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33702 Wohner in-line fuse switch-disconnector 400 A
Wöhner 33702 QUADRON 185Power NH 2 three-pole fuse switch-disconnector rated at 400 A for industrial 185 mm busbar power distribution systems.
£190.34
Why Choose the Wöhner 33702 QUADRON® 185Power Fuse Switch-Disconnector?
The Wöhner 33702 is a heavy-duty 400 A NH fuse switch-disconnector designed to provide reliable switching, isolation and overcurrent protection within industrial low voltage power distribution systems. As part of the Wöhner QUADRON® 185Power range, this size NH 2 device combines high-current performance with a compact three-pole switchable design for modern switchboards and control panels.
Designed for installation on 185 mm busbar systems, the Wöhner 33702 is compatible with busbars measuring 30, 40, 60, 80, 100 or 120 × 10 mm. Its robust M12 screw terminals ensure secure electrical connections, while the lockable cover and self-closing inspection holes improve operator safety and simplify maintenance.
Supporting NH 2 fuse links manufactured to IEC / HD 60269-2, the 33702 provides dependable protection for feeders, distribution circuits and industrial equipment. It is ideal for panel builders, OEMs and electrical contractors requiring a reliable, space-efficient fuse switch-disconnector for demanding applications.
Key Advantages
- High-performance 400 A NH fuse switch-disconnector.
- Designed for the Wöhner QUADRON® 185Power busbar system.
- Three-pole switching for safe isolation of power circuits.
- Compatible with NH 2 fuse links.
- Self-closing inspection holes simplify electrical testing.
- Lockable cover enhances operational safety.
Key Features
- Wöhner QUADRON® 185Power series.
- 400 A rated current.
- NH 2 fuse size.
- Three-pole switchable construction.
- M12 screw cable terminals.
- Suitable for 185 mm busbar systems.
- Compatible with drilled busbars.
- Front protection rating of IP20.
Reliable Protection for Industrial Power Distribution
The Wöhner 33702 combines manual switching with NH fuse protection, allowing engineers to safely isolate electrical circuits while providing effective protection against overloads and short circuits. Its modular design integrates seamlessly into the 185Power busbar platform, making installation efficient and supporting long-term system reliability.
Its ergonomic operating handle, spacious cable terminal compartment and lockable cover make it particularly suitable for demanding industrial installations where safety, serviceability and uptime are essential.
Typical Applications
- Industrial power distribution systems.
- Main and sub-distribution switchboards.
- Motor control centres.
- Manufacturing facilities.
- Machine building and OEM equipment.
- Commercial electrical installations.
Technical Specifications
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| Fuse Size | NH2 | |
|---|---|---|
| Device Type | Fuse switch disconnector | |
| Mounting Type | Busbar system 185 mm | |
| Fuse Type | NH (DIN) | |
| Rail / Busbar Profile | 100 × 10 mm, 120 × 10 mm, 30 × 10 mm, 40 × 10 mm, 60 × 10 mm, 80 × 10 mm | |
| Busbar Centre Distance (mm) | 185 mm | |
| Product Series | Wöhner 185Power | |
| Current | 400 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Manufacturer | Wöhner | |
| Series | QUADRON® 185Power | |
| Model | 33702 | |
| Alternative part number | 33702000A | |
| Product type | NH fuse switch-disconnector | |
| Rated current | 400 A | |
| Fuse size | NH 2 | |
| Number of poles | 3 | |
| Connection type | M12 screw terminals | |
| Compatible busbars | 30, 40, 60, 80, 100 or 120 × 10 mm | |
| Busbar system | 185Power | |
| Fuse standard | IEC / HD 60269-2 | |
| Maximum permitted fuse power dissipation | 34 W | |
| Protection rating | IP20 (front) | |
| Standards | IEC 60947-1:2020, IEC 60947-3:2020 | |
| Pack quantity | 1 | |
| EAN | 4021267337025 |
Frequently Asked Questions
What is the Wöhner 33702 used for?
The Wöhner 33702 provides switching, isolation and NH fuse protection for industrial low voltage power distribution circuits.
What fuse size does the Wöhner 33702 use?
It is designed for NH 2 fuse links manufactured in accordance with IEC / HD 60269-2.
What is the rated current?
The Wöhner 33702 has a 400 A rated current.
Which busbar systems is it compatible with?
It is designed for Wöhner 185Power busbar systems using busbars measuring 30, 40, 60, 80, 100 or 120 × 10 mm.
Can the cover be locked?
Yes. The cover can be locked in the closed position to help prevent unauthorised operation.
Trusted by Industrial Panel Builders
Wöhner QUADRON® 185Power fuse switch-disconnectors are widely specified by electrical engineers and panel builders for dependable circuit protection, safe isolation and efficient industrial power distribution.
