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33552 Wohner switch-disconnector 3-pole
Wöhner 33552 QUADRON Panel Speed 3-pole 320 A switch disconnector for mounting plate installation with M10 screw terminals, snap-action switching mechanism and double-breaking contacts.
£469.25
Why Choose the Wöhner 33552 Switch Disconnector?
The Wöhner 33552 is a heavy-duty 3-pole switch disconnector designed for safe switching and reliable isolation of high-current electrical circuits in industrial control panels and power distribution systems. As part of the proven Wöhner QUADRON Panel Speed range, it is designed for mounting plate installation, making it an excellent solution for OEM machinery, switchboards and industrial electrical assemblies.
Featuring an operator-independent spring-controlled snap-action mechanism, the Wöhner 33552 delivers dependable switching performance even during frequent operation. Double-breaking main contacts provide reliable electrical isolation, while the integrated FLAG position indicator clearly displays the switch position for improved operator safety during maintenance and servicing.
With a 320 A rated current, 3-pole configuration and robust M10 screw terminals, the Wöhner 33552 is suitable for demanding industrial applications. It can be locked in the neutral position using up to three padlocks and is approved for use as a mains disconnector when installed in accordance with IEC / EN 60204-1 requirements.
Key Advantages
- Heavy-duty 3-pole switch disconnector for industrial power distribution.
- 320 A rated operational current.
- Designed for mounting plate installation.
- Spring-controlled snap-action mechanism for dependable switching.
- Double-breaking main contacts provide reliable electrical isolation.
- Lockable neutral position for improved maintenance safety.
Key Features
- Wöhner QUADRON Panel Speed series.
- 320 A rated current.
- 3-pole switching configuration.
- M10 screw terminals.
- Operator-independent spring-controlled switching mechanism.
- Double-breaking main contacts.
- Integrated FLAG switch position indicator.
- Suitable as a mains disconnector to IEC / EN 60204-1.
- Lockable with up to three padlocks.
- Compact mounting plate design.
Reliable Isolation for Industrial Power Distribution
The Wöhner 33552 provides a dependable means of manually isolating high-current electrical circuits before maintenance, servicing or inspection. Its robust construction and double-breaking contact design help ensure safe operation in demanding industrial environments while delivering long service life.
Designed specifically for mounting plate installation, the QUADRON Panel Speed series offers straightforward integration into electrical control panels and switchboards, making it a preferred choice for machine builders and industrial panel manufacturers.
Typical Applications
- Industrial control panels.
- Electrical switchboards.
- Main incoming isolators.
- Motor control centres.
- OEM machinery.
- Industrial power distribution systems.
Technical Specifications
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| Device Type | Switch Disconnector | |
|---|---|---|
| Current | 320 A | |
| Mounting Type | Base / panel | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Manufacturer | Wöhner | |
| Series | QUADRON Panel Speed | |
| Model | 33552 | |
| Alternative part number | 33552000 | |
| Type designation | QCS-320 | |
| Product type | Switch disconnector | |
| Rated current | 320 A | |
| Rated operational voltage | 690 V AC | |
| Rated insulation voltage (Ui) | 800 V AC | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Number of poles | 3 | |
| Terminal type | M10 screw terminals | |
| Mounting type | Mounting plate | |
| Switching mechanism | Spring-controlled snap action | |
| Main contacts | Double breaking | |
| Protection rating | IP20 (front) | |
| Dimensions (W × H × D) | 184 × 314 × 203 mm | |
| Weight | approx. 5.39 kg | |
| EAN | 4021267335526 |
Frequently Asked Questions
What is the Wöhner 33552 used for?
The Wöhner 33552 is designed to safely switch and isolate three-phase electrical circuits in industrial control panels and power distribution systems.
What is the rated current of the Wöhner 33552?
The switch disconnector has a rated operational current of 320 A.
How is the Wöhner 33552 installed?
The unit is designed for mounting plate installation inside electrical enclosures.
Can the switch be locked during maintenance?
Yes. The operating mechanism can be locked in the neutral position using up to three padlocks to improve maintenance safety.
Can the Wöhner 33552 be used as a mains isolator?
Yes. When installed in accordance with IEC / EN 60204-1 and the relevant utilisation category, it can be used as a mains disconnector.
Trusted by Industrial Panel Builders
Wöhner QUADRON Panel switch disconnectors are widely trusted by panel builders, OEM manufacturers and electrical engineers for reliable circuit isolation, robust construction and dependable performance in industrial electrical installations.
