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THE
ENERGY
FAMILY
(C) IDM Energiesysteme GmbH
Installation instructions TERRA AL Twin
25
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T
T
T
T
M
T
T
T
M
B54
B64
B53
M44
M
M
M43
M34
M33
B63
T
M
T
P
T
FIL
T
T
M
T
A
B
Hygienik
TERRA AL Twin
HW
CW
RE (A)
HC (A)
FS
Buffer
Note: This is only a tentative suggestion for installing an IDM heat pump in the heating system. This suggestion replaces no
professional planning of an e
x
ecuting companie! On part of IDM-Energiesysteme can no warrenty be taken concerning the
function of the whole system!
Hygienik
HC modul
internal
electrical cabinet
OS
Throttle valve
B61
B51
M31
M41
B38
B38
B41
B41
B42
B1
B32
B45
B34
B33
M22
M
M
M73
M63
B14
Heating connections
H
ea
ting co
nn
ec
tio
n
s
All hydraulic connection lines should be kept as short as possible. The maximum length should
be not more than 35 m.
The hydraulic connection lines have to be insulated very good. The hydraulic pipes must be
installed underneth the frost line.
5.4. TERRA AL Twin with Hygienik without layer seperate plate and heating buffer
The installation of two seperatet tanks, one Hygienik
without layer seperate plate and one heating buffer
enables the usage of all heat pump sizes.
In the heating return the included
fl
ow switch must be
installed before the heat pump.
