ENV 12977-1:2001被替代
Thermal Solar Systems And Components - Custom Built Systems - Part 1: General Requirements
出版：Comite Europeen de Normalisation
专家解读视频
Specifies requirements on durability, reliability and safety of small and large custom built solar heating systems with liquid heat transfer medium for residential buildings and similar applications.
NEN NVN ENV 12977-1:2001 - Identical
I.S. ENV 12977-1:2001 - Identical
UNI ENV 12977-1:2004 - Identical
NF ENV 12977-1:2001 - Identical
NBN ENV 12977-1:2001 - Identical
DIN V ENV 12977-1 (2001-10) - Identical
DD ENV 12977-1:2001 - Identical
UNE ENV 12977-1:2002 - Identical
