
14
Attention: should the b oilers b e used to heat syst ems at low temperature ( e.g. radiant panels), a mixe r va lve is required to avo id
condensation forming.
!DEA
CS 2 el / RS 2 el
CS 2 P S el
Maximum thermal flow rate
kW
26,5
26,5
Minimum thermal flow rate
kW
11,5
11,5
Effectiv e nominal output
kW
24,6
24,7
Minimum effectiv e output
kW
10,1
10,1
Effective efficiency at nominal load (100%)
%
92,92
93,05
Effective efficiency required (100%)
%
92,78
92,78
Effective efficiency at 30% load
%
90,23
90,43
Effective efficiency required (30%)
%
90,17
90,18
Numb er of stars ( according to 92/42 EEC)
n.
Comb ustion
efficienc with nominal load (100%)
%
93,72
93,21
Combustion efficiency with reduced load
%
88,92
88,06
Heat loss at casing ( min.-max .)
%
0,86-0,80
0,17 - 0,16
( * ) flue gas temperature tf-ta ( max .)
%
109
119,3
Flue gas mass flow rate (min.-max)
g/s
14,21-13,89
14,21-13,74
Excess λ air
%
46,94
45,15
CO
2
%
3,0-7,7
3,0-7,8
NOx
( eighted value according to EN 2 7/A3 or EN 83)
mg/kW
h 178,59
184,16
NOx Class
2
2
Heat loss at chimney
with burner on (min.-max.)
%
11,08-6,28
11,94-6,79
Heat loss at chimney with b urner off
%
0,354
0,256
Notes: ( * ) Room Temperature = 20°C Data detected with appliance running on Methane gas ( g20)
!DEA
CS 24 el
RS 2 el
CS 2 P S el
Appliance category
II
2H3P
II
2H3P
Minimum heat. circuit output (∆t 20 °C)
l/min
7,26
7,2
Minimum heating circuit pressure
b ar
0,5
0,5
Max imum heating circuit pressure
b ar
3
3
P rimary circuit content
l
3
3
Max imum operating temperature in heat.
°C
78
78
Minimum operating temperature in heat.
°C
45
45
Ex pansion v essel total capacity
l
6
6
Ex pansion v essel pre-load
b ar
1
1
Max imum sy stem capacity
(max temp. calc.)
l
138
138
Minimum domestic hot water circuit flow rate
l/min.
2,5
-
2,5
Minimum domestic hot water circuit pressure
b ar
0,5
-
0,5
Max imum domestic hot water circuit pressure
b ar
6
-
6
Domestic hot water specific flow rate (∆t 30 °C)
l/min.
11,5
-
12
Domestic hot water flow rate limiter
l/min.
10
-
10
Production of D.H.W. in continuous operation with ∆t 45 K
l/min.
7,6
-
7,4
Production of D.H.W. in continuous operation with ∆t 40 K
l/min.
8,6
-
8,3
Production of D.H.W. in continuous operation with ∆t 35 K
l/min.
9,8
-
9,5
Production of D.H.W. in continuous operation with ∆t 30 K
l/min.
11,4
-
11,0
Production of D.H.W. in continuous operation with ∆t 25 K (*)
l/min.
13,7
-
13,2
Temperature adj ustab le in domestic hot water mode
°C
35-57
-
35-57
Voltage/frequency electric power supply
V-Hz
230/50
230/50
fuse on the power supply
A ( f)
2
2
Max imum ab sorb ed output
W
138
138
P rotection rating
IP
X5D
X5D
Net weight
kg
29,6
28,1
30,1
gross weight
kg
32,5
31
33
( * ) mixe d
2.4 - OPERATING DATA ACCORDING TO UNI 10348
for the adj ustment data: NOzzlES - P RESSURE - DIAgRAMS - flOW
RATES - CONSUMP TION refer
to the paragraph ADAP TATION TO OTHER TY P ES Of gAS.
2.5 - GENERAL FEATURES
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93,05
93,05
92,78
92,78
90,43
90,43
90,18
90,18
93,21
93,21
88,06
88,06
0,86-0,80
0,86-0,80
0,17 - 0,16
0,17 - 0,16
119,3
119,3
g/s
14,21-13,89
g/s
14,21-13,89
14,21-13,74
14,21-13,74
46,94
46,94
45,15
45,15
3,0-7,7
3,0-7,7
3,0-7,8
3,0-7,8
mg/kW
h 178,59
mg/kW
h 178,59
mg/kW
h 178,59
184,16
184,16
2
2
2
2
%
%
11,08-6,28
11,08-6,28
11,94-6,79
11,94-6,79
%
%
0,354
0,354
Data detected with appliance running on Methane gas ( g20)
Data detected with appliance running on Methane gas ( g20)
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!DEA
!DEA
CS 24 el
CS 24 el
RS
RS
II
II
2H3P
2H3P
l/min
l/min
b ar
b ar
b ar
b ar
l
l
°C
°C
Minimum operating temperature in heat.
Minimum operating temperature in heat.
°C
°C
l
l
b ar
b ar
(max
(max
temp.
temp.
calc.)
calc.)
Minimum domestic hot water circuit flow rate
Minimum domestic hot water circuit flow rate
Minimum domestic hot water circuit pressure
Minimum domestic hot water circuit pressure
Max imum domestic hot water circuit pressure
Max imum domestic hot water circuit pressure
Domestic hot water specific flow rate (∆t 30 °C)
Domestic hot water specific flow rate (∆t 30 °C)
Domestic hot water flow rate limiter
Domestic hot water flow rate limiter
Production of D.H.W. in continuous operation with ∆t 45 K
Production of D.H.W. in continuous operation with ∆t 45 K
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Attention: should the b oilers b e used to heat syst ems at low temperature ( e.g. radiant panels), a mixe r va lve is required to avo id
Attention: should the b oilers b e used to heat syst ems at low temperature ( e.g. radiant panels), a mixe r va lve is required to avo id
condensation forming.
condensation forming.
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Production of D.H.W. in continuous operation with ∆t 40 K
Production of D.H.W. in continuous operation with ∆t 40 K
Production of D.H.W. in continuous operation with ∆t 35 K
Production of D.H.W. in continuous operation with ∆t 35 K
Production of D.H.W. in continuous operation with ∆t 30 K
Production of D.H.W. in continuous operation with ∆t 30 K
Production of D.H.W. in continuous operation with ∆t 25 K (*)
Production of D.H.W. in continuous operation with ∆t 25 K (*)
Temperature adj ustab le in domestic hot water mode
Temperature adj ustab le in domestic hot water mode
Voltage/frequency electric power supply
Voltage/frequency electric power supply
fuse on the power supply
fuse on the power supply
Max imum ab sorb ed output
Max imum ab sorb ed output
P rotection rating
P rotection rating
Net weight
Net weight
gross weight
gross weight
( * ) mixe d
( * ) mixe d
for the adj ustment data: NOzzlES - P RESSURE - DIAgRAMS - flOW
RATES - CONSUMP TION refer
for the adj ustment data: NOzzlES - P RESSURE - DIAgRAMS - flOW
RATES - CONSUMP TION refer
Содержание !DEA CS 24 el
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