3 Product description
2015/12
996404631-mub-en - V02
7
3
Product description
Primary circuit
Connections
1
Primary side/heating side:
Flow from the buffer tank
2
Primary side/heating side:
Return to the buffer tank
3
Secondary side/DHW side:
Hot water outlet
4
Secondary side/DHW side:
Cold water supply
5
Secondary side/DHW side:
Hot water supply, circulation
Equipment primary circuit
A
Manual vent valve
B
Temperature sensor Pt1000
C
Primary pump
D
Ball valve
E
Ball valve with check valve
Equipment secondary circuit
F
Piston valve with drain valve
(hot water outlet)
G
Piston valve with drain valve (circulation)
H
Circulation pump
I
Analogue flow rate sensor, VFS 2-40 l/min
J
Heat exchanger
K
Pressure relief valve 10 bars
Only for the protection of the module.
Does not replace the pressure relief valve that
has to be mounted on site!
L
Temperature sensor Pt1000
M
Piston valve with drain valve
(cold water inlet)
Secondary circuit