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31143 Wohner holder for cylindrical fuses, with LED
Wöhner 31143 AMBUS Panel 3-pole LED cylindrical fuse holder for 22 × 58 mm fuse links, rated at 100 A for industrial electrical protection.
£86.73
Why Choose the Wöhner 31143 LED Cylindrical Fuse Holder?
The Wöhner 31143 is a premium 3-pole cylindrical fuse holder with integrated LED indication designed for 22 × 58 mm cylindrical fuse links. Part of the renowned Wöhner AMBUS® Panel range, it provides dependable overcurrent protection whilst offering immediate visual indication of a blown fuse. The integrated LED enables maintenance engineers to identify failed circuits quickly, helping minimise downtime and improve system availability in demanding industrial environments.
Designed for DIN rail mounting, the Wöhner 31143 combines a robust, touch-safe construction with a large conductor clamping range for secure installation in industrial control panels and switchgear. Its compact 3-pole design makes it ideal for protecting three-phase electrical systems while simplifying maintenance through rapid visual fault indication.
Rated at 100 A with an LED operating range of 110 to 690 V AC/DC, the Wöhner 31143 is ideally suited to industrial automation, machine building, OEM equipment and power distribution systems requiring reliable circuit protection and efficient fault diagnosis.
Key Advantages
- Designed for 22 × 58 mm cylindrical fuse links.
- Integrated LED indication for immediate blown fuse identification.
- 100 A rated current for demanding industrial applications.
- 110 to 690 V AC/DC LED operating range.
- 3-pole configuration for three-phase installations.
- DIN rail mounting for straightforward installation.
- Touch-safe construction enhances operator safety.
- Large conductor capacity for industrial wiring.
Key Features
- Wöhner AMBUS® Panel series.
- Accepts 22 × 58 mm cylindrical fuse links.
- 100 A rated current.
- 690 V AC rated voltage.
- 110 to 690 V AC/DC LED operating range.
- Integrated LED blown fuse indication.
- DIN rail mounting.
- Complies with IEC 60947-1, IEC 60947-3 and UL 4248-1.
Reliable High-Current Protection with LED Fault Indication
The Wöhner 31143 provides reliable protection against overloads and short circuits whilst offering instant visual confirmation when a fuse has operated. This enables maintenance personnel to identify failed circuits quickly, reducing troubleshooting time and improving equipment availability across industrial installations.
Developed for industrial electricians, panel builders and machine manufacturers, the AMBUS® Panel range delivers dependable performance, robust construction and compliance with internationally recognised electrical standards for demanding applications.
Typical Applications
- Industrial control panels.
- Three-phase power distribution systems.
- Machine building.
- OEM electrical equipment.
- Industrial automation systems.
- High-current motor protection circuits.
Technical Specifications
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| Conductor Size | 4–50 mm² | |
|---|---|---|
| Device Type | Busbar holder / support | |
| Current | 80 A | |
| Poles | 3-pole | |
| Manufacturer | Wöhner | |
| Series | AMBUS® Panel | |
| Model | 31143 | |
| Product type | LED cylindrical fuse holder | |
| Fuse size | 22 × 58 mm | |
| Rated current (IEC) | 100 A | |
| Rated voltage (IEC) | 690 V AC | |
| LED operating voltage | 110 to 690 V AC/DC | |
| Rated insulation voltage (Ui) | 690 V AC | |
| Rated impulse withstand voltage (Uimp) | 6 kV | |
| Number of poles | 3 | |
| Mounting type | DIN rail | |
| Protection rating | IP20 | |
| Conductor size | 4 to 50 mm² | |
| Dimensions (W × H × D) | 108 × 115 × 69 mm | |
| Permitted fuse power dissipation | 9.5 W |
Frequently Asked Questions
What is the Wöhner 31143 used for?
It is a 3-pole LED fuse holder designed for 22 × 58 mm cylindrical fuse links used in high-current industrial electrical protection systems.
What does the integrated LED indicate?
The LED illuminates when the installed fuse link has operated, enabling maintenance engineers to quickly identify the failed circuit.
What fuse size does it accept?
The Wöhner 31143 accepts 22 × 58 mm cylindrical fuse links.
What is the rated current?
The fuse holder has a maximum rated current of 100 A.
Where is the Wöhner 31143 commonly installed?
It is commonly installed on DIN rails within industrial control panels, switchgear, machinery and three-phase power distribution systems.
Trusted by Electrical Professionals Worldwide
Wöhner fuse holders are trusted by industrial electricians, panel builders and OEM manufacturers for delivering dependable circuit protection, rapid fault indication and reliable long-term performance in demanding industrial environments.
