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31281 Wohner holder for cylindrical fuses, for semiconductor fuses
Wöhner 31281 single-pole fuse holder for 22 × 58 mm semiconductor fuse links, rated 100 A, 690 V AC, DIN rail mounting.
£25.34
Why Choose the Wöhner 31281 Fuse Holder?
The Wöhner 31281 is a premium single-pole fuse holder for 22 × 58 mm cylindrical semiconductor fuse links, designed for dependable overcurrent protection in industrial power distribution systems. Part of the renowned Wöhner AMBUS® Panel range, it is suitable for applications up to 100 A and 690 V AC, offering reliable protection for semiconductor devices, power electronics and industrial control equipment.
Designed for DIN rail mounting, the Wöhner 31281 features a generous conductor clamping range of 4–50 mm², making installation quick and straightforward. It accepts IEC/HD 60269-2 compliant 22 × 58 mm fuse links and is specifically intended for semiconductor protection applications where rapid fault clearance is essential.
Manufactured to the high quality standards expected from Wöhner, the 31281 complies with IEC 60947-1 and IEC 60947-3, while also carrying UL, CSA and CCC approvals, making it suitable for use in internationally specified industrial installations.
Key Advantages
- Designed for 22 × 58 mm semiconductor fuse links.
- Rated up to 100 A and 690 V AC.
- DIN rail mounting for fast installation.
- Large conductor capacity from 4–50 mm².
- Suitable for industrial semiconductor protection.
- International IEC, UL, CSA and CCC approvals.
Key Features
- Wöhner AMBUS® Panel fuse holder.
- Single-pole design.
- For 22 × 58 mm cylindrical semiconductor fuse links.
- 100 A rated current.
- 690 V AC rated voltage.
- 800 V insulation voltage (Ui).
- DIN rail mounting.
- IEC / HD 60269-2 compatible.
- Large 4–50 mm² conductor range.
- Compact industrial construction.
Designed for Semiconductor Protection
The Wöhner 31281 is specifically developed for protecting semiconductor devices where ultra-fast fuse operation is required. Its robust contact design ensures dependable current transfer while supporting high-performance semiconductor fuse links used in drives, converters, UPS systems and industrial power electronics.
The compact DIN rail format simplifies panel assembly while the wide conductor capacity provides flexibility during installation, making it suitable for both OEM equipment and industrial control panel manufacture.
Typical Applications
- Semiconductor protection.
- Variable speed drives.
- Power converters.
- Industrial control panels.
- Switchboards.
- UPS systems.
- Power supplies.
- OEM electrical equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Conductor Size | 4–50 mm² | |
|---|---|---|
| Device Type | Busbar holder / support | |
| Current | 80 A | |
| Poles | 1-pole | |
| Manufacturer | Wöhner | |
| Series | AMBUS® Panel | |
| Manufacturer Part Number | 31281 | |
| EAN | 4021267312817 | |
| Product Type | Cylindrical Fuse Holder | |
| Number of Poles | 1 | |
| Fuse Size | 22 × 58 mm | |
| Fuse Standard | IEC / HD 60269-2 | |
| Application | Semiconductor fuse links | |
| Rated Current | 100 A | |
| Rated Voltage | 690 V AC | |
| Rated Insulation Voltage (Ui) | 800 V AC | |
| Permitted Fuse Power Dissipation | 11 W | |
| Connection Capacity | 4–50 mm² | |
| Mounting | DIN mounting rail | |
| Standards | IEC 60947-1, IEC 60947-3 | |
| Approvals | IEC (CB), UL, CSA, CCC | |
| Type Number | AES22x58 | |
| Pack Quantity | 6 |
Frequently Asked Questions
What fuse size does the Wöhner 31281 accept?
It is designed for 22 × 58 mm cylindrical semiconductor fuse links complying with IEC / HD 60269-2.
What is the current rating?
The fuse holder has a rated current of 100 A.
What is the maximum operating voltage?
The Wöhner 31281 is rated for operation up to 690 V AC.
How is the fuse holder mounted?
It is designed for quick installation onto a standard DIN mounting rail.
What applications is this fuse holder suitable for?
It is ideal for semiconductor protection in industrial drives, converters, power electronics, switchboards and OEM electrical equipment.
Trusted by Electrical Professionals Worldwide
Wöhner fuse holders are trusted by panel builders, OEM manufacturers and industrial engineers for dependable circuit protection, excellent build quality and long-term reliability.
