Ferraz Shawmut A70QS40-22FI - Semiconductor Fuse 700V 40A (200kA AIC)

Ferraz Shawmut A70QS40-22FI is a low-voltage semiconductor protection fuse from the Amp-Trap family, designed for very fast-acting circuit protection in high-energy applications. This 700V-rated fuse features a 40A current rating and 200kA interrupting capacity, housed in a compact 22mm diameter ferrule configuration with a 1 lb weight. Its VFA (Very Fast Acting) velocity characteristic ensures rapid response to fault conditions, meeting stringent semiconductor protection requirements. The fuse complies with industrial standards for high-voltage DC and AC systems, making it ideal for protecting variable frequency drives, rectifiers, and power conversion equipment.

Key Features & Specifications

• Type: A70QS semiconductor fuse, ferrule connection, very fast-acting (VFA)
• Voltage Rating: 700V AC/DC
• Current Rating: 40A
• Dimensions: 22mm diameter
• Standards: Industrial semiconductor protection
• Applications: VFDs, rectifiers, power converters
• Class Rating: Semiconductor
• AIC rating: 200kA @ 700V
• Connection: Ferrule
• Velocity: VFA (Very Fast Acting)
• Weight: 1 lb