Author: yudi@ghitech.co.id

You’ve identified that your facility has a Zone 1 hazardous area. You know you need explosion-protected equipment. But when you open a supplier catalog, you’re confronted with cryptic codes: “Ex d IIB T4 Gb” or “Ex ia IIC T6 Ga.” What do all these ...

Walk into any refinery, chemical plant, or offshore platform, and you’ll encounter cryptic labels on equipment: “Class I, Division 1” or “Zone 1, Group IIA.” To the uninitiated, these codes seem like an alien language. To safety engineers, they are the difference between a ...