Why Choose the Mersen FR10GR69V1.5 High-Speed Semiconductor Fuse?
The Mersen FR10GR69V1.5 is a high-performance Protistor® high-speed cylindrical semiconductor fuse designed to provide fast and reliable protection for sensitive power electronic equipment. Manufactured by Mersen, a global leader in circuit protection, this fuse is engineered to safeguard semiconductor devices from damaging short circuits and overload conditions.
Part of the trusted Protistor® 10×38 gR 690 V AC series, the FR10GR69V1.5 offers full-range semiconductor protection in compact industrial installations. Its ultra-fast operation minimises fault energy, helping to extend the service life of inverters, UPS systems, variable speed drives and other power conversion equipment while reducing costly downtime.
With a 1.5 A current rating, 690 V AC rating and compact 10 × 38 mm cylindrical format, this fuse is ideal for protecting discrete semiconductor devices in industrial automation, motor control and power electronics applications.
Key Advantages
- High-speed gR semiconductor fuse for complete protection.
- 690 V AC rating for industrial power systems.
- 1.5 A current rating for sensitive electronic protection.
- Ultra-fast fault clearing reduces semiconductor damage.
- Low let-through energy (I²t) improves equipment protection.
- Compact 10 × 38 mm design for easy installation.
Key Features
- Mersen Protistor® series.
- Catalogue number: FR10GR69V1.5.
- Rated current: 1.5 A.
- Rated voltage: 690 V AC.
- Characteristic: gR full-range semiconductor protection.
- 10 × 38 mm cylindrical fuse.
- Current-limiting, ultra-fast operation.
- IEC 60269-4 compliant.
Fast Protection for Sensitive Power Electronics
High-speed semiconductor fuses are specifically designed to protect power semiconductors against destructive short-circuit currents. Unlike standard industrial fuses, gR semiconductor fuses provide rapid fault interruption with very low let-through energy, helping minimise damage to costly electronic components.
The Mersen Protistor® range is widely used throughout industrial automation and power conversion systems, delivering dependable protection for inverters, UPS equipment, motor drives and semiconductor assemblies where reliability is critical.
Typical Applications
- Variable speed drives (VSDs).
- Industrial inverters.
- UPS systems.
- Power converters.
- Semiconductor protection.
- Industrial automation equipment.
