Instruction manual

9
Technical features and dimensions
150
230
300
348
2.3 - DIMENSIONS
1 Control box
2 Flame control sight glass
T1 C.H flow
T2 Average temperature system return
T3 Low temperature system return
T4 Expansion vessel connection
T5 Boiler drainage
T6 Cable sheathing leads bulbs
T7 Cable sheathing leads bulbs
T8 Chimney connection
T9 Burner connection
T10 Condensate drain
Heat
output
(50°-30°C)
kW
150
230
300
348
CONNECTIONS
T 1,T2 ,T3
UNI 2278 PN16
T4
ISO 7/1
T5
ISO 7/1
T8
Øi
mm
65
65
80
80
1½
1½
2
2
¾
¾
¾
¾
180
180
200
200
150
230
300
348
PKX
2S
Model
Furnace
Output
kW
140
215
279,3
5324
Boiler
Volume
l
151
257
317
389
Water
side
losses (**)
m c.a.
0,27
0,32
0,55
0,60
35
40
45
50
Flue
side
losses
mm c.a.
Max
boiler
working
pressure
bar
5
5
5
5
Weight
without
burner
kg
310
447
540
661
PKX
2S
Model
DIMENSIONS
A
mm
700
830
880
960
( *) Minimum dimensions for boiler room access requirements.
(**) Hydraulic resistance for delta T 15K.
(***) Minimum pressure gas train entrance (natural gas - G20)
T9
Øi
mm
163
163
163
163
Heat
output
(80°-60°C)
kW
136,5
209,2
273,6
317,7
T10
Øe
mm
40
40
40
40
B
mm
1570
1670
1830
1860
C (*)
mm
625
755
795
785
D
mm
150
150
160
160
E
mm
270
270
305
332
F
mm
491
491
556
586
G
mm
230
230
250
250
H
mm
929
1044
1024
1114
I
mm
685
815
855
965
L
mm
1147
1277
1329
1429
M
mm
433
503
526
576
N
mm
364
454
483
533
O
mm
350
320
320
320
P
mm
150
170
170
170
R
mm
107
107
109
109
S
mm
1183
1209
1300
1333
T (*)
mm
1650
1765
1920
1950
U
mm
80
95
90
90
Gas
pressure
(***)
mbar
20
20
20
20
T6,T7
Øi
mm
163
163
163
163
2
1