Why Choose the Wöhner 33551 Switch Disconnector?
The Wöhner 33551 is a heavy-duty 3-pole switch disconnector designed for safe switching and reliable isolation of high-current electrical circuits in industrial power distribution systems. As part of the trusted Wöhner QUADRON 60Classic Speed range, it is engineered for direct mounting onto compatible 60 mm busbar systems, making it ideal for switchboards, motor control centres and OEM electrical assemblies.
Featuring an operator-independent spring-controlled snap-action mechanism, the Wöhner 33551 provides consistent switching performance regardless of handle operation. Double-breaking main contacts deliver dependable electrical isolation, while the integrated FLAG position indicator allows operators to verify the switch position quickly and safely during operation or maintenance.
With a 320 A rated current, 3-pole configuration and robust M10 top-connected screw terminals, the Wöhner 33551 is designed for demanding industrial applications. The switch can be locked in the neutral position using up to three padlocks and is suitable for use as a mains disconnector when installed in accordance with IEC / EN 60204-1.
Key Advantages
- Heavy-duty 3-pole switch disconnector for industrial power distribution.
- 320 A rated operational current.
- Direct mounting onto compatible 60 mm busbar systems.
- Operator-independent snap-action switching mechanism.
- Double-breaking main contacts provide reliable circuit isolation.
- Lockable neutral position improves maintenance safety.
Key Features
- Wöhner QUADRON 60Classic Speed series.
- 320 A rated current.
- 3-pole switching configuration.
- M10 screw terminals with top cable connection.
- Spring-controlled snap-action mechanism.
- Double-breaking main contacts.
- Integrated FLAG switch position indicator.
- CrossLink® adapter technology for rapid installation.
- Compatible with 60 mm busbar systems.
- Suitable for frequent switching applications.
Reliable Isolation for High-Current Industrial Systems
The Wöhner 33551 is designed to safely isolate high-current three-phase electrical circuits while providing dependable switching performance in demanding industrial environments. Its robust construction and double-breaking contact design help improve operational safety and minimise downtime during maintenance.
CrossLink® adapter technology enables simple and secure installation directly onto compatible busbars, helping panel builders reduce assembly time while creating compact and organised electrical distribution systems.
Typical Applications
- Industrial power distribution systems.
- Main incoming isolators.
- Motor control centres.
- Electrical switchboards.
- OEM machinery.
- Heavy industrial control panels.
