Why Choose the Mersen Q330179 High-Speed Semiconductor Fuse?
The Mersen Q330179 is a premium Protistor® square body high-speed semiconductor fuse engineered to provide rapid short-circuit protection for sensitive power semiconductor devices. Manufactured by Mersen, this fuse is designed to safeguard diodes, thyristors, IGBTs and other power electronic components used in demanding industrial power conversion systems.
As part of the proven Mersen Protistor® Size 000 gRB series, the Q330179 delivers dependable overcurrent protection while helping reduce damage to costly semiconductor equipment. Its compact square body design, silver-plated contacts and low energy let-through characteristics make it ideal for applications requiring reliable protection and high system availability.
With a 100 A current rating and a 690 V AC voltage rating, the Q330179 is suitable for industrial drives, renewable energy systems, power converters, UPS equipment and other high-performance electrical installations requiring dependable semiconductor protection.
Key Advantages
- High-speed gRB semiconductor fuse for protecting power electronics.
- 100 A current rating for industrial applications.
- 690 V AC rated voltage suitable for modern power systems.
- 200 kA breaking capacity for excellent fault interruption.
- Compact square body construction for easy installation.
- Reliable protection helps minimise equipment downtime.
Key Features
- Mersen Protistor® semiconductor fuse series.
- 100 A rated current.
- 690 V AC rated voltage.
- gRB operating characteristic.
- Square body Size 000 design.
- DIN blade terminals.
- Integrated visual indicator.
- 200 kA interrupt rating.
Reliable Protection for Industrial Power Electronics
High-speed semiconductor fuses are specifically designed to interrupt fault currents before sensitive semiconductor devices suffer thermal or mechanical damage. Their fast response helps improve equipment reliability while reducing maintenance costs and unplanned downtime.
The Mersen Protistor® range is widely specified by industrial engineers for protecting variable speed drives, converters, inverters, UPS systems and renewable energy installations where dependable semiconductor protection is essential.
Typical Applications
- Variable frequency drives.
- Industrial motor control systems.
- Power converters and rectifiers.
- UPS systems.
- Renewable energy power conversion equipment.
- Industrial automation and control panels.
