BLUEHELIX TECH RRT 28 C
194
EN
cod. 3541N260 - Rev. 01 - 10/2017
4.5 Diagrams
Circulating pump head / pressure losses
BLUEHELIX TECH RRT 28 C
fig. 56- Circulating pump head / pressure losses BLUEHELIX TECH RRT 28 C
A =
Boiler pressure losses
B =
Circulating pump min. speed -
C =
Circulating pump max. speed
4.6 Wiring diagram
16
Fan
32
Heating circulating pump
34
Heating temperature sensor
42
DHW temperature probe
44
Gas valve
72
Room thermostat (not supplied)
81
Ionization/ignition electrode
95
Diverter valve
114
Water pressure switch
136
Flowmeter
138
External probe (optional)
139
Remote timer control (optional)
186
Return sensor
191
Fume temperature sensor
A
ON/OFF switch (configurable)
m
3
/h
H
[m H
2
O]
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
1.4
1.5 1.6
8
7
6
5
4
3
2
1
0
A
B
C
