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03181 Wohner NH fuse 800 A
Wöhner 03181 NH 4a fuse link rated at 800 A, 500 V AC and 250 V DC with gG utilisation category for industrial low voltage power distribution.
£202.53
Why Choose the Wöhner 03181 NH Fuse Link?
The Wöhner 03181 is a heavy-duty NH fuse link designed to provide reliable full-range protection against overloads and short circuits in demanding industrial power distribution systems. Manufactured by Wöhner, this NH 4a size gG fuse is rated at 800 A with a 500 V AC and 250 V DC voltage rating, making it ideal for high-current switchgear and distribution applications.
Designed in accordance with IEC 60269, the Wöhner 03181 delivers dependable protection for cables, conductors and electrical equipment. Its NH 4a construction allows installation into compatible NH fuse bases and switch disconnectors while providing a high breaking capacity of 120 kA for enhanced system safety.
Manufactured using a robust porcelain body and halogen-free materials, the 03181 offers long service life and reliable performance in industrial, commercial and utility power distribution systems.
Key Advantages
- Heavy-duty 800 A NH fuse link.
- NH 4a size for high-current applications.
- gG utilisation category provides full-range protection.
- Rated 500 V AC / 250 V DC.
- 120 kA breaking capacity.
- Porcelain body with halogen-free construction.
Key Features
- Wöhner NH fuse link.
- 800 A rated current.
- NH 4a size.
- Utilisation category: gL/gG.
- Rated voltage: 500 V AC / 250 V DC.
- Breaking capacity: 120 kA.
- Industrial-grade porcelain construction.
- Suitable for industrial low voltage power distribution.
High-Performance Circuit Protection
The Wöhner 03181 is engineered to provide dependable overload and short-circuit protection for high-current electrical systems. Its NH 4a design and gG operating class deliver full-range cable and equipment protection, making it suitable for demanding industrial power distribution applications.
Designed for installation in compatible NH fuse-switch disconnectors and fuse bases, the 03181 helps maintain system reliability while providing excellent fault interruption performance.
Typical Applications
- Industrial switchgear.
- Main power distribution panels.
- Motor control centres.
- Utility power distribution.
- OEM electrical equipment.
- Commercial and industrial installations.
Technical Specifications
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| Current | 800 A | |
|---|---|---|
| Manufacturer | Wöhner | |
| Model | 03181 | |
| Product type | NH Fuse Link | |
| Fuse size | NH 4a | |
| Rated current | 800 A | |
| Rated voltage AC | 500 V | |
| Rated voltage DC | 250 V | |
| Utilisation category | gL/gG | |
| Breaking capacity | 120 kA | |
| Power loss at rated current | 67 W | |
| Material | Porcelain | |
| Halogen free | Yes | |
| Pack quantity | 1 | |
| EAN | 4021267031817 | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Wöhner 03181 used for?
It provides overload and short-circuit protection for high-current industrial power distribution systems.
What is the current rating?
The Wöhner 03181 has a rated current of 800 A.
What fuse size is it?
This model is an NH 4a fuse link.
What utilisation category does it have?
The fuse is classified as gL/gG, providing full-range protection against overloads and short circuits.
Where is the Wöhner 03181 typically installed?
It is commonly installed in industrial switchgear, main distribution panels, utility installations and OEM power distribution equipment.
Trusted by Electrical Professionals Worldwide
Wöhner NH fuse links are trusted by switchgear manufacturers, panel builders and industrial electricians for delivering dependable circuit protection, high fault-breaking capacity and long-term reliability in demanding power distribution applications.
