Ferraz Shawmut A155F2D0R0-65E Current Limiting Power Fuse

The Ferraz Shawmut A155F2D0R0-65E is a CS-3 Series current-limiting power fuse rated for 15.5 kV, designed to protect high-voltage circuits from overcurrent by interrupting fault currents quickly. As a current-limiting device, it helps limit follow-on fault energy and damage to equipment in HV installations, aligning with the CS-3 family’s intended use in protective circuits. The A155F2D0R0-65E designation identifies this specific unit within Ferraz Shawmut’s CS-3 lineup, ensuring compatibility with CS-3 accessories and installation practices for reliable high-voltage protection. This part is suitable for integration in high-voltage protection schemes where fast clearance of faults and coordination with protection relays are required.