PN2 series industrial fuses are designed to protect electrical equipment of industrial installations and three-phase AC electrical networks with a rated voltage of 380 V at 50 and 60 Hz, and with a rated DC voltage of 220 V inclusive, during overloads and short circuits. * Knife-type contact system design and bolt connection; * Use of mechanically strong and non-flammable plastic materials; * Current-carrying elements made of high-quality M1 grade electrical copper; * The fuse element is reliably connected to the fuse leads by spot welding; * The fuse element is made of electrical copper with a tin solder coating, which ensures a wide range of gG protective characteristics.