Brazil moves from divisions to zones

摘要

After decades of using the National Electrical Code (NEC) and North American standards to classify hazardous locations according to the National Electrical Code (NEC), Brazil is now starting to use the International Electrotechnical Commission (IEC) standards. Because of these revised directives, the electrical installations and designers of Oil and Gas Industry plants have faced the challenge to harmonize the electrical installations between the NEC and IEC requirements. Considering that the Brazilian Oil and Gas Sector is expected to invest approximately US