Hot Water Storage Tank Connection - DeDietrich Innovens MCA 15 Installation And Service Manual

MCA 15 - MCA 25 MCA 25/28 MI
1
29/04/2010 - 300022146-001-B
4.10.9.
n QUADRO DU 750 storage tank
In this installation example, the storage tank (type QUADRO DU
750) incorporates a domestic hot water zone. The boiler starts up
systematically to maintain the domestic hot water zone in the storage
tank or to maintain the independent tank at temperature.
SCU
B TS + B A
5
6
A
Z
E
R
T

Hot water storage tank connection

If the storage tank does not have a DHW zone, use an
independent domestic hot water tank.
0-10V S AMB C S AMB B S AMB A
+ - 4 3 2 1 2 1 2 1 2 1
S SYST + TA - S ECS S EXT S DEP C S DEP B
C002368-H
2 1 2 1 2 1 2 1 2 1 2 1
4
3
2
Do not connect anything to the terminal block.
Connect the heating pump (Circuit A).
Connect the DHW tank anode.
If the tank is not fitted with an impressed current
anode, put the simulation connector in place
(delivered with the DHW sensor - package
AD212).
Connect the DHW sensor (Package AD212).
Connect the sensor from the storage tank (Package
AD250).
PCU
On/off
OT BL RL Tout Tdhw
9
7
8
M
4. Installation
41