关键词: 附录AA, 低压式热水器, 热交换式热水器, 减压阀, 测试

Abstract: The significance of compiling this paper lies in introducing and analyzing the main revisions of the upcoming version of the safety standard for storage water heaters, so as to enable enterprises to have a more detailed understanding of the main revisions of the standard in advance, so as to smoothly deal with the work of standard revision.

Key words: Annex AA, Low-pressure water heater, Heat exchange water heater, Pressure reducing valve, Test