Why Choose the Mersen Z088020 High-Speed Cylindrical Fuse?
The Mersen Z088020 is a premium Protistor® high-speed cylindrical semiconductor fuse-link engineered to provide rapid and reliable protection for high-voltage DC electrical circuits. Rated at 6 A and 1000 V DC, it is specifically designed to protect auxiliary circuits, control equipment, measuring devices and monitoring systems from damaging overloads and short circuits.
Part of the renowned Mersen Protistor® 20 × 127 mm gR (gRB) range, the Z088020 combines fast-acting performance with excellent current-limiting characteristics to minimise thermal and electrical stress on sensitive semiconductor components. Its integrated striker provides mechanical fuse operation indication and can be used with compatible monitoring accessories for remote status indication.
Featuring a ceramic body, silver-plated ferrule terminals and an impressive 100 kA DC breaking capacity, the Z088020 is ideal for industrial automation, renewable energy installations, battery storage systems and power conversion equipment requiring dependable semiconductor protection.
Key Advantages
- Fast-acting gR full-range semiconductor protection.
- 6 A rated current for sensitive auxiliary and control circuits.
- 1000 V DC voltage rating for high-voltage DC systems.
- 100 kA DC breaking capacity for exceptional fault interruption.
- Integrated striker indication for fuse monitoring.
- Excellent current-limiting characteristics reduce equipment damage.
- Compact 20 × 127 mm cylindrical format.
- Suitable for industrial, renewable energy and power electronics applications.
Key Features
- Mersen Protistor® high-speed cylindrical fuse-link.
- Catalogue number: FD20GB100V6T.
- 6 A rated current.
- 1000 V DC rated voltage.
- gR operating characteristic.
- gRB design classification.
- 100 kA DC breaking capacity.
- Integrated striker indication.
- 20 × 127 mm cylindrical fuse size.
- Clip-mounted installation.
- UL Recognised and RoHS compliant.
Reliable Protection for High-Voltage DC Equipment
High-speed semiconductor fuse-links are engineered to interrupt fault currents before excessive thermal energy can damage sensitive electronic components such as IGBTs, thyristors, rectifiers and inverters. Their low let-through energy improves equipment reliability while helping reduce repair costs and downtime.
The integrated striker allows compatible microswitches or monitoring devices to detect fuse operation automatically, making maintenance quicker and improving system availability in critical industrial applications.
Typical Applications
- Industrial auxiliary circuits.
- Control and monitoring systems.
- Measuring and instrumentation equipment.
- Semiconductor protection circuits.
- Industrial power converters.
- Photovoltaic systems.
- Battery energy storage systems.
- High-voltage DC distribution equipment.