VDI 4640 BLATT 5
Thermal use of the underground - Thermal response test (TRT)
active, Most Current
| Organization: | VDI |
| Publication Date: | 1 July 2020 |
| Status: | active |
| Page Count: | 64 |
| ICS Code (Biological sources and alternative sources of energy): | 27.190 |
| ICS Code (Heat pumps): | 27.080 |
Document History
VDI 4640 BLATT 5
July 1, 2020
Thermal use of the underground - Thermal response test (TRT)
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