Glow-worm Envirosorb3 - Manual (Page 28)

Appendix
28 Installation instructions Envirosorb₃ 0020154078_03
Appendix
A
Heat pump schematic
A.1 Heat pump schematic drawing (Envirosorb
3
5)
PZHH -
TI
-
TCE
TI -
TI
-
PT -
TI -
TI -
TI
-
TI -
7
9
8
23
22
18
15
16
17
14
12
6
1
4
5 13
19
21
24
10
25
11
20 +
2 3
1 Flow heating circuit temperature sensor
2 Return heating circuit temperature sensor
3 High-efficiency pump with flow sensor
4 Expansion vessel
5 Drain valve
6 Purging valve
7 Fan
8 Air inlet temperature sensor
9 Ribbed pipe heat exchanger
10 Temperature sensor of the ribbed pipe heat exchanger
11 4-way valve
12 Plate heat exchanger
13 Temperature sensor after the plate heat exchanger
14 Service valve for the high-pressure range of the coolant
circuit
15 High-pressure pressure switch in the coolant circuit
16 High-pressure sensor in the coolant circuit
17 Compressor outlet temperature sensor
18 Rotary piston compressor
19 Filter
20 Liquid separator
21 Electronic expansion valve
22 Compressor inlet temperature sensor
23 Service valve for the low-pressure range of the coolant
circuit
24 Filter
25 Fluid collector