Why Choose the Mersen F330147 Protistor® High-Speed Fuse?
The Mersen F330147, catalogue reference 6.9 URC 000 BS88Z/280, is a Protistor® high-speed semiconductor fuse engineered to protect sensitive power semiconductor devices against damaging short-circuit currents. Designed for demanding industrial power conversion applications, it delivers ultra-fast aR protection for IGBTs, thyristors, diodes and rectifiers while helping minimise equipment downtime and repair costs.
Manufactured as part of Mersen's internationally recognised Protistor® range, this fuse provides extremely low let-through energy, high interrupting capacity and silver-plated contact surfaces for reliable electrical performance. The square body construction is suitable for compatible BS88/NH fuse bases used in industrial drives, UPS systems, converters and renewable energy equipment.
Protistor® semiconductor fuses are trusted worldwide by OEMs and panel builders for protecting valuable semiconductor equipment operating at voltages up to 690 V AC. Their robust construction and rapid fault-clearing capability help maximise equipment availability and extend the service life of critical power electronics.
Key Advantages
- Ultra-fast aR semiconductor protection.
- Designed specifically for power semiconductor devices.
- Very low let-through energy.
- Extremely high breaking capacity.
- Silver-plated contact surfaces for reliable conductivity.
- Suitable for industrial drives, converters and UPS equipment.
- Helps minimise damage to expensive power electronics.
Key Features
- Manufacturer: Mersen
- Series: Protistor®
- Reference number: F330147
- Catalogue description: 6.9 URC 000 BS88Z/280
- Fuse type: Square body high-speed semiconductor fuse
- Protection characteristic: aR
- Rated voltage: Up to 690 V AC
- High interrupting capacity
Designed for Reliable Semiconductor Protection
Mersen Protistor® square body fuses are specifically developed to interrupt fault currents before excessive thermal energy can damage semiconductor devices. Their low I²t characteristics and current-limiting performance make them ideal for protecting modern power conversion systems operating in demanding industrial environments.
These fuses are commonly installed in variable speed drives, UPS systems, industrial converters, renewable energy inverters and motor control equipment where dependable semiconductor protection is critical.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- UPS systems.
- Power converters.
- Industrial rectifiers.
- Renewable energy inverters.
- Soft starters.
- Semiconductor power supplies.
