MELBURY HE 3800-10000 -
Installation, Use and Maintenance
18.12.2020
Page 27 / 36
4.6. Connecting the burner
4.6.1. Burner mating dimensions / orientation possibilities for Melbury HE
figure 12 - Burner mating dimensions for Melbury BE
Melbury HE
3800
4500
5400
6300
7400
8600
10000
FURNACE
Length
FRL mm
3765
3980
4360
4690
5090
5550
6120
Diameter
FR mm
1020
1110
1220
1270
1350
1430
1500
BURNER CONNECTION
Burner admittance diameter
M
mm
480
510
540
580
580
620
Burner
mini
tube
max (qN max)
length (*)
max (qN low NOx)
P
mm
290
350
370
390
440
390
430
500
590
540
580
600
Screw hole centre diameter
Lk
mm
580
640
680
680
700
8xM12, -15°
4xM16, +20° / 4xM12, -20°
Maximum door load from burner
weight (**)
kg x m
370
440
500
745
850
915
980
BURNER ORIENTATION
Max. swivel radius
R
mm
1365
1505
1615
1780
1895
1985
2065
Distance boiler axle - pivot
D
1
mm
860
960
1015
1150
1225
1275
1320
Distance door flange - pivot
D
2
mm
130
172
Door thickness
T
mm
240
292
312
332
* Burner tube lengths without consideration of an
eventual intermediate flange
** Load as burner weight x distance burner center of
gravity - door. When necessary use a burner support.