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Littelfuse Resettable Fuse Radial 30V DC 3A Hold Current 100A Current Rating RUEF300
Specifications
| Country of Origin | India |
|---|---|
| Voltage | 30V dc |
| Brand | Littelfuse |
| Height | 16.5mm |
| Length | 11.4mm |
| Model | RUEF300 |
| Width | 3mm |
| Current Rating | 100A |
| Series | RUEF |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -40°C |
| Trip Current | 6A |
| Power Dissipation | 2W |
| Standards/Approvals | RoHS, UL, CSA, CQC, TUV |
| Time to Trip | 10.8s |
| Hold Current | 3A |
| Minimum Resistance | 0.02Ω |
| Maximum Resistance | 80mΩ |
| Lead Orientation | Radial |
Key Features
- Automatically resets thousands of times for maintenance-free operation.
- Small radial lead design saves space on PCBs.
- Rapidly switches from low resistance to high resistance under fault conditions.
- Rated for 100A current and 2W power dissipation.
- Operates between -40°C to 60°C, suitable for diverse environments.
- UL, CSA, CQC, TUV certified ensuring high safety standards.
- Ideal for security systems, power supplies, automotive and medical equipment.
- Provides overcurrent protection for sensitive electronics and control systems.
Product Description
Littelfuse RUEF300 Resettable Fuse is a compact radial fuse designed for protection of electrical and electronic circuits against excessive currents in industrial, automation, and consumer electronics.
With a hold current of 3A and a trip current of 6A, this fuse can withstand a current rating of up to 100A and operates at a voltage of 30V DC. It features quick switching from a low resistance state to a high resistance state during an overload or short circuit event, providing effective fault protection.
The fuse is maintenance-free and can automatically reset thousands of times once the fault condition is cleared and power is removed, eliminating the need for replacement or manual resetting.
Mechanical dimensions of the fuse are 11.4 mm length, 16.5 mm height, and 3 mm width with radial lead orientation. It dissipates up to 2 Watts of power and functions effectively within an operating temperature range of -40°C to 60°C.
Standards and approvals for this model include RoHS compliance along with UL, CSA, CQC, and TUV certifications, reflecting rigorous safety and quality assurances.
Typical applications for the RUEF300 include security systems, power supplies and transformers, automotive devices, instrumentation, medical equipment, control systems, computers, audio-visual equipment, and telecommunications infrastructure.
Automatically resets itself thousands of times for long service life. Maintenance-free operation reduces downtime and cost. Compact radial design facilitates easy installation on PCBs. Quick transition to high resistance protects against overcurrent scenarios efficiently.
Wide temperature range supports usage in harsh environments. Multiple certifications ensure compatibility with international standards. Suitable for a broad range of industrial and commercial applications. Enhances safety and longevity of electronic circuits and devices.
Explore our extensive range of fuses and Resettable Fuses at EnvMart to find suitable circuit protection components for your projects.
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Frequently Asked Questions
The hold current of the RUEF300 resettable fuse is 3A.
This model has a maximum current rating of 100A.
It operates at a voltage of 30V DC.
The trip current for this fuse is 6A.
The dimensions of the RUEF300 fuse are 11.4 mm in length, 16.5 mm in height, and 3 mm in width.
The power dissipation rating of the RUEF300 is 2W.
This model operates within a temperature range of -40°C to 60°C.
The RUEF300 is certified by RoHS, UL, CSA, CQC, and TUV.
It rapidly switches from a low resistance state to a high resistance state during an overload or short circuit event, providing effective fault protection.
The lead orientation of this fuse is radial.
This fuse is suitable for applications such as security systems, power supplies, automotive devices, and medical equipment.
The RUEF300 can automatically reset thousands of times once the fault condition is cleared and power is removed.
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