Ferroli SUN Series User Manual

S.p.A.
6
SUN
HEATING OIL FUELLING LINE
Attention: Before starting the burner, check that the fuel return pipe is not clogged. Excessive over-
pressure would break the pump retaining component.
Install a filter on the fuel supply line.
H
(m)
0.5
1.0
2.0
1.5
L (m)
Øi 8 mm. Øi 10 mm.
10
20
40
60
20
40
80
100
HYDRAULIC CIRCUITS
A Gravity supply
B Suction supply
C Siphoned supply
D Ring supply
Nota: Add 0.25 meters to the pipe length for each
elbow or gate valve (load losses).
L Total length of intake pipe including vertical
sections
H Difference in level
Øi Inner pipe diameter
H
(m)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
25 60
L (m)
Øi 8 mm. Øi 10 mm.
21
18
15
12
10
8
6
50
44
38
32
26
20
16
H
(m)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
25 60
L (m)
Øi 8 mm. Øi 10 mm.
21
18
15
12
10
8
6
50
44
38
32
26
20
16
Fig. 5a
Fig. 5b
Fig. 5c
Fig. 5d
A
B
C
D

Ferroli SUN Series Specifications

General

Model	SUN Series
Category	Burner
Control	Electronic
Dimensions	Varies by model
Efficiency	Up to 93%
NOx Emissions	< 70 mg/kWh (Class 5)