This programme is intended to manufacture explosion-proof electrical equipment based on the specialised knowledge and the engineering design documentation from the manufacturer, in accordance with the ATEX scheme as well as the specifications and requirements of the customer. This programme is intended to manufacture explosion-proof electrical equipment based on the specialised knowledge and the engineering design documentation from the manufacturer, in accordance with the ATEX scheme as well as the specifications and requirements of the customer. Spring-return pushbutton units and spring-return double pushbuttons can be combined with various types of contact modules in order to provide many different combinations of NO and NC contacts. These units are available in different colours and, as an option, may be fitted with various marking. Explosion proof distribution cabinets are specialized enclosures designed to prevent internal explosions from propagating to the external hazardous atmosphere. These industrial electrical systems manage power distribution in areas where flammable gases, vapors, or combustible dusts are present. The. to be the one and only accepted certification system! To achieve total ACCEPTANCE there's a first need for CONFIDENCE. Each stakeholder needs to understand ISO/IEC based Types of Protection. Hot surfaces Flames, hot gases, hot particles Mechanically generated sparks Electrical equipment Stray. IEC standards (such as IEC 60079 series) – define the “Ex d” flameproof protection technique, equipment protection levels, and marking requirements for zone-classified areas. What Is An Explosion Proof Box or Enclosure? They are a cast aluminum or iron box that can withstand a heavy-duty explosion.