Why Choose the Wöhner 33704 QUADRON® 185Power Fuse Switch-Disconnector?
The Wöhner 33704 is a compact and dependable 160 A NH fuse switch-disconnector designed for reliable switching, isolation and overcurrent protection in industrial low voltage power distribution systems. As part of the proven Wöhner QUADRON® 185Power range, this size NH 00 device features a three-pole switchable mechanism in a space-saving flat version, making it ideal for modern switchboards and control panels.
Designed for direct installation onto 185 mm busbar systems, the Wöhner 33704 is compatible with busbars measuring 30, 40, 60, 80, 100 or 120 × 10 mm. The flat construction reduces installation depth while maintaining excellent accessibility for cable termination and maintenance. Self-closing inspection holes and a lockable cover further enhance operational safety.
Supporting both NH 000 and NH 00 fuse links, the Wöhner 33704 provides dependable circuit protection for feeders, motor circuits and industrial distribution systems. Its modular design integrates seamlessly with other QUADRON® 185Power components, allowing flexible and efficient panel construction.
Key Advantages
- Compact 160 A NH fuse switch-disconnector for industrial applications.
- Space-saving flat version for reduced installation depth.
- Compatible with NH 000 and NH 00 fuse links.
- Designed for the QUADRON® 185Power busbar system.
- Self-closing inspection holes simplify routine testing.
- Lockable cover improves operational safety.
Key Features
- Wöhner QUADRON® 185Power series.
- 160 A rated current.
- Size NH 00, three-pole switchable.
- Flat version with M8 screw terminals.
- Suitable for 185 mm busbar systems.
- Compatible with drilled busbars.
- Front protection rating of IP20.
- Suitable for industrial switchboards and distribution panels.
Efficient Protection for Industrial Power Distribution
The Wöhner 33704 combines manual switching with NH fuse protection, allowing engineers to safely isolate electrical circuits while protecting downstream equipment against overloads and short circuits. The compact flat version is particularly suited to installations where panel depth is limited without compromising accessibility or safety.
As part of the modular QUADRON® 185Power platform, the device can be combined with other switching devices and accessories on the same busbar system, providing flexibility for new installations and future expansion.
Typical Applications
- Industrial low voltage switchboards.
- Main and sub-distribution panels.
- Motor control centres.
- Machine building and OEM equipment.
- Manufacturing facilities.
- Commercial power distribution systems.
