Installation and operating instruction
Oil burner WL5-PB-H purflam®
4 Installation
83242002 1/2019-03 La
19-76
4.2 Check rating
The burner as supplied to the customer is set for a specific burner capacity, see ta-
ble.
Mixing head
Burner capacity
[kW]
(1
Nozzle size
[gph]
(1
Pump pressure
[bar]
Load range
[kW]
ME 1.19
approx. 17.0
approx. 18.2
0.35
0.40
10 …
12
(1
… 15
10 …
11
(1
… 15
16.5 … 18.0
18.0 … 20.0
ME 1.21
approx. 21.7
0.45
12 …
13
(1
… 15
20.0 … 24.0
ME 1.22
approx. 25.8
0.50
12 …
13
(1
… 15
23.0 … 26.5
ME 1.23
approx. 27.9
0.55
12 …
13
(1
… 15
26.0 … 29.0
ME 1.24
approx. 30.9
0.60
12 …
13
(1
… 15
28.0 … 32.0
ME 2.24
approx. 33.1
0.65
13
(1
… 16
31.0 … 35.0
ME 2.25
approx. 37.0
0.65
13 …
16
(1
34.0 … 40.0
(1
Delivery status
Within the capacity range of the mixing head, the burner capacity can be changed
via the nozzle size and the pump pressure.
If the capacity exceeds this capacity range, a different mixing head has to be fitted
[ch. 9.5].
Recommended nozzles
Size
Make
Characteristics
ME 1.19
Danfoss
80°SR
ME 1.21 … ME 2.25
Fluidics
Danfoss
80°SF
80°SR
Nozzle selection table
Different load values are possible due to tolerances.
Stage 1
Burner capacity [kW] at pump pressure
Nozzle size [gph]
10 bar
11 bar
12 bar
13 bar
14 bar
15 bar
16 bar
0.35
15.7
16.4
17.0
17.7
18.3
19.0
–
0.40
17.4
18.2
19.0
19.9
20.5
21.3
–
0.45
19.1
19.9
20.8
21.7
22.5
23.4
–
0.50
22.7
23.8
24.8
25.8
26.9
27.9
–
0.55
24.7
25.7
26.8
27.9
28.9
30.0
31.1
0.60
27.3
28.8
29.7
30.9
32.0
33.2
34.4
0.65
–
–
–
33.1
34.3
35.5
36.7
0.75
–
–
37.2
38.6
39.7
40.7
42.1
The capacity values were determined at a test bed, they do not correspond with the Weishaupt slide rule.