DEHNguard M TT ACI 275 FM Type 2 multipole surge arrester for protection of low-voltage installations. With built-in circuit breaker and spark gap, no additional fuse required. High operational reliability.
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DEHNguard M ACI multipole surge arrester (type 2 according to EN 61643-11) consisting of a base and interchangeable protection modules. It has a built-in circuit breaker and spark gap, making the installation of an additional fuse unnecessary. High reliability thanks to the control and disconnection device "Thermo Dynamic Control". For protection of low-voltage installations against surges. For use in accordance with the Zonal Concept of Lightning Protection as a transition between zones 0B - 1 and above.
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