Connection Example 14 - BDR Thermea Group SCB-10 Notice D'installation Et D'utilisation

Fig.18 2 boiler cascade + low-loss header + 1 mixing zone + domestic hot water (DHW) zone
1
2 3
A
X8
TS +
C C
X12
N L
N
X13
X15
TS + B
B
N L
N L N
10 7 6
A Boiler (master)
B Boiler (slave)
C Low-loss header
D Mixing zone - CircC
7747028 - v.01 - 25112019
C
4
B
X9 X10 X11
RS
SCB-10
X1
AUX
N L
S out 4
8
1
TS + A S.SYST.1 S.SYST.2
A
N L
N 2 1 2
4 9
3.4.11

Connection example 14

D
5
6
7
L-BUS
X2 X3
SP
X5
S-BUS
X14
X4
0-10V
+ -
3 2 1 RU.C RU.B RU.A
X14
S.DHW S.DEP.C S.DEP.B S.DEP.A
1 2 1 2 1 2 1 2 1 +TA-
11 5
E DHW zone - DHWA (layered calorifier - 2 sensors)
A-B S-BUS cable (comes with 2 resistors; one on
connector X5 on the SCB-10 PCB and one on
connector X10 on the CB-01 PCB from boiler B)
3 Before installation
8
10
11
A
CB-01
X9
Pump
PWM
N L
0 +
A–B
2
CB-01
X9
Pump
PWM
N L
0 +
3
en
E
9
AD-4100043-01
X10
0-10 On/off
0 + Tout OT BL RL
B
X10
0-10 On/off
0 + Tout OT BL RL
AD-4100055-01
29