DIN 33831-1:1989-05
Withdrawn
Withdrawn
HEAT PUMPS; READY TO USE HEAT PUMP UNITS WITH INTERNAL COMBUSTION ENGINE DRIVEN COMPRESSORS; TERMINOLOGY, REQUIREMENTS, TESTING, MARKING
Available format(s)
Hardcopy , PDF
Language(s)
German
Published date
01-01-1989
Withdrawn date
03-07-2021
US$44.39
Excluding Tax where applicable
| DocumentType |
Standard
|
| Pages |
5
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Withdrawn
|
| VDI 4640 Blatt 2:2001-09 | Thermal use of the underground - Ground source heat pump systems |
| VDI 4640 Blatt 3:2001-06 | Utilization of the subsurface for thermal purposes - Underground thermal energy storage |
Summarise
US$44.39
Excluding Tax where applicable