Thermal use of the underground - Ground source heat pump systems, Corr. concerning standard VDI 4640 Part 2:2019-06.

Oprava vydaná dňa 1.4.2020

Utilization of the subsurface for thermal purposes - Underground thermal energy storage.

Norma vydaná dňa 1.6.2001

Thermal use of the underground - Direct uses.

Norma vydaná dňa 1.9.2004

Thermal use of the underground - Thermal response test (TRT).

Norma vydaná dňa 1.7.2020

Heating systems with heat pumps in single and multi-family houses - Planning, construction, operation.

Norma vydaná dňa 1.4.2023

Heating systems with heat pumps in single and multi-family houses - Planning, construction, operation.

Oprava vydaná dňa 1.7.2023

Heating systems with heat pumps in single- and multi-family houses - Planning, construction, operation - Trainings, examinations, certifications of qualification.

Norma vydaná dňa 1.4.2023

Heating systems with heat pumps in single- and multi-family houses - Planning, construction, operation - Training, examinations, certifications of qualification - Integration into university courses and curricula of in-service educational institutions.

Norma vydaná dňa 1.1.2026

Application of large-scale heat pumps.

Norma vydaná dňa 1.5.2026

Sonderbaustahl KSD 500, Werkstoff-Nr. 9454

Norma vydaná dňa 1.12.2001