Why Choose the Mersen V301088 High-Speed Semiconductor Fuse?
The Mersen V301088 is a high-performance Protistor® Size 33 square body semiconductor fuse designed to provide exceptional protection for sensitive power electronic equipment. Featuring an ultra-fast aR operating characteristic, it rapidly clears short-circuit faults to safeguard IGBTs, thyristors, diodes and other semiconductor devices used in demanding industrial applications.
Part of the renowned Mersen Protistor® Size 33 series, the V301088 combines high interrupting capacity with low let-through energy (I²t), helping minimise damage to expensive power semiconductors while improving system reliability and reducing maintenance costs. Its robust square body construction with silver-plated contacts ensures dependable long-term performance.
Rated at 2000 A with a 550 V AC IEC / 600 V AC UL voltage rating, the V301088 is ideally suited for high-power industrial drives, UPS systems, converters, renewable energy equipment and motor control applications. The fuse incorporates a striker indicator with flush ends and UNC threaded terminals for secure installation and easy monitoring.
Key Advantages
- Ultra-fast aR semiconductor fuse for protecting sensitive power electronics.
- 2000 A current rating for high-power industrial systems.
- 550 V AC IEC / 600 V AC UL voltage rating.
- Designed to protect IGBTs, thyristors, diodes and similar semiconductor devices.
- Low I²t performance helps reduce thermal stress during fault conditions.
- Integrated striker indicator simplifies maintenance and fuse monitoring.
Key Features
- Mersen Protistor® Size 33 semiconductor fuse.
- 2000 A rated current.
- 550 V AC IEC / 600 V AC UL voltage rating.
- aR ultra-fast operating characteristic.
- Square body construction.
- Flush ends with UNC threaded terminals.
- Integrated striker indicator.
- Silver-plated contact surfaces for reliable electrical performance.
Reliable Protection for High-Power Electronics
High-speed semiconductor fuses are engineered to interrupt fault currents before they can damage costly semiconductor devices. Their extremely rapid operation limits the energy delivered during a fault, helping maximise equipment reliability while extending the service life of converters, drives and other industrial power systems.
The Mersen Protistor® Size 33 range is widely trusted by OEMs and industrial engineers for protecting modern power conversion equipment where dependable semiconductor protection and high interrupting performance are essential.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- Power converters.
- UPS systems.
- Renewable energy inverters.
- Industrial automation equipment.
- High-power power supplies.
