PZH R3 HSAA-1G - surge arrester Type 3 according to IEC 61643-11: 2011 and EN 61643-11: 2012 intended for LED luminaires used primarily for tunnel lighting, building lighting and street lighting as an additional protection. The method of connection in given applications is by cable inlets. The position of the applied HERMI SPD can be horizontal, vertical, rotated by 90 and 180 degrees and this function does not affect SPD function or specified parameters. Type 3 protects the device only up to 5 m of electric line.