Electrical connection
Installation manual
octo
plus
37
7
Electrical connection
There is a risk of electric shocks when performing work on electrical components of the
product/system!
Before carrying out any work on electrical systems, disconnect the product/system from
the power supply and secure it against being switched back on.
7.1 Connections to the boiler power element
Fig. 7-1: Electrical power element
Fuel feed
X3 Suction turbine
X14 Motor of the direct extraction au-
ger
Bus
X53 CAN bus; connection to the dis-
play
X54 Connection for RS-485 elec-
tronic modules
X55 CAN bus; connection for CAN
bus electronic modules
Heating circuit
X9 Heating circuit pump
– HC1
X10 Heating circuit pump
– HC2
X11 Heating circuit mixing valve -
HC1
X12 Heating circuit mixing valve -
HC2
X37 Flow temperature sensor - HC2
X38 Flow temperature sensor - HC1
X40 Room sensor - HC2 (optional)
X41 Room sensor - HC1 (optional)
X42 Outside temperature sensor
Boiler
X4 Automatic ignition
X16 Automatic ash extraction
X19 ID fan
X20 Overtemperature reset (OTR)
X23 Feed motor
X24 Motors for heat exchanger
cleaning
X26 Primary air solenoid
X27 Ignition supply air holding mag-
net
X30 Upper boiler temperature
X31 Middle boiler temperature
X32 Lower boiler temperature
X33 Feeder temperature sensor
X34 Flue gas temperature sensor
X45 Lambda sensor
X47 Speed measurement ID fan
X48 Front door contact switch
X49 Filling level sensor intermediate
pellet store
Buffer tank
X7 additional buffer cylinder charg-
ing pump (optional)
X13 Return mixer
X15 Return booster pump
X36 Buffer sensor bottom
X44 Buffer sensor top
Power supply
X1 230 V AC input
X2 230 V AC output
X18 230 V AC output; F8 A fuse)
Other
X6 Spare: 230 V AC output; for spe-
cial functions
X21 Safety chain 230 V AC (op-
tional); e.g. for emergency off
switch
X28 External boiler release (optional)
X29 Fault (optional)
X51 External request (optional)
DHW tank
X8 DHW tank pump
X39 DHW tank sensor
Recirculation control
X5 Recirculation pump
X43 Circulation sensor (optional)
DANGER
Содержание octoplus
Страница 40: ...Initial commissioning 40 Installation manual octoplus 8 1 Commissioning log...
Страница 41: ...Initial commissioning Installation manual octoplus 41...
Страница 42: ...Initial commissioning 42 Installation manual octoplus 8 2 Customer service order form...
Страница 45: ...System schematic Installation manual octoplus 45...
Страница 46: ...System schematic 46 Installation manual octoplus...
Страница 47: ...System schematic Installation manual octoplus 47...