Why Choose the Mersen FR22GR69V16 High-Speed Semiconductor Fuse?
The Mersen FR22GR69V16 is a Protistor® high-speed cylindrical semiconductor fuse designed to provide full-range protection for sensitive power semiconductor devices in industrial power electronic systems. Part of the Mersen Protistor® 22 × 58 mm gR series, this fuse is specifically engineered to safeguard IGBTs, thyristors, diodes and other semiconductor components against overloads and short circuits while maintaining excellent current-limiting performance.
Manufactured to comply with IEC 60269-1 and IEC 60269-4, the FR22GR69V16 features a 16 A current rating, 690 V AC (IEC) and 700 V AC (UL) voltage ratings, making it suitable for demanding industrial applications including drives, converters and UPS systems. This version is supplied without a striker indicator.
Its compact 22 × 58 mm cylindrical body allows straightforward installation into compatible fuse holders while providing extremely high interrupting performance and low let-through energy to minimise semiconductor damage during fault conditions.
Key Advantages
- High-speed gR semiconductor protection fuse.
- 16 A current rating.
- 690 V AC IEC / 700 V AC UL rated.
- Excellent current-limiting characteristics.
- Compact 22 × 58 mm cylindrical design.
- Designed specifically for protecting sensitive semiconductor devices.
Key Features
- Mersen Protistor® 22 × 58 mm gR series.
- 16 A rated current.
- 690 V AC IEC / 700 V AC UL voltage rating.
- gR utilisation category.
- Without integrated striker indicator.
- 160 kA breaking capacity.
- RoHS compliant.
- Designed for industrial power electronics.
Engineered for Reliable Semiconductor Protection
The FR22GR69V16 rapidly interrupts fault currents before they can damage expensive semiconductor devices. Its low let-through energy reduces thermal stress on protected equipment, helping to improve operational reliability while reducing maintenance costs and downtime.
Designed specifically for industrial power electronics, the fuse is widely used wherever fast-acting protection is essential to maintain the safe operation of semiconductor-based equipment.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial inverters.
- Power converters.
- UPS systems.
- Servo drives.
- Industrial automation equipment.
- Rectifiers and DC power supplies.