3
CHARACTERISTICS
3.1
COMBUSTION CHAMBER
DIMENSIONS (fig. 10)
The combustion chamber is a direct
passage type and is conform to the EN
303-3 standard annex E. The dimen-
sions are shown in fig. 10. An ade-
quate protection panel is mounted on
the inside wall of the rear head of all
the models.
L
Volume
mm
AQUA 25
405
AQUA 35
505
3.2
SYSTEM AVAILABLE HEAD
(fig. 11)
The head available for the heating
plant is shown as a function of the flow
in graph in fig. 11.
600 (58,8)
500 (49,0)
400 (39,2)
300 (29,4)
200 (19,6)
100 (9,8)
3
dm
24,0
30,5
594 (58,21)
601 (58,89)
0
200
400
270
535 (52,43)
492 (48,21)
455 (44,59)
400 (39,20)
239 (23,42)
600
800
1000
1200
L
321 (31,45)
1800
1400
1600
PORTATA (l/h)
FLOW RATE (l/h)
Fig. 10
Fig. 11
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