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33331 Wohner NH fuse switch-discon. size 2, 400 A, panel mounting
Wöhner 33331 NH size 2 fuse switch disconnector with 400 A rating, M10 screw terminals and integrated electronic fuse monitoring for industrial power distribution.
£386.44
Why Choose the Wöhner 33331 NH Fuse Switch Disconnector?
The Wöhner 33331 is a heavy duty NH fuse switch disconnector engineered for reliable protection, switching and isolation within industrial low voltage power distribution systems. Manufactured by Wöhner, this robust device is designed to provide dependable performance in demanding electrical installations while supporting safe maintenance and efficient system operation.
Featuring integrated electronic fuse monitoring, the Wöhner 33331 enables maintenance personnel to quickly identify blown fuse links, reducing troubleshooting time and improving equipment availability. Its rugged construction and proven design make it well suited to switchboards, motor control centres and industrial distribution panels.
Designed for NH size 2 fuse links with a 400 A rated current, the unit incorporates M10 screw terminals to provide secure conductor connections. It offers dependable overcurrent protection and safe isolation for high current feeders, industrial machinery and power distribution equipment.
Key Advantages
- Heavy duty NH fuse switch disconnector for industrial power distribution.
- 400 A rated current for high current applications.
- Designed for NH size 2 fuse links.
- Integrated electronic fuse monitoring for rapid fault identification.
- M10 screw terminal connections provide secure installation.
- Suitable for switchboards, MCCs and industrial electrical distribution systems.
Key Features
- Manufacturer: Wöhner.
- Part number: 33331.
- NH size 2 fuse switch disconnector.
- 400 A rated current.
- Integrated electronic fuse monitoring.
- M10 screw terminal connection.
- Designed for industrial low voltage power distribution.
- Robust panel mounted construction.
Reliable Protection for Industrial Power Distribution
NH fuse switch disconnectors are designed to safely isolate electrical circuits while providing dependable protection against overloads and short circuits. The Wöhner 33331 combines high current switching capability with integrated electronic fuse monitoring, helping reduce maintenance time and improve operational reliability.
Its proven design makes it an excellent choice for demanding industrial environments where dependable isolation, high performance and long service life are essential.
Typical Applications
- Industrial power distribution systems.
- Motor control centres.
- Main and sub-distribution boards.
- OEM machinery and equipment.
- Electrical switchgear assemblies.
- Commercial and industrial infrastructure.
Technical Specifications
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| Device Type | Fuse switch disconnector | |
|---|---|---|
| Mounting Type | Base / panel | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH2 | |
| Current | 400 A | |
| Manufacturer | Wöhner | |
| Part number | 33331 | |
| Product type | NH fuse switch disconnector | |
| Fuse size | NH 2 | |
| Rated current | 400 A | |
| Connection type | M10 screw terminals | |
| Monitoring | Integrated electronic fuse monitoring | |
| Mounting | Panel mounting | |
| Application | Low voltage power distribution | |
| Approximate weight | 380 g |
Frequently Asked Questions
What is the Wöhner 33331 used for?
It is an NH fuse switch disconnector designed to provide safe isolation and overcurrent protection within industrial power distribution systems.
What fuse size does it accept?
The Wöhner 33331 is designed for NH size 2 fuse links.
What is the rated current?
The switch disconnector has a 400 A current rating.
Does it include fuse monitoring?
Yes. It incorporates integrated electronic fuse monitoring to assist with rapid identification of blown fuse links.
Where is the Wöhner 33331 typically installed?
It is commonly installed within industrial switchboards, motor control centres and electrical distribution panels.
Trusted for Industrial Power Distribution
Wöhner electrical distribution components are trusted worldwide by switchgear manufacturers, panel builders and industrial engineers for reliable, safe and efficient low voltage power distribution.
