40
Installation
Electrical connection
Contact
Line Type
Name
Function Description
Electrical Description
1
Line
Line
(AC)
Main input
The Main Power supply to
WKHERLOHU
9#+]
2
Neutral
3
Earth
4
Line
Line
(AC)
Main Output
Output of the main power
input, Live when the switch of
WKHEORLOHULVRQ
Same as Input
5
Neutral
6
Earth
7
Line
MO1
(AC)
MO1
System pump
ZLOOUXQZLWKWKHERLOHUSXPS
of the master
9$&$PD[$LQUXVKPD[
Live switched
8
Neutral
9
Earth
Contact
Line Type
Name
Function Description
Electrical Description
1
Line
3 WV/DHW
pump
3 way Valve
Active CH
9$&$PD[)XVHG
2
Neutral
3 way Valve/P2
3
Line
P2 / 3 way valve
Active for DHW
9$&$PD[$LQUXVKPD[IXVHG
4
Earth
Protective Earth
5
1.1
VFR1
Volt Free
Contact 1
a.i. HC1 pump
230VAC 2A max 80A inrush max not fused relay
6
1.2
7
2.1
VFR2
Volt Free
Contact 2
a.i. Alarm Output
230VAC 1A max (cos phi > 0.8) not fused relay
8
2.2
9
3.1
VFR3
Volt Free
Contact 2
DL/SJVKXWRႇYDOYH
230VAC 1A max (cos phi > 0.8) not fused relay
10
3.2
L
N
L
N
L
N
Line (AC)
Line (AC)
MO1 (AC)
Input
Output
Output
L1
N
L2
1.1
1.2
2.1
2.2
3.1
3.2
3 WV/DHW pump (AC)
VFR3
VFR2
VFR1
Output
Output
Output
Output
1
2
6HHWDEOHVRQSDJHV
6HHWDEOHVRQSDJHV