Why Choose the Mersen V301962 High-Speed Semiconductor Fuse?
The Mersen V301962 is a premium Protistor® Size 30 square body semiconductor fuse designed to deliver exceptional protection for modern power electronic equipment. Featuring an ultra-fast aR operating characteristic, it rapidly interrupts short-circuit faults to protect IGBTs, thyristors, MOSFETs, diodes and other semiconductor devices used in demanding industrial applications.
Part of the trusted Mersen Protistor® Size 30 series, the V301962 is manufactured using die-cut silver fuse elements embedded in solidified silica sand to provide low let-through energy (I²t), high breaking capacity and dependable protection. Silver-plated contact surfaces and non-magnetic hardware ensure excellent long-term electrical performance.
Rated at 80 A with a 690 V AC IEC / 700 V AC UL voltage rating, the V301962 is ideal for industrial drives, converters, UPS systems, renewable energy equipment and motor control applications. The fuse features flush ends with UNC threaded terminals and an integrated striker indicator for simplified maintenance and reliable installation.
Key Advantages
- Ultra-fast aR semiconductor fuse for protecting sensitive power electronics.
- 80 A current rating for industrial semiconductor applications.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Protects IGBTs, thyristors, MOSFETs and power diodes.
- Low I²t reduces thermal stress during fault conditions.
- Integrated striker indicator simplifies fuse monitoring and maintenance.
Key Features
- Mersen Protistor® Size 30 semiconductor fuse.
- 80 A rated current.
- 690 V AC IEC / 700 V AC UL voltage rating.
- aR ultra-fast operating characteristic.
- Square body construction.
- Flush ends with UNC threaded terminals.
- Integrated striker indicator.
- Silver-plated contacts for dependable conductivity.
Reliable Protection for Power Electronics
High-speed semiconductor fuses are specifically engineered to interrupt fault currents before they can damage expensive power electronic devices. Their ultra-fast operation limits fault energy, helping maximise equipment reliability while extending the service life of converters, drives and other industrial power systems.
The Mersen Protistor® Size 30 range is widely specified by OEMs and industrial engineers where dependable semiconductor protection, high interrupting capacity and low let-through energy 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.
