L&T Switch Disconnector Fuse, FNX800-SD, 3 Phase, 800A, 100kA

The L&T Switch Disconnector Fuse is a high-performance electrical protection device designed to ensure the safe operation and maintenance of industrial and commercial electrical systems. Engineered with precision and high-quality materials, this switch disconnector fuse provides reliable isolation and short-circuit protection for high-capacity circuits, safeguarding both personnel and equipment. Its robust construction and compact design make it suitable for integration into switchgear, distribution panels, and standalone electrical setups. The FNX800-SD is rated for 800A in a 3-phase system at 415V AC, with a short-circuit breaking capacity of 100kA, ensuring effective interruption of fault currents and protection of downstream components. Its switch mechanism allows smooth and secure operation, enabling quick and safe disconnection during maintenance or emergency situations. The fuse-based design provides an additional layer of protection by combining overcurrent interruption with manual isolation capabilities. Built for durability and long-term performance, the L&T FNX800-SD features high-quality components resistant to wear, environmental stress, and thermal effects. Its compact footprint allows easy installation in various industrial and commercial settings, while clear labeling and intuitive operation enhance safety for operators. Ideal for heavy-duty electrical applications, this switch disconnector fuse ensures operational continuity, reliable protection, and compliance with relevant industry standards.

• AC-23 A rating for the complete range
• High short circuit capacity of fuses (100kA)
• Electro dynamic compensated contact system
• High clearance and creepage distances
• Suitable for copper and aluminium terminations
• Easy inspection and replacement of contacts
• Suitable for horizontal and vertical installations
• Clear ON/OFF indication
• Telescopic shaft for the handle (Stepless adjustment)