Safety and control devices for gas burners and gas burning appliances - Part 2: Pressure regulators for inlet pressures above 50 kPa up to and including 500 kPa

This technical specification defines essential safety requirements and control mechanisms specifically designed for gas burners and gas-burning appliances. It focuses on pressure regulators operating within a defined range, covering nominal pressures extending from above 50 kPa up to and including 500 kPa. The document outlines critical criteria for the design, construction, and performance of these components to ensure safe operation under varying pressure conditions. It addresses the interaction between pressure regulation systems and the overall combustion process, ensuring stability and preventing potential hazards associated with high-pressure gas delivery. The scope includes specific testing procedures and conformity assessment methods relevant to this pressure class, aiming to maintain uniform safety standards across the industry. By establishing clear technical guidelines, it serves as a foundational reference for manufacturers and regulators to verify that equipment meets necessary operational limits and safety protocols without compromising efficiency. The content is structured to facilitate the implementation of consistent engineering practices for devices utilizing gas pressures within the specified upper limit range.