525 Series 5x20mm Quick Acting Cartridge Ceramic Fuse Miniature Tube 250V 300V

525 Series 5x20mm Quick-Acting Miniature Cartridge Ceramic Tube Fuse 250V 300V

SCOPE AND DESCRIPTION Of The Ceramic Tube Fuse

Following electronic product specifications apply to fuses of the 525 series. The 525 series is a quick-acting type miniature fuse for overcurrent protection. With its high breaking capacity the 525 fuse series is ideal for supplementary protection in electrical appliances and equipment to
provide excellent protection for components or circuits.Suitable for 250VAC or less than 250VAC voltage circuit, mainly used in home appliances, consumer electronics, adapters, PC power supplies and other computer peripheral products

General Description Of The Ceramic Tube Fuse

The 525 series quick-acting fuse with high breaking capacity for use with printed circuit boards is used in a large variety of applications. This 5x20mm device is constructed of a ceramic tube with electro-plated brass end caps. The 525 series with 300 VAC rating and 1500 Ampere breaking/300V AC rating and 750A breaking, offers excellent quality and is 100% tested for cold resistance and precise length.

Detailed Features Of The Ceramic Tube Fuse

• Miniature fuse with quick-acting, high breaking capacity
• 5mm x 20mm physical dimensions
• Ceramic tube, encapsulated design with nickel - plated brass end caps
• Optional axial leads are Ф0.65mmX30mm at <8A, Ф0.8mmX30mm at 8A~12.5A,Ф1.0mmX30mm at>15A
• Protection against harmful over-currents in primary and secondary applications.
• Lead-free, Halogen-free, RoHS compliant
• Designed compliant to UL248-14 IEC60127-7

• Operating Temperature: -55°C to 125°C
• Storage Conditions:+10℃ to +60℃
• Relative humidity: ≤ 75% yearly average without dew, maximum 30 days at 95%
• Vibration Resistance:
24 cycles at 15 min. each (60068-6)
10-60Hz at 0.75mm amplitude
60-2000Hz at 10g acceleration

AGENCY APPROVALS Of The Ceramic Tube Fuse

MECHANICAL SPECIFICATIONS Of The Ceramic Tube Fuse

Time vs Current Characteristics Table Of The Ceramic Tube Fuse

(measured with constant current power supply)

Electrical characteristics Of The Ceramic Tube Fuse

Notes:

(1) Permissible continuous operating current is ≤100% at ambient temperature of 23°C (73.4°F)
Electrical characteristics
(2) Typical pre-arcing I2t are measured at 10In current.

Average Time Current (I-T) Curves Of The Ceramic Tube Fuse

I2T Curve Of The Ceramic Tube Fuse

Package Of The Ceramic Tube Fuse

Net Weight (100pcs/bag) 555g
Inner box:weight 1.15kg
Master Carton:Weight 12.3kg
Qty per bag 500pcs Qty per box 1000pcs Qty per carton 10000pcs

Dongguan Ampfort Electronics Co., Ltd. is a high-tech enterprise specializing in R&D, manufacturing and sales, committed to becoming a comprehensive supplier of circuit protection components.

We introduced advanced quality system,management systems and high-precision automation equipment from Germany, set up multiple production bases and continue to increase product lines. Our team consist of experienced engineers, passionate business elites, and regularly trained skilled workers, which provides a solid foundation for quality assurance and productivity performance. Moreover, our products have passed safety certifications of many countries and are favored by many consumers by years’ unremitting efforts.

We cooperated with universities and colleges, and will continue to research and develop new products , committed to high-quality circuit protection solutions, and provide global customers with efficient technology, products, and testing support to meet their requirements for rapid development of new products. We are gradually updating from "Made In China" to "Created In China" and to "Intelligent Manufacturing In China", from circuit design to product testing, we will provide you with one-stop service in the field of circuit protection.After years of intensive cultivation, we have maintained a good relationship with our peers and have become distributor of many famous electronic component brands to meet the diverse needs of customers.

The main products include: Thermistors, Varistors, Temperature Sensors, Fuses and corresponding Hardware and Plastic accessories, Inductors, Thermal Protector, Overload/Composite Protectors, Discharge Tubes, Photoresistors and Wiring Harnesses etc. Through the combination of different process devices,Ampfort Electronics can meet customers' individual circuit protection requirements. Our products are widely used in: power adapters, switching power supplies, chargers, transformers, computers, telephones, household appliances, communication products, lighting products, toy products, various instruments and various electronic cables, electrical products, IT, Consumer electronics, automobiles, batteries and other fields.

Choose us, Ampfort will be your loyal and reliable partner for protection circuit products !

Philosophy  Survive with integrity and service, and develop with quality and innovation.

Goal             Standardization Systemization Internationalization Leading leader in the same industry

Purpose       Serve customers and develop enterprises

                     Benefit the employees and return to the society

Mission  Dare to compete, be good at competition, win the competition

Vision     Full of ambition today and hope tomorrow will be fruitful.

Message Innovate,forge ahead and hold hands, harvest brilliance and share together.