Ferraz Shawmut A50QS275-4 - Low Voltage Fuse 275A (200kA AIC @500V)

Ferraz Shawmut A50QS275-4 is a low-voltage current-limiting fuse designed for high-interrupting capacity circuit protection in industrial power distribution systems. This 500V-rated fuse features a 275A current rating with 200kA interrupting capacity at 500V, housed in a compact 1.5-inch diameter bolt-in blade configuration with single-barrel construction. Compliant with UL/CSA standards, the Amp-Trap series fuse provides reliable short-circuit protection for motor control centers, switchgear, and industrial control panels where high fault currents are present.

Key Features & Specifications

• Type: A50QS current-limiting low-voltage fuse with silver-sand construction
• Voltage Rating: 500V AC
• Current Rating: 275A
• Dimensions: 1.5" diameter bolt-in blade
• Standards: UL 248-12, CSA C22.2 No. 248.12
• Applications: Industrial power distribution, motor control centers, switchgear
• AIC rating: 200kA@500V
• Connection: Bolt-In Blade
• Barrels: 1
• Family: Amp-Trap

Product Identification

• UPC: 78200194779
• GTIN: 00782001947798