Bussmann XL70F250 High Speed Fuse

Bussmann XL70F250 High Speed Fuse

Eaton’s Bussmann Series XL70F250 is a high-speed fuse engineered for precision protection in demanding electrical environments. Designed with advanced interruption technology, it safeguards sensitive semiconductor devices and critical circuitry by reacting ultrafast to overcurrent events, minimizing downtime and equipment damage. Ideal for industrial power systems, renewable energy applications, and high-performance drives.

🔑 Key Features

• Ultra-Rapid Response: Clears fault currents within milliseconds to protect semiconductors like diodes, thyristors, and IGBTs.
• High Breaking Capacity: Withstands up to 200 kA interrupting rating, ensuring reliability during severe short circuits.
• Optimized Design: Compact 70mm length (10mm x 39mm body) saves space in panels and switchgear.
• Robust Construction: Sand-filled ceramic body resists thermal stress and arc energy, enhancing durability.
• Precision Calibration: Time-current characteristics tailored for selective coordination with upstream/downstream devices.

⚡ Applications

• Motor drives and variable frequency drives (VFDs)
• Solar inverters and wind turbine converters
• UPS systems and DC power supplies
• Industrial automation controls and rectifiers

✅ Benefits

• Equipment Longevity: Prevents costly damage to semiconductors and PCBs.
• Operational Safety: Reduces arc flash risks with predictable, clean interruption.
• Compliance Ready: Meets IEC 60269-4 and UL 248-14 standards for global acceptance.
• Easy Integration: Blade-type terminals (F-size) for simple, secure mounting.

📊 Technical Specifications

💡 Note: Verify compatibility with your system’s voltage and fault levels. For full datasheets and installation guidelines, visit the official Eaton Bussmann website.

Engineered for resilience. Trusted for performance.