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33633 Wohner NH in-line switch-disconnector-fuse size 2
Wöhner 33633 QUADRON 185Power Speed NH size 2 fuse switch-disconnector with top M12 connection, operator-independent snap-action switching and double-breaking contacts for industrial busbar systems.
£839.53
Why Choose the Wöhner 33633 NH In-Line Fuse Switch-Disconnector?
The Wöhner 33633 is a heavy-duty NH in-line fuse switch-disconnector engineered to provide safe switching, dependable electrical isolation and reliable overcurrent protection in industrial low-voltage power distribution systems. As part of the Wöhner QUADRON® 185Power Speed series, this NH size 2 device is designed for demanding switchboards, motor control centres and OEM panel-building applications. It features a top M12 screw connection, a double-breaking contact system and an operator-independent snap-action mechanism for maximum safety and reliability.
The operator-independent snap-action mechanism delivers fast, consistent switching regardless of handle speed, while the double-breaking contact arrangement provides enhanced arc interruption and safer fuse replacement. Designed for use on the Wöhner 185Power busbar system, the device supports busbars measuring 30, 40, 60, 80, 100 and 120 × 10 mm.
Its robust industrial construction includes a lockable and sealable operating cover, touch-safe design when open and compatibility with standard NH size 2 fuse links, making it an excellent solution for industrial power distribution installations requiring dependable performance and high operational safety.
Key Advantages
- Industrial NH size 2 in-line fuse switch-disconnector.
- Part of the Wöhner QUADRON® 185Power Speed range.
- Operator-independent snap-action switching mechanism.
- Double-breaking contacts for improved switching safety.
- Top M12 screw connection.
- Compatible with multiple industrial busbar systems.
- Lockable and sealable operating cover.
Key Features
- Wöhner QUADRON® 185Power Speed series.
- Suitable for NH size 2 fuse links.
- Three-pole fuse switch-disconnector.
- Top M12 screw connection.
- Operator-independent snap-action switching.
- Double-breaking contact system.
- Suitable for busbars measuring 30 to 120 × 10 mm.
- Touch-safe construction when open.
- Lockable cover with double-bit lock.
- Accessory required for busbar mounting.
Reliable Switching for Industrial Power Distribution
The Wöhner 33633 combines reliable switching, safe isolation and high-capacity fuse protection within a durable industrial assembly. When used with suitable NH size 2 fuse links, it protects electrical installations against overloads and short circuits while providing safe isolation for maintenance and servicing.
Its top-entry M12 connection simplifies installation where cable routing requires upper termination, while the snap-action mechanism, double-breaking contacts and touch-safe design make it well suited to demanding industrial switchgear applications.
Typical Applications
- Industrial switchboards.
- 185 mm busbar power distribution systems.
- Main and sub-distribution panels.
- Motor control centres.
- Industrial automation equipment.
- Machine building.
- Commercial electrical installations.
- OEM panel-building projects.
Technical Specifications
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| Device Type | Fuse switch disconnector | |
|---|---|---|
| Fuse Size | NH2 | |
| Mounting Type | Busbar system 185 mm | |
| Fuse Type | NH (DIN) | |
| Rail / Busbar Profile | 100 × 10 mm, 120 × 10 mm, 30 × 10 mm, 40 × 10 mm, 60 × 10 mm, 80 × 10 mm | |
| Product Series | Wöhner 185Power | |
| Busbar Centre Distance (mm) | 185 mm | |
| Poles | 3-pole | |
| Manufacturer | Wöhner | |
| Series | QUADRON® 185Power Speed | |
| Model | 33633 | |
| Full manufacturer SKU | 33633000A | |
| Type number | QS185-2 | |
| Product type | NH in-line fuse switch-disconnector | |
| Fuse size | NH 2 | |
| Number of poles | 3 | |
| Rated current | 400 A | |
| Rated operational voltage | Up to 690 V AC | |
| Connection position | Top | |
| Connection type | M12 screw connection | |
| Switching mechanism | Operator-independent snap-action | |
| Breaking system | Double-breaking | |
| Compatible busbars | 30, 40, 60, 80, 100 and 120 × 10 mm | |
| Mounting | Accessory required for busbar mounting | |
| Standards | IEC 60947-1, IEC 60947-3 | |
| ETIM classification | EC001046 | |
| EAN | 4021267336332 | |
| Pack quantity | 1 |
Frequently Asked Questions
What is the Wöhner 33633 used for?
The Wöhner 33633 provides safe switching, circuit isolation and overcurrent protection within industrial low-voltage power distribution systems.
Which fuse size is compatible with this switch-disconnector?
The device is designed for use with standard NH size 2 fuse links.
What is the rated current of the Wöhner 33633?
The switch-disconnector has a rated current of 400 A when used with suitable NH size 2 fuse links.
Which busbar sizes are supported?
The Wöhner 33633 is suitable for busbars measuring 30, 40, 60, 80, 100 and 120 × 10 mm.
What type of switching mechanism does it use?
The device incorporates an operator-independent snap-action mechanism with double-breaking contacts for fast, reliable and consistent switching.
Trusted Industrial Power Distribution Technology
Wöhner QUADRON® fuse switch-disconnectors are trusted worldwide by switchgear manufacturers, panel builders and industrial electrical engineers for dependable switching, reliable circuit protection and safe electrical isolation.
