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03943 Wohner NH fuse 315 A
Wöhner 03943 NH2 315 A gG fuse link rated at 690 V AC for reliable cable and equipment protection in industrial electrical distribution systems.
£57.92
Why Choose the Wöhner 03943 NH Fuse?
The Wöhner 03943 is a premium NH2 gG fuse link designed to provide dependable protection against overloads and short circuits in low-voltage industrial power distribution systems. Manufactured by Wöhner, this 315 A NH fuse complies with IEC 60269 standards and is engineered to protect cables, switchgear and electrical equipment in demanding industrial and commercial applications.
Designed for installation in NH size 2 fuse bases and fuse switch disconnectors, the Wöhner 03943 combines high breaking capacity with long service life. Its porcelain body and double indicator design provide excellent mechanical strength, thermal stability and straightforward visual inspection during maintenance.
With a 315 A rated current, 690 V AC rating and gG utilisation category, the Wöhner 03943 delivers full-range protection for cables and electrical equipment, making it an ideal choice for OEM manufacturers, panel builders and industrial maintenance engineers.
Key Advantages
- High-quality NH2 fuse link for industrial circuit protection.
- 315 A rated current for reliable cable and equipment protection.
- 690 V AC operating voltage suitable for industrial power systems.
- gG utilisation category providing full-range overload and short-circuit protection.
- 80 kA breaking capacity for demanding fault conditions.
- Manufactured by Wöhner for dependable long-term reliability.
Key Features
- Wöhner NH fuse series.
- Part number: 03943.
- Rated current: 315 A.
- Rated voltage: 690 V AC.
- Rated voltage: 250 V DC.
- Fuse size: NH2.
- Utilisation category: gG.
- Double fuse status indicator.
- Porcelain body with durable contact blades.
- Suitable for NH fuse switch disconnectors and fuse bases.
Reliable Protection for Industrial Electrical Systems
NH fuse links provide rapid protection against overloads and short-circuit faults, helping safeguard cables, switchgear and industrial electrical equipment. Their high interrupting capacity enables faults to be safely cleared while reducing equipment damage and minimising costly downtime.
The Wöhner 03943 is designed for seamless compatibility with NH2 fuse holders and fuse switch disconnectors, making it an ideal solution for industrial switchboards, machine control panels and low-voltage power distribution systems.
Typical Applications
- Industrial switchboards.
- Low-voltage power distribution systems.
- Machine control panels.
- Motor protection circuits.
- OEM electrical equipment.
- Commercial and industrial electrical installations.
Technical Specifications
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| Current | 315 A | |
|---|---|---|
| Manufacturer | Wöhner | |
| Series | NH Fuse Links | |
| Model | 03943 | |
| Product type | NH fuse link | |
| Rated current | 315 A | |
| Rated voltage AC | 690 V | |
| Rated voltage DC | 250 V | |
| Fuse size | NH2 | |
| Utilisation category | gG | |
| Rated breaking capacity | 80 kA AC / 80 kA DC | |
| Status indicator | Double indicator | |
| Body material | Porcelain | |
| Halogen free | Yes | |
| Power dissipation at full load | 25.0 W | |
| Standards | IEC 60269-1 / IEC 60269-2 | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Wöhner 03943 used for?
The Wöhner 03943 is an NH2 gG fuse link designed to protect electrical circuits against overloads and short circuits.
What is the current rating of this fuse?
The Wöhner 03943 has a rated current of 315 A.
What voltage is the fuse rated for?
The fuse is rated for 690 V AC and 250 V DC.
What does the gG classification mean?
The gG utilisation category provides full-range protection for cables and electrical equipment against overloads and short circuits.
Where is the Wöhner 03943 commonly installed?
It is commonly installed in industrial switchboards, control panels, fuse switch disconnectors and low-voltage power distribution systems.
Trusted by Electrical Professionals Worldwide
Wöhner NH fuse links are trusted by electrical engineers, OEM manufacturers and panel builders for delivering reliable circuit protection, high interrupting capacity and dependable performance in demanding industrial power distribution systems.
