1
BOILER DESCRIPTION
1. 1
INTRODUCTION
The new "ESTELLE HE" series of cast iron
boilers condensing has been designed in
compliance with the Efficiencies Directive
1.2
DIMENSIONAL DETAILS
1.2. 1
D.H.W. storage tank BA
40
U
D.H.W. outlet
C
Re-circulation
E
D.H.W. inlet
M2 D.H.W. tank flow
R3 D.H.W. tank return
S4 D.H.W. tank drain cock 1/2"
34
CEE 92/42.
They use light oil and have a perfectly bal-
anced combustion with a very high thermal
efficiency for economical performance.
This manual provides the instructions for
P
Depth
M C.H. flow
R
C.H. return
S
Boiler drain
Rp 1/2" (UNI-ISO 228/1)
40
U
C
E
L
=
BA 100
BA 150
BA 200
3/4"
3/4"
3/4"
3/4"
3/4"
3/4"
3/4"
3/4"
3/4"
1"
1"
1"
1"
1/2"
1/2"
Estelle
HE 4
785
G 1" (UNI-ISO 228/1)
G 1" (UNI-ISO 228/1)
40
C
S4
=
L
ø mm
H
mm
A
mm
1"
B
mm
1"
the following boiler models:
– "ESTELLE HE 4-5" for central heating
only, with combustion hinged door, mat-
chable with a separat e boiler unit
"BA100 - BA150 - BA200".
HE 5
885
G 1" (UNI-ISO 228/1)
G 1" (UNI-ISO 228/1)
Rp 1/2" (UNI-ISO 228/1)
M2
R3
BA 100
BA 150
505
505
845
1175
225
225
645
685
Fig. 1
BA 200
555
1265
235
825
Fig. 1/a