Mersen PC93UH15C630TF Protistor High-Speed Fuse, 630A 1500VAC, Size 93 aR, Square Body Flush End with Striker (X075851)

Mersen Protistor® High-Speed Semiconductor Protection Fuse | 630A 1500VAC

The Mersen PC93UH15C630TF (Reference Number: X075851) is a high-capacity ultra-fast-acting fuse from the world-renowned Protistor® PSC series. This specialized Size 93 square-body fuse is engineered specifically for the protection of power semiconductors, providing a robust safety solution for devices such as diodes, thyristors, and IGBT modules. With a rated current of 630A and a high voltage rating of 1500VAC, it is an essential component in heavy-duty industrial power conversion systems.

Classified under the "aR" utilization category, this fuse provides high-speed, partial-range protection against short-circuit faults. It is designed with a Flush End contact configuration featuring industrial-grade metric threading, ensuring a low-inductance connection and optimal heat dissipation when mounted directly to busbars. The unit is equipped with a mechanical Type TF striker, providing clear local status indication and compatibility with microswitches for remote signaling within automated monitoring systems.

Key Features:

• Ultra-Fast Semiconductor Protection: Specifically optimized "aR" characteristic for rapid interruption of fault currents to protect sensitive electronics.
• High Interrupting Capacity: Rated for a breaking capacity of 150kA at 1500VAC, ensuring safe operation in high-fault-current environments.
• Optimized Performance: Features low I²t let-through values to minimize thermal stress on protected components and reduce the risk of secondary equipment damage.
• Premium Construction: Manufactured with a high-grade ceramic body and silver-plated copper terminals for enhanced electrical conductivity and long-term reliability.
• Reliable Monitoring: Integrated TF striker allows for immediate visual trip detection and facilitates connection to auxiliary signaling circuits.

Technical Specifications:

• Manufacturer: Mersen
• Series: Protistor® Square Body PSC
• Catalog Number: PC93UH15C630TF
• Reference Number: X075851
• Rated Current (In): 630 A
• Rated Voltage (Un): 1500 VAC
• Utilization Category: aR
• Breaking Capacity: 150 kA
• Fuse Size: Size 93
• Mounting Type: Flush End (Metric Threaded)
• Indicator: Mechanical Striker (Type TF)
• Standards Compliance: IEC 60269-4