Why Choose the Mersen D080641 High-Speed Miniature Fuse?
The Mersen D080641, catalogue reference MI6FA40V3.15P, is a high-speed semiconductor miniature fuse developed to protect sensitive electronic components and power semiconductor devices from damaging overcurrents and short circuits. Part of Mersen's 6.3 × 32 mm FA/FB 400 V range, it delivers rapid fault interruption for industrial electronic and power conversion applications.
Rated at 3.15 A and 400 V AC, the D080641 features a very fast-acting FA characteristic that helps minimise let-through energy during fault conditions. This makes it ideal for protecting diodes, thyristors, IGBTs, rectifiers and other semiconductor devices where fast circuit interruption is essential.
The fuse is supplied in a compact 6.3 × 32 mm ceramic body with clip mounting and striker indicator, allowing straightforward installation and clear indication after operation. Its high breaking capacity and reliable construction make it suitable for demanding industrial automation, power supplies and electronic control systems.
Key Advantages
- Very fast-acting semiconductor protection fuse.
- 3.15 A current rating for industrial electronic equipment.
- 400 V AC rated voltage.
- High-speed FA characteristic reduces fault energy.
- 6.3 × 32 mm compact fuse format.
- Integrated striker indicator for fuse operation indication.
- Very high breaking capacity for demanding applications.
Key Features
- Mersen semiconductor miniature fuse series.
- Catalogue reference MI6FA40V3.15P.
- 3.15 A rated current.
- 400 V AC rated voltage.
- Very fast FA operating characteristic.
- 6.3 × 32 mm ceramic fuse.
- Clip mounting installation.
- Integrated striker indication.
- Very high interrupting capacity.
- RoHS, UKCA and REACH compliant.
High-Speed Protection for Power Electronics
High-speed semiconductor fuses are specifically engineered to interrupt fault currents before sensitive electronic components can be damaged. Their extremely fast response helps reduce thermal and electrical stress on semiconductor devices used within industrial automation and power conversion systems.
The Mersen D080641 combines rapid fault interruption, high breaking capacity and dependable mechanical construction, making it an excellent choice for protecting modern industrial electronic equipment where system reliability is critical.
Typical Applications
- Semiconductor device protection.
- Industrial power supplies.
- Variable speed drives.
- Rectifiers and converters.
- Industrial automation equipment.
- Electronic control panels.
- Power conversion systems.
