The plugs and the socket outlets with mechanical interlock and non-sparking switch proposed in the Scame catalog are suitable for installation in environments that the Atex classification identifies as 1 / Gb -2 / Gc due to the presence of explosive IIC gases, vapors and mists and / or zone 21 / Db - 22 / Dc due to the presence of combustible powders of the IIIC group. For installations in zone 21 / Db and 22 / Dc, Scame also offers plugs and sockets with mechanical interlock, specific for environments with presence of combustible powders