BusBar Box EX Certificates ATEX Certificate for Busbar Box (PDF, 228 KB) IECEx Certificate for BusBar Box (PDF, 328 KB) Inmetro Certificate For busbar box (PDF, 772 KB) Environmental IP66/67 Certificate for BusBar Box (based on SX enclosure) (PDF, 45.3 KB) IK10 Certificate for BusBar Box (based on SX enclosure) (PDF, 35 KB)