ECONCEPT 51 A
5.3 Plumbing circuit
191
278
196
193
154
44
10
fig. 35 - Plumbing circuit
Key fig. 34 and fig. 35
5
Sealed chamber
7
Gas inlet
10
System delivery
11
System return
14
Safety valve
16
Fan
19
Combustion chamber
22
Burner
32
Heating circulating pump
36
Automatic air vent
44
Gas valve
81
Ignition electrode
82
Detection electrode
114
Water pressure switch
145
Pressure gauge
154
Condensate outlet pipe
161
Condensing heat exchanger
186
Return sensor
191
Fume temperature sensor
193
Trap
196
Condensate tray
210
Hot water tank return
278
Double sensor (Safety + Heating)
16
161
186
114
36
210
32
14
7
11
cod. 3540S560 - 03/2009 (Rev. 00)
5.4 Technical data table
The column on the right gives the abbreviation used on the dataplate.
Data
Max. heating capacity
Min. heating capacity
Max. Heat Output in heating (80/60°C)
Min. Heat Output in heating (80/60°C)
Min. Heat Output in heating (50/30°C)
Min. Heat Output in heating (50/30°C)
Efficiency Pmax (80-60°C)
Efficiency Pmin (80-60°C)
Efficiency Pmax (50-30°C)
Efficiency Pmin (50-30°C)
Efficiency 30%
Gas supply pressure G20
Max. gas delivery G20
Min. gas delivery G20
Gas supply pressure G31
Max. gas delivery G31
Min. gas delivery G31
Efficiency class Directive 92/42 EEC
NOx emission class
Max. working pressure in heating
Min. working pressure in heating
Max. heating temperature
Heating water content
Protection rating
Power supply voltage
Electrical power input
Empty weight
Type of unit
PIN CE
5.5 Diagrams
Circulating pump head / pressure losses
H [m H
O]
8
2
7
3
6
2
5
4
1
3
2
1
0
0
500
A
Boiler pressure losses
1 - 2 - 3
Circulating pump speed
Unit
Value
kW
49.8
kW
11.2
kW
48.8
kW
11.0
kW
53.0
kW
12.0
%
98.0
%
98.5
%
106.4
%
107.5
%
109
mbar
20
3
5.27
m
/h
3
1.19
m
/h
mbar
37
kg/h
3.9
kg/h
0.88
-
-
5
bar
6
bar
0.8
°C
95
litres
2.7
IP
X5D
V/Hz
230V/50Hz
W
190
kg
57
C13-C23-C33-
C43-C53-C63-
C83-B23-B33
0063AS4812
A
1.000
1.500
2.000
fig. 36
EN
(Q)
(Q)
(P)
(P)
(NOx)
(PMS)
(tmax)
Q [l/h]
2.500
47