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33504 Wohner switch disconnector with fuses, 3-pole
Wöhner 33504 QUADRON 60Classic Speed three-pole NH size 00 fuse switch-disconnector with top box-terminal connection, door coupling operation and 125 A rating.
£208.06
Why Choose the Wöhner 33504 QUADRON® 60Classic Speed Fuse Switch-Disconnector?
The Wöhner 33504 is a robust three-pole NH fuse switch-disconnector engineered for safe switching, circuit isolation and overcurrent protection in industrial low-voltage power distribution systems. As part of the proven QUADRON® 60Classic Speed range, it combines dependable performance with external door operation, making it ideal for machine builders, panel manufacturers and industrial electrical installations.
The unit features an operator-independent snap-action switching mechanism with double-breaking main contacts, ensuring consistent switching performance regardless of handle operation. Designed for use with a door coupling rotary handle, it allows safe switching from outside the enclosure while maintaining high levels of operator safety. The double-breaking contact system also enables safe, tool-free fuse replacement and provides a visible isolation gap when the fuse carrier is removed.
Designed for NH size 00 fuse links, the Wöhner 33504 has a 125 A rated current and supports operation up to 690 V AC. Its top box-terminal connection simplifies wiring while integrating directly with Wöhner 60Classic busbar systems, making it suitable for industrial switchboards, motor control centres and OEM equipment.
Key Advantages
- Industrial NH fuse switch-disconnector with external door-coupling operation.
- 125 A rated current for reliable industrial power distribution.
- Compatible with NH size 00 fuse links.
- Operator-independent snap-action switching mechanism.
- Double-breaking contacts for safer fuse replacement.
- Suitable for use as a main switch or Emergency OFF switch with the appropriate rotary handle.
Key Features
- Wöhner QUADRON® 60Classic Speed series.
- Three-pole fuse switch-disconnector.
- 125 A rated current.
- 690 V AC rated operating voltage.
- Top box-terminal connection.
- Designed for use with a door coupling rotary handle.
- FLAG indicator for clear switch position indication.
- CrossLink® adapter technology for fast busbar installation.
Designed for Safe Industrial Switching
The Wöhner 33504 combines fused overcurrent protection, reliable switching and secure electrical isolation within a compact device. Its spring-controlled switching mechanism delivers consistent performance, while the double-breaking contact arrangement enhances safety during fuse replacement and maintenance.
When used with the appropriate Wöhner red/yellow door coupling rotary handle, the switch-disconnector can serve as a main isolator or Emergency OFF switch in accordance with relevant industrial standards, making it an excellent choice for modern switchgear assemblies.
Typical Applications
- Industrial switchboards.
- Machine control panels.
- Motor control centres.
- OEM electrical equipment.
- Industrial automation systems.
- Power distribution installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Fuse switch disconnector | |
|---|---|---|
| Fuse Size | NH00 | |
| Mounting Type | Busbar system 60 mm | |
| Fuse Type | NH (DIN) | |
| Busbar Centre Distance (mm) | 60 mm | |
| Product Series | Wöhner 60Classic | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Manufacturer | Wöhner | |
| Series | QUADRON® 60Classic Speed | |
| Model | 33504 | |
| Full part number | 33504000 | |
| Type number | QCS-NH00 | |
| Product type | NH fuse switch-disconnector | |
| Fuse size | NH 00 | |
| Number of poles | 3 | |
| Rated current | 125 A | |
| Rated operating voltage | 690 V AC | |
| Rated insulation voltage | 800 V AC | |
| Rated impulse withstand voltage | 8 kV | |
| Utilisation category | AC-23A / AC-23B | |
| Connection type | Box terminal, top connection | |
| Mounting type | Busbar mounted | |
| Busbar compatibility | 12, 15, 20, 25, 30 × 5 mm, 10 mm and section busbars | |
| Dimensions (W × H × D) | approx. 106 × 200 × 128 mm | |
| Weight | approx. 2.08 kg | |
| EAN | 4021267335045 |
Frequently Asked Questions
What is the Wöhner 33504 used for?
It is an NH fuse switch-disconnector designed for switching, circuit isolation and overcurrent protection in industrial electrical systems.
Which fuse size is compatible?
The Wöhner 33504 is designed for NH size 00 fuse links.
What is the difference between the Wöhner 33503 and 33504?
The Wöhner 33504 features a top box-terminal connection, whereas the Wöhner 33503 has a bottom connection. Both are designed for door-coupling operation.
Can it be used with a door coupling rotary handle?
Yes. The switch-disconnector is specifically designed for operation using a compatible Wöhner door coupling rotary handle.
What is the rated current?
The Wöhner 33504 has a rated current of 125 A with a maximum operating voltage of 690 V AC.
Trusted by Panel Builders Worldwide
Wöhner QUADRON® 60Classic Speed fuse switch-disconnectors are trusted worldwide for dependable switching, reliable circuit protection and safe industrial power distribution.
