Domestic Hot Water Management; Schematic Diagram With Instantaneous Domestic Hot Water Storage Tank And Heating Elements - TESY MultiThermica User's And Installer's Manual

4�3 Domestic hot water management
4�3�1 Schematic diagram with instantaneous domestic hot water storage tank and
heating elements
A
Plant
B
Indoor unit Indoor Unit Without Integrated Water Tank
C outdoor unit
1�
Plate exchanger
2� Plant temperature probe (PT1)
3�
Expansion vessel
4�
3-bar safety valve
5�
Network water filter
6�
Flexible connections
7� Shut-off valves
8�
Plant drain cock
9�
Automatic plant filling assembly
10�
Expansion vessel
FUnCTIon SETTInG InDooR UnIT WITHoUT InTEGRA TED WA TER T AnK INDOOR UNIT WITHOUT INTEGRATED WATER TANK
11�
PP1 primary circulation pump
12�
Electric heating element)
13� Buffer storage
14�
Instant domestic hot water preparation storage
15� Domestic hot water consumers
16�
Domestic hot water recirculation pump
17�
Check valve
18�
Safety valve
19�
Domestic hot water tank temperature probe (PT4)
20� 3-way on/off valve PV1
21�
Flow switch (differential pressure switch)
22�
Dirt separator
29