AM, EM, AQ, BA, ASW - IOM
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Ing.Ji
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í Jiránek
3.2.5 Ground Loop and Heat Pump Interconnection
The distributor and collector are usually installed in the collecting shaft which is made of shaft
rings of appropriate diameter, usually 80cm. It is also recommended to use plastic prefabricated
shafts.
vapour line
liquid line
shaft
collector
min. 50cm
distributor
ground loop lines
Ground loop and heat pump piping.
3.3 Brazing
Please see chapter 2.3
3.4 Leak Test
Please see chapter 2.4
3.5 Vacuuming
Please see chapter 2.5
3.6 Circuit Connection
Please see chapter 2.6
3.7 Thermal Insulation
Both liquid and vapour lines must be insulated inside the building. Insulation between the
building and the collecting shaft is not necessary in the case the piping is put in non-frost depth.
Further, Chapter 2.7 applies.
