Bussmann FWP-250A High Speed Fuse

Product Description: Bussmann FWP-250A High Speed Fuse

Overview
The Bussmann FWP-250A High Speed Fuse is a premium circuit protection device engineered for rapid response in demanding electrical applications. Designed to safeguard sensitive equipment from overcurrent and short-circuit events, this fuse interrupts fault currents within milliseconds, minimizing downtime and preventing catastrophic damage. Ideal for industrial power systems, renewable energy installations, and heavy machinery.

Key Features

• Ultra-Fast Response: Clears fault currents in ≤ 1 ms, offering superior protection for semiconductors, rectifiers, and inverters.
• High Current Rating: 250A capacity ensures reliable performance in high-power circuits.
• Robust Construction: Features precision-engineered silver or sand-filled elements for consistent arc suppression and low I²t let-through energy.
• Durability: Ceramic body with reinforced end caps withstands thermal stress and mechanical vibration.
• Compact Design: Space-efficient form factor (compatible with standard 250A fuse holders) simplifies retrofitting and maintenance.
• Certifications: UL/CSA recognized; complies with IEC 60269-4 standards.

Applications

• Solar/wind power converters and DC link protection
• Motor drives, UPS systems, and industrial control panels
• Welding equipment and traction inverters
• Critical infrastructure requiring fail-safe overcurrent defense

Benefits

• Minimizes Equipment Damage: Limits energy let-through to protect costly components like IGBTs and thyristors.
• Maintenance-Free: Non-resettable design ensures zero degradation after operation.
• Enhanced Safety: Prevents fire risks by isolating faults before thermal runaway occurs.

Technical Specifications

• Voltage Rating: 700V AC/DC (verify specific model for exact voltage)
• Breaking Capacity: 200 kA (AC) / 100 kA (DC)
• Operating Temp: -50°C to +125°C
• Standards: UL 248-14, IEC 60269-4

Why Choose Bussmann?
As a flagship product from Eaton’s Bussmann series, the FWP-250A combines decades of fuse innovation with rigorous testing. Trusted by engineers globally, it delivers uncompromising reliability where electrical resilience is non-negotiable.

Note: Confirm compatibility with your system’s voltage and mounting requirements before installation.