, Sicilian: Missina; Latin: Messana, Greek: Î¼ÎµÏÏÎ®Î½Î±) is the capital of the Italian province of Messina.
Arc Rating: A value of the energy necessary to pass through any given fabric to cause with 50% probability a second or third degree burn. This value is measured in calories/cmÂ². The necessary Arc Rating for an article of clothing is determined by a Hazard/Risk Assessment and the resulting HRC. Usually measured in terms of ATPV or EBT. Simple put the ARC rating determines the protective characteristics of the fabric. The higher the ARC rating value the greater the protection.
The incident energy listed on the arc flash label or the arc-rated PPE and clothing specified in 70E are both based on these three things: 1  Equipment that is properly designed and engineered. 2  Equipment that is properly installed in accordance with all applicable codes and standards. 3  Equipment that is properly maintained.