Ferraz Shawmut A50QS90-4 - Low Voltage Current-Limiting Fuse 90A@500V (200kA AIC)

Ferraz Shawmut A50QS90-4 is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. This 500VAC-rated fuse features a 90A current rating with a 200kA interrupting capacity at 500V, housed in a compact 3.63-inch bolt-in blade configuration with 1-inch diameter ceramic barrel construction. The unit meets CE, UL (Guide JFHR2, File 60314), and CSA (LR12636) safety standards for reliable operation in demanding environments. Its Amp-Trap design provides effective short-circuit protection for motor control centers, switchgear, and industrial control panels.

Key Features & Specifications

• Type: A50QS current-limiting fuse with ceramic body and bolt-in blade connection
• Voltage Rating: 500VAC
• Current Rating: 90A
• Dimensions: 3.63 in length, 1 in diameter
• Weight: 0.25 lb
• Standards: CE, UL Recognized (Guide JFHR2, File 60314), CSA Certified (LR12636)
• Applications: Motor control centers, industrial switchgear, power distribution
• AIC rating: 200kA@500V
• Connection: Bolt-In Blade
• Barrels: 1
• Certification: CE, UL Recognized, Guide JFHR2, File 60314, CSA Certified LR12636

Product Identification

• UPC: 78200194763
• GTIN: 00782001947637