Why Choose the Mersen V301341 High-Speed Semiconductor Fuse?
The Mersen V301341 is a premium Protistor® Size 72 square body high-speed semiconductor fuse engineered to provide comprehensive protection for modern power electronic equipment. Featuring a gR full-range operating characteristic, it protects semiconductor devices against both overloads and short-circuit faults, making it an excellent choice for demanding industrial power conversion applications.
As part of the trusted Mersen Protistor® Size 72 gR series, the V301341 is manufactured using pure silver fuse elements embedded in solidified silica sand to deliver low let-through energy (I²t), high interrupting performance and exceptional reliability. Silver-plated contact surfaces and non-magnetic hardware further enhance long-term electrical performance.
Rated at 630 A with a 690 V AC IEC voltage rating, the V301341 is ideally suited to industrial drives, UPS systems, converters, renewable energy equipment and traction applications. The square body design incorporates open slot blade terminals and an integrated striker indicator for reliable installation and simplified maintenance.
Key Advantages
- Full-range gR semiconductor fuse providing overload and short-circuit protection.
- 630 A current rating for demanding industrial applications.
- 690 V AC IEC voltage rating.
- Designed to protect IGBTs, thyristors, diodes and other semiconductor devices.
- Low I²t performance helps minimise damage during fault conditions.
- Integrated striker indicator simplifies maintenance and monitoring.
Key Features
- Mersen Protistor® Size 72 semiconductor fuse.
- 630 A rated current.
- 690 V AC IEC voltage rating.
- gR full-range operating characteristic.
- Square body construction.
- Open slot blade terminals.
- Integrated striker indicator.
- Silver-plated contact surfaces for dependable electrical conductivity.
Reliable Protection for Industrial Power Electronics
Full-range gR semiconductor fuses provide protection against both overloads and short circuits, making them ideal for safeguarding expensive semiconductor devices used in industrial power conversion equipment. Their fast response limits fault energy while maintaining reliable protection across a wide operating range.
The Mersen Protistor® Size 72 series is trusted by OEMs and industrial engineers worldwide for applications requiring dependable semiconductor protection, high interrupting performance and long service life.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial power converters.
- Renewable energy inverters.
- UPS systems.
- Motor control centres.
- Traction and rail equipment.
- Industrial automation systems.
