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33506 Wohner switch disconnector with fuses, 3-pole

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.

SKU: 33506Alt SKU: 33506000MPN: 33506
Price
List Price £483.42 ex VAT
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£483.42
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Manufacturer Lead Time

£483.42

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.

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