Contact Extension Relays

The contact extension relays SNE 4024K and SNE 4012K by Wieland Electric have a width of 22.5 mm and can be used universally for all safety-oriented applications. Particularly the SNE4024K with its two independent contact groups equipped with 2 safe enabling current paths each provides for the highest possible safety performance in most limited space. The new contact extension relays are, for example, used in connection with safe base devices from the safe RELAY series or with the safe control products from the samos or samos PRO series. They enable the realization of safety relevant functions like emergency stop, guard door or safety light grid control. The contact extension relays are approved for traditional safety tasks on the area of engineering and plant construction, as well as for elevator construction applications (EN 81-1) or application in controls for industrial firing systems (EN50156-1). The devices are offered with pluggable screw or springloaded clamps in order to minimize the assembly efforts and the breakdown time in case of maintenance; all output contacts are equipped with a switching capacity of up to 6 A / 230 VAC. The devices are TÜV type tested andcan be used for safety-oriented applications up to PL e / category 4 in accordance with EN ISO 13849-1, and SIL CL 3 in accordance with EN 62061.