Bosch Compress Hybrid 3400i AW Installation Instructions Manual page 37

Hydraulic diagram heating system
Fig. 45 Hydraulic diagram of a system (1 heating circuit, without bypass; example)
[1] External booster heater
[2] Indoor Unit
[3] Outdoor Unit
Fig. 46 Hydraulic diagram of a system (1 heating circuit, with bypass and heating pump), with bypass and heating pump; example)
[1] External booster heater
[2] Indoor Unit
[3] Outdoor Unit
[4] Additional heating pump
[5] Bypass (Chapter 4.6, page 9)
Compress Hybrid 3400i AW – 6721861825 (2023/08)
1
MK2
4 5
1
T0 MK2
x
x=1 - 2 m
Appendix
2
3
400 /230 V AC
0010036176-003
2
3
400 /230 V AC
0010036177-003
37