Bosch Greenstar combi 151 p - Advanced Operation & Settings

18 | Examples of Installations
Greenstar combi 100 p / 151 p6720872361 (2017/04)
Fig. 9 Wiring
[1] PCB in wall-mounted gas condensing boiler
[2] 120 V AC mains power (white plug) ( Chapter 7.3, page 34)
[3] 120 V AC, 60 Hz
[4] Pump heating zone 1
[5] Pump heating zone 2
[6] Pump heating zone 3
[7] External system supply temperature sensor for system supply
pipe
[8] Outdoor temperature sensor
[9] LWCO (Low Water Cut Off, 24V AC Transformer required)
[10] DHW temperature sensor (inside gas condensing boiler)
[11] Optionally connect external system supply temperature sensor
for system supply pipe here (with white plug)
For all accessories not included in the package please refer to the Bosch
Product Catalog.
F
V
8
1
9
11
10
B
B
F
A
0010011809-002
9
8
7
LZ
NZ
4
2
L
N
L
N
LS NS
3
2
0
1
2
3
4
5
6
CZM100
1234
12
BUSBUS
1212
BUS BUS
1 2
NL
12
T0 24VAC
12
120/
230VAC
≤ 24 V
≤ 24 V
120 V AC
CRC200
HC1
CRC100
HC2
CRC100
HC3
120/230 V AC
7
6
5
4
NNLNLL
PZ2 PZ3PZ1
12 3412
VZ1
3 412
VZ2
34
VZ3
≤ 24 V