Lot of 3 used Damat NH3 fuses rated 300 A 500 V, removed from a working industrial installation. These knife‑blade NH3 gG type fuses are suitable as spares where compatible 300 A 500 V NH3 fuse links are specified.
Brand: Damat (NH industrial fuse links)
Type: NH3 square‑body HRC fuse links with knife‑blade contacts
Size: NH3
Current rating: 300 A
Voltage rating: 500 V AC
Utilization category: gG / general purpose cable and equipment protection (based on standard NH3 300 A 500 V rating)
Construction: ceramic bodies with metal end caps and solid knife‑blade tags
Quantity: 3 pieces in total, exactly as shown in the photo
Typical application: low‑voltage switchboards, main distribution, motor control centers and heavy industrial circuits using NH3 300 A 500 V fuses
Specs: see fuse markings in the photos and compare with Damat or generic NH3 300 A 500 V gG datasheets for full electrical and dimensional data
used fuses pulled from a working setup, not individually tested after removal
blades show oxidation and discoloration from normal service and storage
ceramic bodies have dirt, print wear and handling marks but no obvious cracks or chips
sold as‑is for reuse or testing; buyer should verify suitability and test before use in critical installations
all three fuses are the same rating and physical style, making them suitable as a matched set of spares.
ideal for panel builders or maintenance teams needing compatible used NH3 300 A 500 V fuses at low cost.
