The aR high-speed NH flush-end fuses are assembled in a high-quality ceramic body filled with impregnated quartz sand, featuring pure silver fuse element and silver-plated copper blade contacts.
Main Characteristics
Excellent electrical insulation;
Mechanical strength;
Resistance against thermal shocks during the tripping of the fuse;
Reduced values of I²t;
The structure is designed for direct mounting on copper busbars, without requiring individual mounting bases or switch-disconnectors;
High interrupting capacity: 50kA;
Technical specification as per IEC 269, VDE 0636 e NBR 11844.