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Wickmann 4 A Resettable Fuse Polymer Body 30R Series 30R400UF
Specifications
| Country of Origin | China |
|---|---|
| Brand | Wickmann |
| Body Material | Polymer |
| Height | 22mm |
| Length | 14mm |
| Model | 30R400UF |
| Width | 3mm |
| Series | 30R |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -40°C |
| Trip Current | 8A |
| Power Dissipation | 2.5W |
| Terminal Material | Tin Plated Copper |
| Time to Trip | 12.7s |
| Hold Current | 4A |
| Minimum Resistance | 0.01Ω |
| Maximum Resistance | 50mΩ |
Key Features
- Provides fast overcurrent protection with a trip time of 12.7 seconds.
- Polymer body ensures flame retardant insulation and durability.
- Compact dimension of 14mm length, 22mm height, and 3mm width for space-efficient installation.
- Tin plated copper terminals provide reliable electrical connections.
- Operates within temperature range from -40°C to 85°C for versatile environments.
- Minimum resistance of 0.01 Ω and maximum resistance of 50 mΩ ensures stable performance.
- Power dissipation rating of 2.5 W enables safe continuous operation.
- Lead-free design supports environmental compliance.
Product Description
Wickmann 30R400UF resettable fuse is engineered to deliver reliable overcurrent protection for low voltage circuits (up to 30 V). Featuring a polymer flame retardant body and tin plated copper terminals, it combines safety with durability in compact dimensions of 14 mm length, 22 mm height, and 3 mm width. The 4 A hold current and 8 A trip current provide precise circuit interruption at 12.7 seconds trip time, suitable for sensitive electronic applications requiring resettable fuse protection.
This device exhibits a low minimum resistance of 0.01 Ω and a maximum resistance of 50 mΩ, ensuring consistent electrical behavior with a power dissipation capability of 2.5 W for sustained use. Its operating temperature range from -40°C to 85°C enables deployment in diverse environmental conditions. The lead-free construction aligns with modern environmental standards.
The 30R series radial leaded resettable fuse is ideal for electrical, industrial automation, electronics, and HVAC system applications requiring compact, efficient resettable overcurrent protection.
Fast trip time and resettable to resume circuit continuity. Polymer body provides flame retardant insulation. Tin plated copper terminals ensure corrosion resistance and conductivity. Designed for low voltage (≤30 V) applications.
Lead-free and RoHS compliant materials. Compact form factor suitable for space-constrained installations. Wide operating temperature range supports diverse environments. Reliable protection enhancing safety in electrical circuits.
This Wickmann resettable fuse is a dependable choice for engineers seeking robust, compact, and eco-friendly circuit overcurrent protection solutions. Discover more products in the Electrical Fuse category at EnvMart for professional industrial usage.
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Frequently Asked Questions
The hold current rating of this model is 4 A, which indicates the maximum current it can continuously carry without tripping.
The maximum trip current for the 30R400UF is 8 A, which is the current level at which the fuse will trip to protect the circuit.
This model has a trip time of 12.7 seconds, providing fast overcurrent protection for low voltage circuits.
The dimensions of this unit are 14 mm in length, 22 mm in height, and 3 mm in width, making it suitable for space-efficient installations.
The operating temperature range for the 30R400UF is from -40°C to 85°C, allowing it to function in diverse environmental conditions.
This resettable fuse features a polymer body for flame retardant insulation and tin plated copper terminals for reliable electrical connections.
The power dissipation rating of the 30R400UF is 2.5 W, which enables safe continuous operation without overheating.
The minimum resistance is 0.01 Ω and the maximum resistance is 50 mΩ, ensuring stable performance in electrical circuits.
Yes, the 30R400UF is lead-free and made from RoHS compliant materials, supporting modern environmental compliance.
This resettable fuse is ideal for low voltage circuits in electrical, industrial automation, electronics, and HVAC systems.
It utilizes tin plated copper terminals, which provide reliable and corrosion-resistant electrical connections.
The 30R400UF is part of the 30R series of radial leaded resettable fuses designed for efficient overcurrent protection.
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