Bosch Greenstar combi 100 p Installation And Service Instructions For Contractors page 18

18 | Examples of Installations
120/230 V AC
120/
PZ1
230VAC
N L N
3
120 V AC
4
2
N L
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.
6720872361 (2017/04)
CZM100
4 5 6
3
1 2 3 4
2
1
0
≤ 24 V ≤ 24 V
VZ1 VZ2 VZ3
T0
1 2 1 2 3 4 1 2 3 4 1 2 3 4
≤ 24 V
PZ2 PZ3 BUS BUS BUS BUS
L N L N L 1 2 1 2 1 2 1 2
7
5 6
L
LS NS N
1
24VAC
1 2
B
B
4
2
8
F
A
10
CRC200
CRC100 CRC100
HC1
HC3 HC2
9
11
0010011809-002
Greenstar combi 100 p / 151 p