Why Choose the Mersen K300596 High-Speed Semiconductor Fuse?
The Mersen K300596 is a high-performance Protistor® square body semiconductor protection fuse designed to deliver ultra-fast protection for sensitive power electronic equipment. Engineered for demanding industrial applications, this fuse protects IGBTs, thyristors, diodes, inverters and power conversion systems against damaging short circuits whilst minimising fault energy.
As part of the trusted Mersen Protistor® Size 30 aR series, the K300596 offers dependable protection for industrial drives, renewable energy equipment, UPS systems and automation machinery. Its ceramic square body, silver-plated contacts and integrated striker indicator provide reliable performance and simplify maintenance.
With a 315 A current rating, 690 V AC IEC / 700 V AC UL voltage rating and an impressive 200 kA breaking capacity, the K300596 is ideal for protecting high-value semiconductor devices in modern industrial power systems.
Key Advantages
- Ultra-fast aR semiconductor protection fuse.
- 315 A current rating for industrial power electronics.
- 690 V AC IEC / 700 V AC UL rated operation.
- 200 kA breaking capacity provides outstanding fault protection.
- Integrated striker indicator for rapid fault identification.
- Silver-plated contacts ensure excellent conductivity and long service life.
- Compact square body design suitable for industrial control equipment.
Key Features
- Mersen Protistor® Size 30 aR series.
- 315 A rated current.
- 690 V AC IEC / 700 V AC UL rated voltage.
- Ultra-fast aR operating characteristic.
- 200 kA AC breaking capacity.
- Integrated striker indication.
- DSI blade terminal connections.
- Square ceramic body construction.
- Designed specifically for semiconductor protection.
Reliable Protection for Industrial Power Electronics
High-speed semiconductor fuses are specifically engineered to protect expensive semiconductor devices from destructive short-circuit faults. Their ultra-fast operating characteristics minimise thermal and electrical stress, helping extend equipment life and reduce costly downtime.
The Mersen Protistor® range is widely specified by machine builders, drive manufacturers and industrial engineers for applications where dependable semiconductor protection is essential.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial inverters and converters.
- IGBT, MOSFET and thyristor protection.
- UPS systems.
- Renewable energy power conversion equipment.
- Industrial automation and motor control panels.
- Power supplies and semiconductor protection circuits.
