57
INS
TALLER
U
SER
M
AINTEN
AN
CE
TECHNI
CI
AN
TECHNI
CAL
D
AT
A
4
TECHNICAL DATA
4.1 VARIABLE HEAT OUTPUT
The power data in the table has been obtained with intake-exhaust pipe measuring 0.5 m in length. Gas flow rates refer to net
calorific value below a temperature of 15°C and at a pressure of 1013 mbar.
METHANE
(G20)
PROPANE
(G31)
HEAT
OUTPUT
HEAT
OUTPUT
GAS FLOW RATE
BURNER
PRESSURE
NOZZLE
GAS FLOW RATE
BURNER
PRESSURE
NOZZLE
(kW)
(kcal/h)
(m³/h)
(kPa)
(mmH2O)
(kg/h)
(kPa)
(mmH2O)
22.6
19436
HEAT. +
D.H.W.
2.52
1.36
138.7
1.85
3.67
374.2
22.0
18920
2.46
1.29
132.0
1.80
3.50
357.2
21.0
18060
2.35
1.19
120.9
1.72
3.23
329.0
20.0
17200
2.24
1.08
109.9
1.64
2.95
301.2
19.0
16340
2.13
0.97
99.3
1.56
2.69
274.0
18.0
15480
2.02
0.87
89.1
1.48
2.43
247.8
17.0
14620
1.91
0.78
79.5
1.40
2.19
222.9
16.0
13760
1.80
0.69
70.5
1.32
1.96
199.5
15.0
12900
1.69
0.61
62.4
1.24
1.75
178.0
14.0
12040
1.58
0.54
55.1
1.16
1.55
158.3
13.0
11180
1.47
0.47
48.4
1.08
1.37
140.0
12.0
10320
1.36
0.41
42.2
1.00
1.20
122.8
11.0
9460
1.25
0.36
36.4
0.92
1.05
106.6
10.0
8600
1.14
0.3
30.9
0.83
0.89
90.9
9.1
7826
1.04
0.26
26.0
0.76
0.76
77.0
