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31947 Wohner D-fuse base, busbar mounted, 57mm
Wöhner 31947 three-pole D fuse base for DIII E33 gauge ring fuse links, rated 63 A, 500 V AC/DC, designed for 60 mm industrial busbar systems.
£17.17
Why Choose the Wöhner 31947 D Fuse Base?
The Wöhner 31947 is a robust three-pole D fuse base designed for secure mounting on 60 mm busbar systems in industrial power distribution applications. As part of the proven Wöhner CUSTO® 60Classic range, it accommodates DIII (E33) gauge ring fuse links and delivers dependable overcurrent protection for switchboards, machine control panels and OEM electrical installations.
Featuring a touch-safe design with integrated strip cover and gauge ring support, the 31947 enables fast installation while improving operator safety during maintenance. Its compact three-pole construction makes it ideal for panel builders and electrical engineers requiring reliable circuit protection within industrial busbar systems.
Rated at 63 A with a 500 V AC/DC operating voltage, the Wöhner 31947 is engineered for demanding industrial environments where reliable protection, simple installation and long service life are essential.
Key Advantages
- Designed for DIII (E33) gauge ring fuse links.
- Three-pole construction for three-phase systems.
- Touch-safe design improves operator safety.
- Suitable for 60 mm busbar systems.
- Quick installation onto flat and section busbars.
- Reliable industrial construction for long service life.
Key Features
- Wöhner CUSTO® 60Classic series.
- D fuse base with gauge ring.
- DIII / E33 fuse compatibility.
- 63 A rated current.
- 500 V AC / DC rated voltage.
- Three-pole configuration.
- Busbar mounted.
- Touch-safe construction with strip cover.
- Compatible with 12, 15, 20, 25 and 30 mm busbars.
Reliable Protection for Industrial Power Distribution
The Wöhner 31947 provides dependable overcurrent protection while allowing quick fuse replacement and secure installation onto standard industrial busbar systems. Its touch-safe construction helps improve operator safety and reduces maintenance time.
As part of the established Wöhner 60Classic platform, this fuse base integrates seamlessly into industrial switchgear, machine control panels and electrical distribution systems where reliability and ease of installation are critical.
Typical Applications
- Industrial switchboards.
- Power distribution systems.
- Machine building.
- Motor control panels.
- OEM electrical equipment.
- Industrial automation systems.
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 | |
| Busbar Centre Distance (mm) | 60 mm | |
| Poles | 3-pole | |
| Manufacturer | Wöhner | |
| Series | CUSTO® 60Classic | |
| Model | 31947 | |
| Product type | D fuse base | |
| Fuse type | DIII / E33 gauge ring | |
| Number of poles | 3 | |
| Rated current | 63 A | |
| Rated voltage | 500 V AC / 500 V DC | |
| Rated impulse withstand voltage | 4 kV | |
| Short-circuit rating | 50 kA (when protected by suitable fuse) | |
| Mounting type | Busbar mounted | |
| Compatible busbars | 12, 15, 20, 25, 30 × 5 / 10 mm and section busbars | |
| Dimensions (W × H × D) | 57 × 200 × 43 mm | |
| Weight | approx. 398 g |
Frequently Asked Questions
What type of fuse does the Wöhner 31947 use?
It is designed for DIII (E33) gauge ring fuse links.
What is the rated current of the Wöhner 31947?
The Wöhner 31947 has a rated current of 63 A.
How many poles does this fuse base have?
The unit is a three-pole fuse base for protecting three-phase electrical distribution systems.
How is the Wöhner 31947 installed?
It mounts directly onto compatible 60 mm busbar systems, allowing fast and secure installation.
Where is the Wöhner 31947 typically used?
It is commonly installed in industrial switchboards, power distribution equipment, automation systems and OEM machinery.
Trusted by Panel Builders Worldwide
Wöhner CUSTO® 60Classic components are trusted by electrical engineers and panel builders worldwide for delivering reliable power distribution, robust construction and dependable protection in demanding industrial environments.
