Why Choose the Wöhner 33707 QUADRON® 185Power NH Fuse Block?
The Wöhner 33707 is a heavy-duty 400 A NH fuse block engineered for reliable overcurrent protection in industrial low-voltage power distribution systems. As part of the Wöhner QUADRON® 185Power range, this open-version fuse block is designed for NH 2 fuse links, providing a robust and space-efficient solution for panel builders, OEMs and electrical contractors.
Designed for installation on 185 mm busbar systems, the Wöhner 33707 mounts directly onto drilled busbars measuring 30, 40, 60, 80, 100 or 120 × 10 mm. Robust M12 screw terminals provide secure cable connections, while the open construction allows quick fuse replacement and easy inspection during maintenance.
Supporting NH 2 fuse links manufactured in accordance with IEC / HD 60269-2, the 33707 delivers dependable overload and short-circuit protection for industrial switchboards, motor feeders and power distribution systems. It integrates seamlessly with other QUADRON® 185Power components, creating a flexible and scalable power distribution platform.
Key Advantages
- Heavy-duty 400 A NH fuse block.
- Compatible with NH 2 fuse links.
- Open construction enables rapid fuse replacement.
- Designed for the QUADRON® 185Power busbar platform.
- Secure M12 screw cable terminals.
- Compact design for efficient switchboard layouts.
Key Features
- Wöhner QUADRON® 185Power series.
- 400 A rated current.
- NH 2 fuse size.
- Three-pole open fuse block.
- M12 screw terminal connections.
- Designed for drilled 185 mm busbar systems.
- Current transformer integration supported.
- Halogen-free construction.
Reliable NH Fuse Protection for High-Power Systems
The Wöhner 33707 provides dependable mounting for NH 2 fuse links, protecting industrial electrical systems against overloads and short circuits. Its open construction enables rapid fuse replacement while offering excellent accessibility during installation and maintenance. The integrated provision for current transformers also supports energy monitoring and power management applications.
As part of the modular QUADRON® 185Power platform, the 33707 can be combined with fuse switch-disconnectors, MCCB adapters and other system components on a common 185 mm busbar system, simplifying panel construction and future expansion.
Typical Applications
- Industrial low-voltage switchboards.
- Main and sub-distribution panels.
- Motor feeder protection.
- Machine building and OEM equipment.
- Manufacturing plants.
- Commercial and infrastructure power distribution.
