Alpha-InnoTec HT 6Split Installation And Operating Manual page 11

Diagram of 2-pipe cooling operation
-BT1
-EB101
The operating principle of the 2-pipe system is to
use the same installation for cooling operation as
for heating (Diagram of 2-pipe cooling operation). In
the 2-pipe system, the control mechanism operates
all components of the system i.e. GP10, expansion
Diagram of 4-pipe cooling operation
-BT1
-EB101
The operating principle of the 4-pipe system is to use
separate heating and cooling circuits. In the 4-pipe sys-
tem, a cooling tank is required. The BT64 sensor should
be placed in the buffer vessel or on the cooling flow
HT 6Split
HT 12Split
P
XL19 XL18
EQ-BT25/BT64
-BT12
-GP12
-QN12
-BT63
-BT15
-BT3
HS1 -BP4
P
-BT7
-BT6
modules (additional heating/cooling circuits) etc. Se-
lection of the 2-pipe system can be found in the SER-
VICE section, menu 5.2.4.
P
XL19 XL18
EQ-BT25/BT64
-BT12
-GP12
-QN12
-BT63
-BT15
-BT3
HS1 -BP4
P
-BT7
-BT6
pipeline. BT64 is connected at the AUX inputs. Selec-
tion of the 4-pipe system can be found in the SERVICE
section, menu 5.2.4.
AA25
-BT2
-QN11
XL10
-BT25
XL1
-QN10
-BT71
XL2
-GP11
BA-SVM 10-200
HT 6Split
HT 12Split
XL10
-BT64
-BT25
XL1
-QN10
-BT71
XL2
-GP11
BA-SVM 10-200
HT 6Split
HT 12Split
Chapter 4 |
-GP20
-BT3
-GP13
Pipe connections 11