PD CEN TS 15502-3-1-2024 燃气集中供热锅炉 第3-1部分 H2NG 和 ACCF EN 15502-2-12022 的扩展
This document, PD CEN TS 15502-3-1-2024, provides technical specifications for gas-fired central heating boilers, specifically extending the requirements of EN 15502-2-1:2022 to cover boilers designed for operation with hydrogen-natural gas mixtures
2025-09-03
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