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5. TECHNICAL DATA AND CHARACTERISTICS
5.1 Dimensions, couplings and main components
400
246
44
275
273
Ø111
10
126
109
7
11
37
112
fig. 22 - Dimensions and connections model PEGASUS D 23
500
44
275
273
a4
126
A
11
B
C
fig. 23 - Dimensions and connections model PEGASUS D 32 and PEGASUS D 45
34
615
70
10
7
615
80
246
10
7
10
7
A
B
Pegasus D 30
116
119
Pegasus D 40
73
76
7
Gas inlet - Ø 1/2"
10
System delivery - Ø 1" 1/2
11
System return - Ø 1" 1/2
44
Gas valve
126
Fume thermostat
246
Pressure transducer
273
Pilot light unit
275
Heating system drain cock
5.2 Loss of head
Pressure loss water side
60
50
40
44
30
275
20
10
0
2000
to
mbar
B
Flowrate l/h
5.3 Technical data table
Data
Models
Number of elements
Max. heating capacity
Min. heating capacity
Max. heat output in heating
Min. heat output in heating
Efficiency Pmax (80-60°C)
Efficiency 30%
Efficiency class Directive 92/42 EC
NOx emission class
Burner nozzles G20
Gas supply pressure G20
Max. pressure downstream of gas valve G20
Min. pressure downstream of gas valve G20
Max. gas delivery G20
Min. gas delivery G20
Burner nozzles G31
44
Gas supply pressure G31
275
Max. gas pressure at burner G31
Min. gas pressure at burner G31
Max. gas delivery G31
Min. gas delivery G31
Fume temperature Pmax
Fume temperature Pmin
Fume flow rate Pmax
Fume flow rate Pmin
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
C
a4
47
Ø
131
36
Ø
151
cod. 3540U174 - Rev. 04 - 11/2018
PEGASUS D
2500
3000
3500
4000
B
fig. 24 - Pressure loss
Unit
kW
kW
kW
kW
kW
%
%
no. x Ø
mbar
mbar
mbar
3
m
/h
3
m
/h
no. x Ø
mbar
mbar
mbar
kg/h
kg/h
°C
°C
g/s
g/s
bar
bar
°C
L
IP
V/Hz
W
kg
4500
5000
5500
Value
Value
Value
23
32
45
3
4
5
25.3
34.9
49.5
(Q)
10.1
14.9
19.7
(Q)
23.0
32.0
45.0
(P)
8.8
13.0
17.2
(P)
90.9
91.7
90.9
91.3
91.5
91.6
2
2
2
2x2.80
3x2.80
4x2.80
20
20
20
15
13
15
2.5
2.5
2.5
2.68
3.69
5.24
1.07
1.58
2.08
2x1.75
3x1.75
4x1.75
37
37
37
35
31
35
6
6
6
1.98
2.73
3.88
0.79
1.17
1.54
129
130
130
95
94
95
17.3
24.3
31.5
15.0
23.0
28.3
6
6
6
(PMS)
0.8
0.8
0.8
95
95
95
(tmax)
9.1
11.6
14.1
X0D
X0D
X0D
230/50
230/50
230/50
15
15
15
106
136
164
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