36
EN
2.2.2
Technical characteristics
BS 2S CALORIFIER
DESCRIPTION
BS 2S
200
300
400
500
750
1000
1500
2000
3000
Energy rating
C
C
C
C
C
C
C
C
-
Heat dispersion
kWh/24 h 1,608
1,968
2,304
2,448
2,712
2,904
3,720
4,368
-
Calorifier capacity
l
201
282
401
495
734
853
1451
2000
3000
Insulation thickness
mm
50
50
50
50
70
70
100
100
100
Insulation type
poliuretano rigido
rigido
rigido
rigido
rigido
rigido
morbido morbido morbido
Empty weight
kg
83
102
135
151
238
259
414
499
703
Max. operating pressure primary / secondary
bar
10
10
10
10
10
10
10
10
10
Max. operating temp. calorifier
°C
95
95
95
95
95
95
95
95
95
Max. operating Pressure of coils
bar
10
10
10
10
10
10
10
10
10
Max. operating temp. heat exchangers
°C
110
110
110
110
110
110
110
110
110
Upper coil exchange surface
m
2
0,8
0,9
0,9
0,9
2,4
2,5
2,5
3,0
4,8
Lower coil exchange surface
m
2
0,8
0,9
1,9
1,9
2,4
2,5
4,2
4,5
5,2
Necessary flow rate of upper coil
m
3
/h
0,65
0,65
1,14
1,14
2,17
1,85
2,28
2,45
2,2
Necessary flow rate of lower coil
m
3
/h
0,65
1,08
1,14
1,14
2,17
1,85
2,28
2,45
3,6
Upper coil capacity
l
4,9
4,9
6,1
6,1
15
15
15,2
18,7
23,2
Lower coil capacity
l
4,9
8,8
11,2
11,6
15
15
25,4
28
31,6
DHW production ∆T=35°C
(80°/60°C - 10°/45°C) upper coil
l/h (kW)
300
(19)
700
(21)
600 (21)
800
(21)
1000
(59)
1000
(63)
1200
(63)
1800
(74)
2200
(94)
DHW production ∆T=35°C
(80°/60°C - 10°/45°C) lower coil
h (kW)
900
(19)
1100
(36)
1100
(47)
1400
(47)
1600
(59)
1800
(63)
2200
(107)
2900
(115)
3600
(134)
Upper coil power absorption
kW
26
26
19
13
48
75
48
58
94
Lower coil power absorption
kW
26
44
37
28
48
75
80
86
134
COIL PRESSURE DROP
Flow upper coil
m
3
/h
6,3
6,3
7,8
7,8
19
19
19,45
23,7
29,5
Flow lower coil
m
3
/h
6,3
11,2
14,2
14,7
19
19
32,3
35,6
40,3
BS 2S-C. CALORIFIER
DESCRIPTION
BS 2S-C.
200
300
400
500
Energy rating
C
C
C
C
Heat dispersion
kWh/24 h
2,1
2,1
2,2
2,5
Calorifier capacity
l
187
283
388
443
Spessore isolamento
mm
50
50
50
50
Tipo di isolamento
poliuretano
rigido
rigido
rigido
rigido
Peso a vuoto
kg
82
118
143
155
Max. operating pressure primary / secondary
bar
8
8
8
8
Max. operating temp. calorifier
°C
95
95
95
95
Max. operating Pressure of coils
bar
6
6
6
6
Max. operating temp. heat exchangers
°C
95
95
95
95
Upper coil exchange surface
m
2
0,64
0,85
0,93
0,93
Lower coil exchange surface
m
2
0,79
1,22
1,85
1,85
Upper coil capacity
l
4,2
5,6
6,1
6,1
Lower coil capacity
l
5,2
8,0
12,1
12,1
DHW production ∆T=35°C
(80°/60°C - 10°/45°C) upper coil
l/h
418
639
770
770
DHW production ∆T=35°C
(80°/60°C - 10°/45°C) lower coil
l/h
594
802
1195
1195
Upper coil power absorption
kW
17
26
31
31
Lower coil power absorption
kW
24
33
48
48
COIL PRESSURE DROP
Flow upper coil 1
m
3
/h
15,6
15,6
17,2
17,2
Flow upper coil 3
m
3
/h
146,6
146,6
161,2
161,2
Flow upper coil 5
m
3
/h
410,7
410,7
451,5
451,5
Flow lower coil 1
m
3
/h
15,6
27,8
31,4
32,2
Flow lower coil 3
m
3
/h
146,6
260,7
295,1
302,4
Flow lower coil 5
m
3
/h
410,7
730,3
826,8
847,2
