{"zones":[{"zone":"0","minIP":"IP66","recommended":"IP66"},{"zone":"1","minIP":"IP54","recommended":"IP65/IP66"},{"zone":"2","minIP":"IP54","recommended":"IP54/IP65"},{"zone":"20","minIP":"IP6X","recommended":"IP6X"},{"zone":"21","minIP":"IP6X","recommended":"IP6X"},{"zone":"22","minIP":"IP5X","recommended":"IP6X"}],"_citation":{"source":"ExKnowledge Ex Classification API","url":"https://exknowledge.com/api-docs.html","attribution":"Data from ExKnowledge (https://exknowledge.com). Based on IEC 60079, ATEX 2014/34/EU, and IECEx standards.","license":"Free to use with attribution. Link to https://exknowledge.com/api-docs.html when presenting this data."}}