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31963 Wohner busbar mounted fuse holder
Wöhner 31963 four-pole (3P+N) busbar mounted fuse holder for 10 × 38 mm IEC 60269-2 cylindrical fuse links, rated 32 A and 690 V AC / 440 V DC for industrial power distribution.
£60.77
Why Choose the Wöhner 31963 Busbar Mounted Fuse Holder?
The Wöhner 31963 is a high-quality four-pole (3P+N) busbar mounted fuse holder designed for 10 × 38 mm IEC 60269-2 cylindrical fuse links. As part of the proven Wöhner AMBUS® 60Classic system, it provides reliable overcurrent protection for three-phase plus neutral circuits while enabling fast, space-saving installation directly onto standard 60 mm busbar systems.
Designed with robust spring terminal connections, the 31963 offers quick installation, dependable electrical contact and simplified panel wiring. Its all-pole disconnecting design makes it particularly suitable for industrial switchboards, machine control panels and OEM equipment requiring protection of all live conductors including the neutral.
Rated at 32 A with operating voltages up to 690 V AC / 440 V DC, the Wöhner 31963 is compatible with 12, 15, 20, 25 and 30 mm flat busbars as well as section busbars, making it a versatile solution for industrial power distribution systems.
Key Advantages
- Designed for 10 × 38 mm IEC 60269-2 cylindrical fuse links.
- Four-pole (3P+N) configuration for three-phase plus neutral circuits.
- 32 A rated current for industrial applications.
- 690 V AC / 440 V DC rated voltage.
- Direct mounting onto standard 60 mm busbar systems.
- Spring terminals provide fast installation and secure wiring.
- All-pole disconnecting design improves circuit isolation.
Key Features
- Wöhner AMBUS® 60Classic series.
- Busbar mounted fuse holder.
- 10 × 38 mm fuse compatibility.
- Four-pole (3P+N) construction.
- 32 A rated current.
- 690 V AC / 440 V DC rated voltage.
- Spring terminal connections.
- Compatible with flat and section busbars.
- Compact design for efficient panel layouts.
Reliable Four-Pole Protection for Industrial Systems
The Wöhner 31963 provides secure accommodation for four 10 × 38 mm cylindrical fuse links, protecting three-phase plus neutral circuits within industrial power distribution systems. Its direct busbar mounting reduces wiring complexity while supporting faster and more organised panel assembly.
Its compact design and all-pole disconnecting capability make it an excellent choice for industrial switchboards, automation equipment, machinery and OEM electrical installations where reliable protection and efficient maintenance are essential.
Typical Applications
- Industrial switchboards.
- Three-phase plus neutral distribution systems.
- Machine building.
- Industrial automation panels.
- OEM electrical equipment.
- Power distribution assemblies.
Technical Specifications
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| Rail / Busbar Profile | 12 × 10 mm, 12 × 5 mm, 15 × 10 mm, 15 × 5 mm, 20 × 10 mm, 20 × 5 mm, 25 × 10 mm, 25 × 5 mm, 30 × 10 mm, 30 × 5 mm | |
|---|---|---|
| Product Series | Wöhner 60Classic | |
| Device Type | Busbar holder / support | |
| Busbar Centre Distance (mm) | 60 mm | |
| Poles | 4-pole | |
| Manufacturer | Wöhner | |
| Series | AMBUS® 60Classic | |
| Model | 31963 | |
| Product type | Busbar mounted fuse holder | |
| Fuse size | 10 × 38 mm IEC 60269-2 | |
| Number of poles | 4 (3P+N) | |
| Rated current | 32 A | |
| Rated voltage | 690 V AC / 440 V DC | |
| Rated impulse withstand voltage | 6 kV | |
| Fuse utilisation category | gG | |
| Short-circuit rating | 100 kA (with suitable fuse) | |
| Permitted fuse power dissipation | 3 W | |
| Mounting type | Busbar mounting | |
| Connection type | Spring terminals | |
| Compatible busbars | 12, 15, 20, 25, 30 × 5 / 10 mm and section busbars |
Frequently Asked Questions
What fuse size does the Wöhner 31963 accept?
It is designed for 10 × 38 mm IEC 60269-2 cylindrical fuse links.
How many poles does the Wöhner 31963 have?
The Wöhner 31963 is a four-pole (3P+N) fuse holder for protecting three-phase plus neutral circuits.
What is the rated current of the Wöhner 31963?
The fuse holder has a rated current of 32 A.
How is the Wöhner 31963 installed?
It mounts directly onto compatible 60 mm busbar systems and features spring terminals for quick and secure installation.
Where is the Wöhner 31963 commonly used?
It is widely used in industrial switchboards, machine control panels, automation systems, OEM equipment and three-phase power distribution installations.
Trusted by Panel Builders Worldwide
Wöhner AMBUS® 60Classic fuse holders are trusted worldwide for delivering compact installation, dependable circuit protection and long-term performance in industrial power distribution systems.
