Disconnecting link 630 A NHW-SLS-3 179758

Safe and reliable circuit disconnection – 630A busbar disconnect switch

This three-pole disconnect switch, with a rated current of 630A, is a key element ensuring safe and efficient disconnection of electrical circuits. Designed to work with NH3 fuse links, it offers high short-circuit resistance – up to 80 kA. The design allows for easy busbar connection, and bilateral disconnection provides full control over the circuit.

Design and application

The NHW-SLS-3 disconnect switch is designed for mounting on rails with a spacing of 185 mm. Its solid construction and high current rating make it an ideal solution for both industrial installations and public buildings. It enables safe maintenance and repair of equipment by disconnecting the power in a controlled manner. The continuous rated current of 630A makes it suitable for protecting circuits with high power consumption.

Key features and benefits

• High short-circuit resistance: The rated conditional short-circuit current Iq is 80 kA, ensuring effective protection of the installation against the effects of failures.
• Versatility: Compatible with NH3 fuse links – commonly used in overload and short-circuit protection.
• Easy installation: Busbar connection simplifies and speeds up installation, minimizing downtime.
• Safety: Bilateral disconnection guarantees complete isolation of the circuit during maintenance or repair work.
• Wide voltage range: The maximum rated operating voltage Ue AC is 1000 V, allowing for use in various electrical installations.
• Three-pole design: Provides comprehensive protection for the entire three-phase circuit.

The NHW-SLS-3 busbar disconnect switch is a reliable solution for professionals and end-users looking for effective protection of their electrical installations. Its solid construction and high technical parameters guarantee long-lasting and safe use.