Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
31398 Wohner cylindr. fuse link 5 A, 600 V AC, time delay, Class CC
Wöhner 31398 Mersen Class CC time-delay cylindrical fuse link rated at 5 A, 600 V AC and 300 V DC, with a 200 kA AC short-circuit current rating for control transformer protection.
£18.80
Why Choose the Wöhner 31398 Class CC Fuse Link?
The Wöhner 31398 is a high-performance Class CC time-delay cylindrical fuse link designed to protect control transformers and industrial electrical circuits against overloads and short-circuit faults. Manufactured by Mersen for the Wöhner product range, this compact fuse is suitable for control panels, switchgear, machinery and industrial automation systems requiring UL-compliant circuit protection.
With a rated current of 5 A and a rated voltage of 600 V AC, the Wöhner 31398 accommodates temporary transformer inrush currents without unnecessary operation. Its time-delay characteristic helps maintain equipment availability during normal energisation while providing dependable interruption of sustained overloads and high fault currents.
The fuse also carries a 300 V DC rating and delivers a short-circuit current rating of up to 200 kA AC. Its durable porcelain construction, compact Class CC format and high breaking capacity make it an effective solution for demanding industrial installations and OEM electrical equipment.
Key Advantages
- Compact Class CC time-delay fuse link for industrial control applications.
- 5 A rated current for control transformer and auxiliary circuit protection.
- 600 V AC and 300 V DC ratings provide application flexibility.
- Time-delay characteristic tolerates temporary transformer inrush currents.
- 200 kA AC short-circuit current rating provides exceptional fault protection.
- Robust porcelain construction supports dependable long-term performance.
Key Features
- Wöhner Class CC cylindrical fuse link.
- Manufactured by Mersen.
- 5 A rated current.
- 600 V AC rated voltage.
- 300 V DC rated voltage.
- Class CC 10 × 38 mm fuse size.
- Time-delay operating characteristic.
- 200 kA AC and 100 kA DC SCCR.
Reliable Protection for Control Transformer Circuits
Time-delay fuses such as the Wöhner 31398 are designed to withstand brief current surges that occur when control transformers and other inductive equipment are energised. This reduces nuisance fuse operation while ensuring sustained overloads and short-circuit faults are safely interrupted.
Its compact Class CC dimensions, high interrupting capacity and AC and DC voltage ratings make the Wöhner 31398 suitable for space-conscious industrial control panels where dependable, standards-compliant electrical protection is required.
Typical Applications
- Industrial control transformer protection.
- Machine control panels and cabinets.
- Industrial automation systems.
- OEM machinery and production equipment.
- Motor control centres and auxiliary circuits.
- UL-compliant AC and DC electrical systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 5 A | |
|---|---|---|
| Manufacturer | Wöhner | |
| Fuse manufacturer | Mersen | |
| Model | 31398 | |
| Type number | ATQR | |
| Product type | Class CC cylindrical fuse link | |
| Rated current | 5 A | |
| Rated voltage AC | 600 V AC | |
| Rated voltage DC | 300 V DC | |
| Rated frequency | 50 / 60 Hz | |
| Fuse size | Class CC, 10 × 38 mm | |
| Operating characteristic | Time delay | |
| Short-circuit current rating AC | 200 kA | |
| Short-circuit current rating DC | 100 kA | |
| Primary application | Control transformer protection | |
| Standards | UL 248-1 and UL 248-4 | |
| Approval | UL | |
| UL file | E2137 | |
| Body material | Porcelain | |
| Halogen-free | Yes | |
| Dimensions (W × H × D) | 10 × 10 × 38 mm | |
| Weight | approx. 8 g | |
| Pack quantity | 10 | |
| EAN | 4021267313982 |
Frequently Asked Questions
What is the Wöhner 31398 used for?
The Wöhner 31398 is primarily used to protect control transformers and industrial control circuits against sustained overloads and short-circuit faults.
What is the current rating of this fuse?
The fuse has a rated current of 5 A.
What voltage is the Wöhner 31398 rated for?
The Wöhner 31398 is rated for operation at up to 600 V AC and 300 V DC.
Why does this fuse have a time-delay characteristic?
The time-delay characteristic allows the fuse to tolerate brief transformer inrush currents without unnecessary operation while maintaining protection against sustained overloads and short circuits.
What size fuse holder is required?
The Wöhner 31398 is a Class CC 10 × 38 mm fuse link and must be installed in a compatible Class CC fuse holder with appropriate electrical ratings.
Trusted for Industrial Circuit Protection
Wöhner Class CC fuse links provide compact, reliable and UL-compliant circuit protection for panel builders, OEM manufacturers and industrial automation specialists.
