Why Choose the Mersen Z082178 Protistor® High Speed Semiconductor Fuse?
The Mersen Z082178 is a genuine Protistor® BS88 high speed semiconductor fuse engineered to deliver ultra-fast protection for sensitive power electronic equipment. This fuse features a 150 A current rating, 690 V AC operating voltage and an integrated striker indicator, making it ideal for protecting semiconductor devices from damaging short circuits in demanding industrial applications.
Manufactured by Mersen, the Z082178 is identified as the 6.9 URGL 36 T 150 fuse, offering high interrupting capacity and low let-through energy to safeguard IGBTs, thyristors, diodes, converters, variable speed drives and UPS systems. It is designed to minimise equipment damage and reduce costly downtime in industrial power conversion systems.
Designed for reliability and performance, the Mersen Z082178 combines proven Protistor® semiconductor protection technology with robust construction, making it suitable for OEM installations, industrial control panels and electrical maintenance applications.
Key Advantages
- Genuine Mersen Protistor® semiconductor protection fuse.
- 150 A current rating.
- 690 V AC rated voltage.
- Ultra-fast protection for power semiconductors.
- Integrated striker for remote indication.
- High breaking capacity with low let-through energy.
- Suitable for industrial drives, converters and UPS systems.
Key Features
- Manufacturer: Mersen.
- Series: Protistor®.
- Model: Z082178.
- Manufacturer description: 6.9 URGL 36 T 150.
- Current rating: 150 A.
- Rated voltage: 690 V AC.
- High speed semiconductor fuse.
- Integrated striker indicator.
- Designed for industrial semiconductor protection.
Fast Protection for Critical Power Electronics
High speed semiconductor fuses are specifically designed to interrupt fault currents before excessive thermal energy damages expensive semiconductor devices. The Mersen Z082178 delivers rapid fault clearance with excellent current-limiting performance, helping to protect power electronic equipment while improving system reliability and reducing maintenance costs.
Its integrated striker allows convenient remote indication of fuse operation, enabling faster fault diagnosis and improved maintenance efficiency in industrial control systems.
Typical Applications
- Variable speed drives.
- Industrial power converters.
- UPS systems.
- Renewable energy inverters.
- IGBT, diode and thyristor protection.
- Industrial automation equipment.
- Electrical control panels.
