Ex Zones
We will understand ex zone meaning in this short introduction. What are Ex Zones? Many people refer to hazardous areas as Ex Zones. This is because only certified explosion protected equipment can be used in these areas. There are two main systems of classifying hazardous areas, one is the NEC (National Electrical Code) system that has Classes and Divisions and the IEC (International Electrotechnical Commission) system that uses Zones. …