DIN 4747-1 Berichtigung 1:2009
区域供热设备.第1部分:与区域水暖供热网相连接的家用分站,站和家用系统的安全性要求.DIN 4747-1-2003-11勘误表
Heating plants for district heating - Part 1: Safety requirements for domestic substations, stations and domestic systems to be connected to hot-water district heating networks, Corrigendum to DIN 4747-1:2003-11