Cutler-Hammer A50QS70-4R - Amp-Trap Fuse 70A (200kA AIC @ 500V)

The Cutler-Hammer A50QS70-4R is a low-voltage Amp-Trap current-limiting fuse designed to provide superior short-circuit protection in industrial electrical systems. It features a 70A current rating and a 500V voltage rating, capable of interrupting faults with a 200kA AIC rating at 500V. The fuse is constructed with a single barrel and a robust bolt-in blade connection, housed in a compact form factor with a 1-inch diameter and a weight of 5 lb. This fuse is engineered to comply with rigorous industry standards for safety and performance in demanding environments. It is typically applied in motor control centers, industrial control panels, and feeder circuits where reliable fault protection is critical.

Key Features & Specifications

• Type: A50QS, Amp-Trap, Current-Limiting, Bolt-In Blade, 1 Barrel
• Voltage Rating: 500V AC
• Current Rating: 70A
• Dimensions: 1 inch Diameter
• Standards: Industry standards for low-voltage protection
• Applications: Motor Control Centers, Industrial Control Panels, Feeder Circuits
• AIC rating: 200kA@500V
• Connection: Bolt-In Blade
• Barrels: 1
• Weight: 5 lb