Why Choose the Mersen A085560 Protistor® Semiconductor Fuse?
The Mersen A085560 is a high-performance Protistor® semiconductor fuse designed to provide ultra-fast protection for sensitive power electronic components. Developed specifically for protecting SCRs, diodes, thyristors, IGBTs and other semiconductor devices, it delivers rapid fault interruption while reducing damage caused by short circuits and overload conditions.
Part of the trusted Mersen Protistor® 36 × 55 mm range, the A085560 combines excellent current-limiting characteristics with a high breaking capacity, making it suitable for demanding industrial applications including variable speed drives, power converters, UPS systems and renewable energy equipment. Its integrated trip indicator simplifies maintenance by providing clear fuse status indication.
Rated at 200 A with a 690 V AC voltage rating, the Mersen A085560 features a URR ultra-fast operating characteristic and is manufactured in a 36 × 55 mm British Standard format with built-in indicator, providing dependable protection for high-power semiconductor circuits.
Key Advantages
- Ultra-fast semiconductor protection fuse for sensitive power electronics.
- 200 A current rating for industrial applications.
- 690 V AC voltage rating.
- Integrated trip indicator for simplified maintenance.
- High 200 kA breaking capacity.
- Excellent current limitation helps minimise equipment damage.
Key Features
- Mersen Protistor® series.
- Manufacturer reference: A085560.
- Description: 6.9 URR 36 T 200.
- 200 A rated current.
- 690 V AC rated voltage.
- URR ultra-fast semiconductor protection.
- 36 × 55 mm British Standard body.
- Built-in trip indicator.
Reliable Protection for Power Electronics
Semiconductor fuses are engineered to interrupt fault currents before sensitive electronic components can suffer permanent damage. Their ultra-fast operating characteristics reduce thermal stress and help improve the reliability and service life of industrial power electronic equipment.
The Mersen Protistor® range is trusted by electrical engineers and OEM manufacturers worldwide for protecting industrial drives, converters, UPS installations and renewable energy systems where dependable semiconductor protection is essential.
Typical Applications
- Variable speed drives.
- Industrial power converters.
- UPS systems.
- Renewable energy inverters.
- Motor control equipment.
- Industrial automation and power electronics.
