DIN 4749:2018-05

This standard determines the terminology for den field of Technical building equipment. This standard provides the basis for all standards of DIN Standards Committee Heating and Ventilation Technology and their Safety (NHRS) and, interest provided, other Standards Committees and associations. This standard shall be applied obligatorily for purely national standards of NHRS. The terminology is intended to be used on the european and international level, as well, where it is brought in by the respective German Experts. Rules for composition of terms and definitions are determined in DIN 820-2 and ISO 10241. Spelling rules have been applied.