UniCoElegance/turbo
Time of pump rundown in domestic
water system
sec
Activity time of programming func-
tions
min
Function "24 hourclock. "
h /sec.
Service function "chimney-sweep"
min
Fluegas mass flow
h/sec
The flue gas temperature for maxi-
mum power measured at 1m in the
flue gas pipe
o
C
Characteristics of the fan
Class of NO
x
Connection to the chimney duct
(see section 3.7. and table 7.1.)
mm
Connection of heating water (CH)
and gas
inches
Domesticwaterconnection
inches
Dimensions
mm
Boilerweight
kg
The manufacturer reserves the right to make changes in the construction of the boiler, which are not mentioned herein and hav
technical and functional characteristics of the product.
2.3. Protectionequipment
•
Protection against exceeding max. operating temperature
in central heating system
•
Protection against exceeding the upper limit of heating
water temperature
•
Protection against water pressure increase (1
electronic
•
Protection against water pressure increase (2
mechanical
•
Protection of the correctness of the fan operation in the C
type boilers
•
Protection against chimney draft loss in the B
•
Protection against chimney draft decay in the B
to the electronic control system. In case there is no chimney draft the protection will close the gas supply to the burner.
Please note:
In case of noticing repeated emergency boiler shut
* contact an Authorized Service Company in order to check the reason of boiler switching off and to repair it
* contact the chimney-sweep service company in order to check the correctness of the chimney draft .
Do not turn off the protection against the chimney draft decay.
Do not make any modifications in the protection system.
Switching off or damaging this protection in B
2.4. Operation description
2.4.1. Way of heating the water for central heating system
The boiler switches off when the room temperature control unit is signalizing reaching the desired temperature in the room
or when heating water temperature exceeds the set temperature by the value of histerezis (parameter P15, default 5°C) in
this case symbol L3 or flashing symbol
(see table, section 5.5).
After turning off the boiler pump runs for about 180 sec. and the fan for15 sec. (in C
The boiler will restart automatically when the following condi
•
heating water temperature decreased by min. 5°C bel ow the set point,
•
elapsed time of 180 seconds,if L3 symbol was displayed
•
room thermostat gives the signal of heat demand to the boiler.
2.4.1.1.Temperature regulation dependent
If an external temperature sensor has been connected, the controller detects it automatically and it goes into a mode of
weather function. Controller selects the heating water temperature depending on an external temperature and th
the Kt curve
and parameter P17
(according the chart given in Fig. 2.4.1.1.1
lows in the manner described in section 5.6
ISU-485:2020/BO
After working in the central heating mode, the pump is ru
temperature indicated by the NTC sensor of domestic hot water is higher than 50 °C, the pump
continues to operate until the temperature reaches this value or maximum up until the 180sec.
10
Turns on every 24 hours for 15 seconds
15
T h e p a r a m e t e r s o f f l u e g a s
---
----
16
17
~130
~145
~145
~150
---
Seesectrion 3.7.6.
3
M o u n t i n g d i m e n s i o n s
∅
110
∅
130
Φ
80/
Φ
125 or
Φ
60/
∅
Φ
80 x
Φ
G3/4
G1/2
700 x 360x 300
23
The manufacturer reserves the right to make changes in the construction of the boiler, which are not mentioned herein and hav
technical and functional characteristics of the product.
eding max. operating temperature
•
Protection against outflow of unburned gas
Protection against exceeding the upper limit of heating
•
Protection against explosive switch on of the gas
ssure increase (1-st degree )-
•
Protection against drop of water pressure
Protection against water pressure increase (2-nd degree )-
•
Protectionagainstwateroverheating
Protection of the correctness of the fan operation in the C-
•
Anti freezing protection of the boiler
Protection against chimney draft loss in the B-type boilers
•
Protectionagainst pumpblockade
Protection against chimney draft decay in the B-type boilersconsists of the temperature limiter (item16) connecte
to the electronic control system. In case there is no chimney draft the protection will close the gas supply to the burner.
In case of noticing repeated emergency boiler shut-down it is necessary to:
pany in order to check the reason of boiler switching off and to repair it
sweep service company in order to check the correctness of the chimney draft .
Do not turn off the protection against the chimney draft decay.
y modifications in the protection system.
Switching off or damaging this protection in B-type boilers may cause outflow of flue gas into the room.
Way of heating the water for central heating system
s off when the room temperature control unit is signalizing reaching the desired temperature in the room
or when heating water temperature exceeds the set temperature by the value of histerezis (parameter P15, default 5°C) in
is displayed on the right-hand side of the display.
After turning off the boiler pump runs for about 180 sec. and the fan for15 sec. (in C-type boilers).
The boiler will restart automatically when the following conditions occur simultaneously:
heating water temperature decreased by min. 5°C bel ow the set point,
if L3 symbol was displayed
room thermostat gives the signal of heat demand to the boiler.
2.4.1.1.Temperature regulation dependent on external temperature
If an external temperature sensor has been connected, the controller detects it automatically and it goes into a mode of
weather function. Controller selects the heating water temperature depending on an external temperature and th
(according the chart given in Fig. 2.4.1.1.1 and 2.4.1.1.2). Change of the value of the Kt fo
6.1.1
After working in the central heating mode, the pump is run for 20 seconds, if after that time the
temperature indicated by the NTC sensor of domestic hot water is higher than 50 °C, the pump
continues to operate until the temperature reaches this value or maximum up until the 180sec.
Turns on every 24 hours for 15 seconds
19
24
24
~150
~150
~150
Seesectrion 3.7.6.
∅
100 or 2 single
Φ
80
∅
130
713x475x300
28,5
The manufacturer reserves the right to make changes in the construction of the boiler, which are not mentioned herein and have no influence on the
Protection against outflow of unburned gas
Protection against explosive switch on of the gas
Protection against drop of water pressure
Protectionagainstwateroverheating
Anti freezing protection of the boiler
Protectionagainst pumpblockade
consists of the temperature limiter (item16) connected
to the electronic control system. In case there is no chimney draft the protection will close the gas supply to the burner.
pany in order to check the reason of boiler switching off and to repair it
sweep service company in order to check the correctness of the chimney draft .
type boilers may cause outflow of flue gas into the room.
s off when the room temperature control unit is signalizing reaching the desired temperature in the room
or when heating water temperature exceeds the set temperature by the value of histerezis (parameter P15, default 5°C) in
hand side of the display.
type boilers).
If an external temperature sensor has been connected, the controller detects it automatically and it goes into a mode of
weather function. Controller selects the heating water temperature depending on an external temperature and the slope of
). Change of the value of the Kt fol-
