Why Choose the Mersen F221288 Protistor® High-Speed Fuse?
The Mersen F221288, catalogue number BS88ZP315, is a high-speed Protistor® semiconductor protection fuse designed to provide dependable protection for power semiconductor devices operating in demanding industrial applications. As part of the renowned Mersen Protistor® range, this British Standard fuse-link delivers rapid fault interruption, minimising damage to sensitive components such as IGBTs, thyristors, diodes and rectifiers used in modern power conversion systems.
Manufactured for use in industrial automation, motor drives and power electronic equipment, the BS88ZP315 offers extremely high breaking capacity and low let-through energy to help reduce equipment downtime and maintenance costs. Its robust construction makes it suitable for protecting expensive semiconductor assemblies against overloads and short-circuit faults.
Designed for installation within compatible BS88 fuse holders, the Mersen F221288 is widely specified by OEMs, panel builders and maintenance engineers seeking reliable semiconductor protection and long-term operational performance.
Key Advantages
- High-speed Protistor® semiconductor protection fuse.
- Designed for protecting sensitive power semiconductor devices.
- Low let-through energy helps minimise equipment damage.
- Extremely high breaking capacity for industrial applications.
- Suitable for BS88 fuse holders and electrical distribution equipment.
- Trusted by OEMs and industrial automation specialists worldwide.
Key Features
- Manufacturer: Mersen.
- Series: Protistor®.
- Model: F221288.
- Catalogue number: BS88ZP315.
- British Standard semiconductor protection fuse.
- Designed for high-speed fault interruption.
- Suitable for industrial power electronic protection.
- Compact fuse-link for compatible BS88 fuse bases.
Reliable Protection for Power Electronics
Protistor® semiconductor fuses are specifically engineered to protect expensive power electronic components from destructive fault currents. Their rapid operating characteristics limit thermal stress on semiconductor devices while improving overall system reliability and helping reduce maintenance costs.
The Mersen F221288 is suitable for demanding industrial environments where dependable protection is required for drives, converters, inverters, UPS systems and other power electronic equipment operating under high fault-current conditions.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor control systems.
- UPS and backup power equipment.
- Power converters and rectifiers.
- Industrial automation systems.
- Renewable energy power conversion equipment.
