The box is made up of Polystrene,a self extinguishing plastic which provides corrosion free,highly impact resistance,stable and maintenance free use. All installation parts,such as cable entries,cable fixing rings,and new wire guide rings are moduled. These distribution boxes . ent of the work. Where dificult or special situations arise which are not covered or allowed for in these regulations, the services of the Qatar General Electricity & Water Corporation “KAHRAMAA” may be sought to. The raw material is processed – in slab form – at pressures of up to 400 t and at a temperature of 180°C. • Empty housings to IP54 (IP67 on request), in line with the lowest type of. The complete set of products can form a complete three-level protection system for construction electricity, achieving the goal of one machine, one switch, and one protection, which is very suitable for various standard engineering applications. Ideal for hazardous environments. Perfect for use in Qatar, this box is. Tier-3 is a Leading Provider of Data Communication, Data Center & Storage Equipment's in Qatar.