Interlocking- for devices with direct/extended rotary handle, 100...250A. range of product: INS250, INV100...250 - range: Compact - product or component type: interlock - range compatibility: Compact - Compact INS switch disconnector, Compact - Compact INV switch disconnector - poles description: 3P, 4P. Benefits: .. Applications: .. Benefits: By adapting to a whole host of LV applications, the Interpact INS/INV switch-disconnectors offer all the safety that the user requires. Designed for maximum performance and safety, this comprehensive and homogeneous range operates with the connection accessories shared with the Compact NS range.... Applications: The Interpact INS/INV switch-disconnectors perform control and disconnection of electrical distribution circuits in the tertiary and industrial sectors: ., Source coupling, Local disconnection box, Final distribution box, Automation box, Emergency stop switch.. Benefits: The Merlin Gerin source changeover switch, produced around two or three devices, guarantees, in a compact space, permanent supply safety of electrical installations:, guarantee of continuity of supply of some loads for safety reasons or to maintain the production cycle, effective energy management.. Applications: Switching of a main energy source to a replacement source, performed either manually or automatically, in LV electrical installations and in particular in the:, Tertiary sector, operating theatres of hospitals., safety devices of high-rise buildings., Industry, continuous production lines., refrigeration units., Industry, continuous production lines., refrigeration units., Energy and Infrastructures, pumping stations., large electrical installations (e.g. Airports)., special electricity tariffs....