OA4B10 1SCA022276R9050 ABB Auxiliary Contact - 1NO, 1 Contact, Snap-On

Auxiliary Contacts_x000D_ Auxillary contact blocks may be fitted to 'OS Fused Switched Disconnectors' to provide additional contacts for monitoring and test purposes._x000D_ OS Mini types can only be used with the 'OS Mini Fused Switch Disconnectors', they are located either above or below the switch mechanism_x000D_ The Standard types can be used with all 'OS Fused Switch Disconnectors'_x000D_ Snap fitting_x000D_ Available as 1N/O or 1N/C contacts with test function_x000D_ Test function enables testing without closing the main contacts_x000D_ ABB OS Range_x000D_ A fused switch disconnector provides a cost effective means of short circuit protection, together with circuit isolation. The choice of fuse rating determines the level of protection, the maximum value is determined by the fused switch disconnector. These items have been tested in accordance with EN 60947-3.