Why Choose the Mersen D093291 High-Speed Miniature Fuse?
The Mersen D093291, catalogue reference MI6FA69V1.6, is a high-speed semiconductor miniature fuse engineered to protect sensitive electronic components and semiconductor devices against damaging overcurrents and short circuits. As part of Mersen's 6.3 × 32 mm FA 690 V fuse range, it delivers exceptionally fast fault interruption for industrial automation, power conversion and electronic control equipment.
Rated at 1.6 A and 690 V AC, the D093291 features a very fast FA operating characteristic that rapidly limits fault energy before sensitive semiconductor devices can be damaged. It is ideally suited to protecting diodes, thyristors, IGBTs, rectifiers, inverters and other power electronic components.
Its compact 6.3 × 32 mm ceramic cartridge is designed for clip mounting in compatible fuse holders, providing simple installation, straightforward maintenance and dependable long-term performance. Manufactured using high-quality materials, the D093291 delivers reliable protection in demanding industrial environments.
Key Advantages
- Very fast-acting semiconductor protection fuse.
- 1.6 A rated current for sensitive electronic equipment.
- 690 V AC rated voltage.
- High-speed FA characteristic minimises damaging let-through energy.
- Compact 6.3 × 32 mm ceramic cartridge.
- Very high breaking capacity for demanding industrial applications.
- Suitable for industrial automation and power electronic systems.
Key Features
- Mersen semiconductor miniature fuse series.
- Catalogue reference MI6FA69V1.6.
- 1.6 A rated current.
- 690 V AC rated voltage.
- Very fast FA operating characteristic.
- 6.3 × 32 mm ceramic fuse body.
- Clip mounting installation.
- Non-indicating fuse construction.
- Designed for semiconductor protection.
- RoHS, REACH, CE, UKCA and UL recognised.
Reliable Protection for Industrial Power Electronics
Semiconductor devices require protection that reacts much faster than conventional general-purpose fuses. The Mersen D093291 rapidly interrupts fault currents, helping minimise thermal stress and preventing damage to valuable power electronic assemblies.
Its compact ceramic construction and high-speed operating characteristic make it suitable for converters, rectifiers, variable speed drives, industrial power supplies, automation systems and other applications where reliable semiconductor protection is essential.
Typical Applications
- Semiconductor device protection.
- Variable speed drives.
- Industrial power supplies.
- Power converters and rectifiers.
- Automation and control equipment.
- Electronic control panels.
- Industrial power electronic assemblies.
