Variable Heat Output - Immergas Caesar 14 4 ERP Instruction And Recomendation Booklet

3.13 VARIABLE HEAT OUTPUT.

N.B.: the pressures indicated in the table repre-
sent the difference in existing pressures between
the gas valve outlet and the combustion chamber.
The adjustments should therefore,be carried out
Caesar 14 4 ErP.
METHANE (G20)
THERMAL THERMAL BURNER GAS
POWER POWER FLOW RATE
(kW) (kcal/h) (m /h)
3
24.4 20984 2.92
24.0 20640 2.87
23.0 19780 2.77
22.0 18920 2.66
21.0 18060 2.55
20.0 17200 2.44
19.0 16340 2.33
18.0 15480 2.22
17.0 14620 2.11
16.0 13760 2.00
15.0 12900 1.89
14.0 12040 1.78
13.0 11180 1.67
12.0 10320 1.55
11.0 9460 1.44
10.0 8600 1.32
9.0 7740 1.20
8.0 6880 1.08
7.0 6020 0.95
using a differential manometer (small "U"-shaped
column or digital manometer) with the probes
inserted in the pressure test gas valve outlet and
on the sealed chamber positive pressure test. The
power data in the table has been obtained with
BUTANE (G30)
PRESS. BURNER BURNER GAS PRESS. BURNER
NOZZLES FLOW RATE
(mbar) (mm H O) (kg/h) (mbar)
2
13.20 134.6 2.18 28.70
12.84 130.9 2.15 28.04
11.96 122.0 2.06 26.42
11.12 113.4 1.98 24.83
10.30 105.0 1.90 23.28
9.51 96.9 1.82 21.75
8.74 89.1 1.74 20.24
8.00 81.6 1.66 18.76
7.29 74.3 1.58 17.31
6.60 67.3 1.49 15.87
5.94 60.5 1.41 14.46
5.30 54.0 1.33 13.06
4.68 47.7 1.24 11.68
4.09 41.7 1.16 10.32
3.52 35.9 1.07 8.98
2.98 30.3 0.98 7.65
2.46 25.1 0.89 6.33
1.97 20.0 0.80 5.03
1.50 15.3 0.71 3.74
intake-exhaust pipe measuring 0.5 m in length.
Gas flow rates refer to heating power below a tem-
perature of 15°C and at a pressure of 1013 mbar.
Burner pressure values refer to use of gas at 15°C.
PROPANE (G31)
BURNER GAS PRESS. BURNER
NOZZLES FLOW RATE NOZZLES
(mm H O) (kg/h) (mbar)
2
292.7 2.14 36.40
286.0 2.11 35.49
269.4 2.03 33.26
253.2 1.95 31.09
237.4 1.87 28.98
221.8 1.79 26.94
206.4 1.71 24.95
191.3 1.63 23.01
176.5 1.55 21.13
161.8 1.47 19.30
147.4 1.39 17.52
133.2 1.31 15.79
119.1 1.22 14.11
105.3 1.14 12.47
91.5 1.05 10.89
78.0 0.97 9.35
64.5 0.88 7.86
51.3 0.79 6.43
38.1 0.70 5.04
22
(mm H O)
2
371.2
361.9
339.1
317.0
295.5
274.7
254.4
234.6
215.5
196.8
178.6
161.0
143.9
127.2
111.0
95.4
80.2
65.5
51.4