It’s easier to contain dust than gas, so the requirements for Class II locations (ignitable dust) are not as rigorous as those for Class I locations (ignitable gas). However, a dust-based explosion ...
Article 725 provides the requirements for Class 1 circuits in Part II. A Class 1 circuit is that portion of the wiring between the overcurrent protective device (OCPD) of a Class 1 power supply and ...
The regulations governing the viable and nonviable management of Class D clean zones indicate that necessary actions should be determined on a site-by-site, risk-based assessment. According to the FDA ...
Fire in buildings puts the safety of occupants at risk, either directly, by exposure to the fire conditions, or indirectly, as a result of the response of the building to exposure to fire. Potential ...