Start-up
6.3.3
Change over pilot supply
This type of connection can be realised only in
connection with a Homematic IP Access Point or
Homematic Central Control Unit CCU2.
PE
PE
1.1
1.2
L
N
L
N
6.3.4
Pump connection
52
L
L
N
2.1
2.2
3.1
3.2
heating
cooling
N
1▼
L▲
2▼
4.1
4.2
5.1
L▲
1▼
5.2
5.3