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31579 Wohner D0 busbar mounted switch-disconnector-fuse, for 5-pole busbar system
Wöhner 31579 SECUR 60Classic EasyLiner 3-pole D0 switch disconnector fuse with LED indication for 5-pole busbar systems, compatible with D01 and D02 fuse links and rated 63 A, 400 V AC.
£73.32
Why Choose the Wöhner 31579 D0 Switch Disconnector Fuse with LED?
The Wöhner 31579 is a premium 3-pole D0 switch disconnector fuse with LED indication from the SECUR® 60Classic EasyLiner range, specifically designed for installation on 5-pole busbar systems. It combines dependable switching, safe circuit isolation and overcurrent protection with integrated LED fuse indication, making it ideal for industrial power distribution, switchboards and automation panels.
Featuring an operator-independent snap-action switching mechanism, the Wöhner 31579 delivers reliable switching performance regardless of operating speed. Its innovative spring clamp conductor terminals enable fast, tool-free installation during first assembly, helping reduce installation time while maintaining secure electrical connections.
Designed for D01 and D02 fuse links, the unit is rated at 63 A and 400 V AC. The integrated LED provides a clear visual indication of a blown fuse, reducing troubleshooting time and improving maintenance efficiency in demanding industrial environments.
Key Advantages
- Designed for D01 and D02 fuse links.
- 63 A rated current for industrial applications.
- 400 V AC rated voltage.
- Integrated LED blown fuse indication.
- Compatible with 5-pole busbar systems.
- Operator-independent snap-action switching mechanism.
Key Features
- Wöhner Part Number: 31579
- Series: SECUR® 60Classic EasyLiner.
- Product type: D0 switch disconnector fuse with LED.
- 3-pole configuration.
- Designed for 5-pole busbar systems.
- Compatible with D01 and D02 fuse links.
- 63 A rated current.
- 400 V AC rated voltage.
Reliable Protection with Fast Fault Identification
The Wöhner 31579 combines safe circuit isolation with dependable fuse protection and integrated LED indication, allowing maintenance engineers to identify blown fuse links quickly without extensive testing. This reduces downtime and improves maintenance efficiency across industrial electrical installations.
Designed as part of the proven Wöhner 60Classic busbar system, this switch disconnector offers compact installation, secure conductor connections and long-term operational reliability for modern low voltage power distribution systems.
Typical Applications
- Industrial power distribution panels.
- Machine control cabinets.
- Motor control centres.
- OEM electrical equipment.
- Industrial automation systems.
- Low voltage switchgear installations.
Technical Specifications
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| Fuse Type | D / D0 (Neozed/Diazed) | |
|---|---|---|
| Device Type | Fuse switch disconnector | |
| Poles | 5-pole | |
| Mounting Type | Busbar system 60 mm | |
| Current | 63 A | |
| Rail / Busbar Profile | 12 × 5 mm, 15 × 5 mm, 20 × 5 mm, 25 × 5 mm, 30 × 10 mm, 30 × 5 mm | |
| Busbar Centre Distance (mm) | 60 mm | |
| Product Series | Wöhner 60Classic | |
| Manufacturer | Wöhner | |
| Series | SECUR® 60Classic EasyLiner | |
| Model | 31579 | |
| Product type | D0 switch disconnector fuse with LED | |
| Configuration | 3-pole | |
| Busbar system | 5-pole | |
| Fuse compatibility | D01 and D02 | |
| Rated current | 63 A | |
| Rated voltage | 400 V AC | |
| Utilisation category | AC-22B | |
| LED function | Optical indication of blown fuse | |
| Switching mechanism | Operator-independent snap action | |
| Connection type | Spring clamp terminals | |
| Connection position | Bottom | |
| Compatible busbars | 12, 15, 20, 25, 30 × 5 mm, 30 × 10 mm and section busbars | |
| Permitted fuse power dissipation | 5.5 W | |
| Standards | IEC 60947-1:2020, IEC 60947-3:2020 | |
| Approvals | IEC (CB), VDE, CCC | |
| Pack quantity | 1 | |
| EAN | 4021267315795 |
Frequently Asked Questions
What is the Wöhner 31579 used for?
It is a 3-pole D0 switch disconnector fuse with LED indication for switching, isolation and fuse protection on compatible 5-pole industrial busbar systems.
Which fuse links are compatible?
The unit is designed for standard D01 and D02 fuse links.
What does the integrated LED indicate?
The LED provides a clear visual indication when a fuse link has operated, allowing faster fault diagnosis and maintenance.
What is the rated current?
The Wöhner 31579 has a maximum rated current of 63 A.
Which busbar systems is it compatible with?
It is designed for compatible 5-pole busbar systems using 12, 15, 20, 25, 30 × 5 mm, 30 × 10 mm and section busbars.
Trusted by Electrical Professionals Worldwide
Wöhner SECUR® switch disconnectors are trusted by panel builders, OEM manufacturers and industrial engineers for dependable circuit protection, rapid maintenance and reliable long-term performance in low voltage power distribution systems.
