucks, and motorized work platforms. This fuse offers robust overcurrent protection with a 125V AC/DC rating and a 10kA AC/DC interrupting rating, ensuring reliable operation in heavy-duty applications. Its dual-element design provides both fast-acting response to short circuits and time-delay characteristics to safely manage the high inrush currents typical of electric vehicle startups, thereby minimizing nuisance tripping and maintaining operational continuity. The CCK250 features a stud-mounted, bolt-in design for secure installation and easy identification, with embossed catalog numbers. It is UL-recognized under File E60314, confirming its adherence to stringent safety standards. The rugged construction of the CCK250 is built to withstand adverse conditions, contributing to a long service life and enhanced equipment reliability in material handling and other industrial environments. This fuse is an essential component for safeguarding DC battery systems and ensuring consistent performance. Designed for compatibility with fork lift trucks and similar battery-operated equipment, the CCK250 meets the rigorous demands of industrial DC applications, providing dependable protection against overcurrent events while supporting operational efficiency.
  • Dual-element time-delay fuse for DC battery systems
  • 125V AC/DC voltage rating
  • 10kA AC/DC interrupting rating
  • Stud-mounted, bolt-in design for secure installation
  • UL-recognized component (File E60314)

Specifications

Amperage Rating
250 Amps
Application
Forklift
Brand Name
Littelfuse
Sub Brand
CCK Series
Voltage Rating
125VDC Volts
Package Weight (Imperial)
0.246 L
Package Weight (Metric)
0.112 kg
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

1SCM8

Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

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 is the Littelfuse Business Center used for?

The Littelfuse Business Center is a private website for checking product availability, pricing, and placing orders. Users can also track order status, manage Special Pricing Agreements, and order literature.

What types of fuses does Littelfuse manufacture?

Littelfuse manufactures UL Class, high-speed, medium voltage, 10x38mm, and solar fuses. They offer a complete selection for various applications.

What protection relays does Littelfuse offer?

Littelfuse offers feeder, industrial Shock-Block GFCI, resistance grounding/monitoring, voltage monitors, timers & flashers, arc-flash, motor, pump, ground-fault, and trailing-cable protection relays.

How can I get technical support for Littelfuse products?

You can contact Littelfuse Techline experts by phone at +1-800-TEC-FUSE (US & Canada) or email at [email protected]. They offer assistance with cross references, technical info, engineering drawings, and applications.

Where can I find training courses for Littelfuse products?

In-depth training courses and quick references are available at the award-winning Littelfuse University (LittelfuseUniversity.com). Courses range from 3 to 20 minutes, covering basic to expert levels.

How can distributors display their inventory on Littelfuse.com?

Distributors can participate in the Stock Check program to display inventory levels directly on Littelfuse.com. This drives new customers to their website.

What is the Littelfuse Marketing to Marketing program?

This program pairs a distributor's marketing department with Littelfuse marketing to enhance efforts. It helps with co-branded email campaigns, content sharing, new product launches, and increasing web traffic.

What is the range of 10x38mm fuses?

10x38mm fuses are available in time-delay, fast-acting, board mount, or solar versions. Ratings range from 125 to 1000 volts and 1/10 to 30 amperes.

What is the Industrial Shock-Block® GFCI designed for?

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

How do arc-flash protection relays work?

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

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.