Division 2 and Zone 2 Protection Methods

The protection methods that are applicable for Division 2 and Zone 2 environments provides access for electrical products to be installed in the hazardous areas where the hazard is not present under normal operating procedure as defined by divisions and zones. A Division 2 / Zone 2 product can be certified according to the following protection methods:

• Encapsulated
• Enclosed break
• Energy limiting apparatus
• Hermetically sealed
• Non sparking/arcing parts
• Restricted breathing
• Sealed or encapsulated device
• Simplified pressurization

The chart below provides an overview of safety standards for Division 2 and Zone 2: