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33506 Wohner switch disconnector with fuses, 3-pole
Wöhner 33506 QUADRON 60Classic Speed three-pole NH fuse switch-disconnector with integrated electronic fuse monitoring, 125 A rating and bottom box-terminal connection.
£386.73
Why Choose the Wöhner 33506 QUADRON® 60Classic Speed Fuse Switch-Disconnector?
The Wöhner 33506 is an advanced three-pole NH fuse switch-disconnector with integrated electronic fuse monitoring, designed for safe switching, isolation and overcurrent protection in industrial low-voltage power distribution systems. As part of the proven QUADRON® 60Classic Speed range, it combines dependable switching performance with continuous fuse status monitoring to minimise downtime and simplify maintenance.
The unit features an operator-independent snap-action switching mechanism with double-breaking main contacts, ensuring consistent switching regardless of operating speed. Integrated electronic fuse monitoring enables rapid identification of a blown fuse, helping maintenance engineers reduce fault-finding time and improve system availability.
Designed for NH size 000 and NH size 00 fuse links, the Wöhner 33506 has a 125 A rated current and is suitable for systems operating at up to 690 V AC. The bottom box-terminal connection integrates directly with Wöhner 60Classic busbar systems, making it ideal for industrial switchboards, motor control centres and OEM machinery.
Key Advantages
- Industrial NH fuse switch-disconnector with integrated electronic fuse monitoring.
- 125 A rated current for industrial power distribution.
- Compatible with NH size 000 and NH size 00 fuse links.
- Electronic fuse monitoring speeds up maintenance and fault diagnosis.
- Operator-independent snap-action switching mechanism.
- Double-breaking contacts enable safe, tool-free fuse replacement.
Key Features
- Wöhner QUADRON® 60Classic Speed series.
- Three-pole fuse switch-disconnector.
- 125 A rated current.
- 690 V AC rated operating voltage.
- Integrated electronic fuse monitoring.
- Bottom box-terminal connection.
- FLAG indicator clearly displays switch position.
- CrossLink® adapter technology for rapid busbar installation.
Electronic Fuse Monitoring for Improved System Availability
Integrated electronic fuse monitoring provides immediate indication when a fuse has operated, enabling maintenance personnel to identify faults quickly and reduce unnecessary troubleshooting. This helps improve equipment uptime while supporting efficient preventive maintenance programmes.
The Wöhner 33506 also incorporates double-breaking main contacts, a spring-controlled switching mechanism and CrossLink® adapter technology, delivering reliable switching performance together with rapid installation on Wöhner 60Classic busbar systems.
Typical Applications
- Industrial switchboards.
- Power distribution systems.
- Motor control centres.
- OEM machinery.
- Industrial automation panels.
- Manufacturing facilities requiring fuse status monitoring.
Technical Specifications
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| Fuse Size | NH00 | |
|---|---|---|
| Device Type | Fuse switch disconnector | |
| 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 | 33506 | |
| Full part number | 33506000 | |
| Type number | QCS-NH00 | |
| Product type | NH fuse switch-disconnector with electronic fuse monitoring | |
| Fuse sizes | NH 000 and NH 00 | |
| Number of poles | 3 | |
| Rated current | 125 A | |
| Rated operating voltage | 690 V AC | |
| Rated insulation voltage (Ui) | 690 V AC | |
| Rated impulse withstand voltage (Uimp) | 6 kV | |
| Utilisation category | AC-23B (690 V / 125 A), AC-23A (500 V / 125 A), AC-22A (690 V / 125 A) | |
| Conditional short-circuit current | 50 kA with suitable gG fuse links | |
| Connection type | Box terminal, bottom connection | |
| Mounting type | Busbar mounted | |
| Busbar compatibility | 12, 15, 20, 25, 30 × 5 mm, 10 mm and section busbars | |
| Dimensions (W × H × D) | 106 × 200 × 128 mm | |
| Weight | approx. 2.36 kg | |
| EAN | 4021267335069 |
Frequently Asked Questions
What is the Wöhner 33506 used for?
It is an NH fuse switch-disconnector with integrated electronic fuse monitoring for switching, isolation and overcurrent protection in industrial electrical systems.
What is electronic fuse monitoring?
Electronic fuse monitoring detects when a fuse has operated, allowing maintenance personnel to identify blown fuses quickly and reduce equipment downtime.
Which fuse sizes are compatible?
The Wöhner 33506 accepts NH size 000 and NH size 00 fuse links manufactured to IEC / HD 60269-2.
What is the rated current?
The switch-disconnector has a 125 A rated current with a maximum operating voltage of 690 V AC.
Which busbar systems is it compatible with?
It mounts directly onto Wöhner 60Classic busbar systems using 12, 15, 20, 25, 30 × 5 mm, 10 mm and section busbars.
Trusted by Panel Builders Worldwide
Wöhner QUADRON® 60Classic Speed fuse switch-disconnectors are trusted worldwide for delivering dependable switching, enhanced maintenance capabilities and reliable protection in industrial power distribution systems.
