MEGA PREX N 80*
MEGA PREX N 90*
MEGA PREX N 100*
MEGA PREX N 120
MEGA PREX N 150
MEGA PREX N 200
MEGA PREX N 250 - NK 250
MEGA PREX N 300 - NK 300
MEGA PREX N 350 - NK 350
MEGA PREX N 400 - NK 400
MEGA PREX N 500 - NK 500
MEGA PREX N 620 - NK 620
MEGA PREX N 750 - NK 750
MEGA PREX N 850 - NK 850
MEGA PREX N 950 - NK 950
MEGA PREX N 1020 - NK 1020
MEGA PREX N 1200 - NK 1200
MEGA PREX N 1300 - NK 1300
GENERAL
TECHNICAL SPECIFICATIONS
Characteristics
kW
80
90
100
120
150
200
250
300
350
400
500
620
750
850
950
1020
1200
1300
kcal/h
69.000
77.000
86.000
103.000
129.000
172.000
215.000
258.000
301.000
344.000
430.000
533.000
645.000
731.000
817.000
877.000
1.032.000
1.118.000
kW
87
98
109
131
163
218
272
325
380
434
542
672
813
921
1030
1106
1301
1409
kcal/h
74.820
84.280
93.740
112.660
140.180
187.480
233.920
279.500
326.800
373.240
466.120
577.920
699.180
792.060
885.800
951.160
1.118.860
1.211.740
%
91,95
91,84
91,74
91,60
92,02
91,74
91,91
92,31
92,11
92,17
92,25
92,26
92,25
92,29
92,23
92,22
92,24
92,26
kW
40
45
50
60
75
100
125
150
175
200
250
310
375
425
475
510
600
650
kcal/h
34.000
39.000
43.000
52.000
65.000
86.000
108.000
129.000
151.000
172.000
215.000
267.000
323.000
366.000
409.000
439.000
516.000
559.000
mbar
1,0
0,8
1,0
1,1
1,2
1,9
2,0
2,0
2,9
4,1
4,2
6,4
5,2
7,2
5,2
4,0
5,5
6,5
mbar
9
10
12
13
14
15
15
16
18
20
22
27
25
27
32
26
30
32
bar
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
l
105
123
123
123
172
172
220
300
356
360
540
645
855
855
950
1200
1200
1200
kg
216
258
258
258
346
346
431
475
542
584
853
963
1205
1205
1417
1843
1843
1843
Heat output
Furnace output
Effinciency
100% (N.C.V.)
Minimum
output
Pressure losses
flue gas side
Pressure losses
water (
∆
T=12°C)
Max working
pressure
Capacity Weight
Dimensions
H
H1
H2
H4
H6 H10
L
L2
P
P2
P3
P4
P5
P6
Øb
Øc
N1
N2
N3
N4
N5
N6
N8
MEGA PREX N 80*
MEGA PREX N 90*
MEGA PREX N 100*
MEGA PREX N 120
MEGA PREX N 150
MEGA PREX N 200
MEGA PREX N 250 - NK 250
MEGA PREX N 300 - NK 300
MEGA PREX N 350 - NK 350
MEGA PREX N 400 - NK 400
MEGA PREX N 500 - NK 500
MEGA PREX N 620 - NK 620
MEGA PREX N 750 - NK 750
MEGA PREX N 850 - NK 850
MEGA PREX N 950 - NK 950
MEGA PREX N 1000 - NK 1000
MEGA PREX N 1200 - NK 1250
MEGA PREX N 1300 - NK 1300
mm
1015
1015
1015
1015
1065
1065
1165
1165
1165
1175
1365
1365
1495
1495
1495
1645
1645
1645
mm
855
855
855
855
905
905
1005
1005
1005
1015
1205
1205
1335
1335
1335
1485
1485
1485
mm
415
415
415
415
440
440
440
490
490
500
610
610
675
675
675
750
750
750
mm
911
911
911
911
961
961
1061
1061
1061
1095
1285
1285
1417
1417
1417
1568
1568
1568
mm
415
415
415
415
440
440
440
490
490
500
610
610
675
675
675
750
750
750
mm
54,5
54,5
54,5
54,5
54,5
54,5
54,5
54,5
54,5
50
60
60
60
60
60
60
60
60
mm
750
750
750
750
800
800
800
900
900
940
1160
1160
1290
1290
1290
1440
1440
1440
mm
700
700
700
700
750
750
750
850
850
890
1110
1110
1240
1240
1240
1390
1390
1390
mm
1055
1195
1195
1195
1440
1440
1690
1690
1940
1872
1950
2240
2255
2255
2500
2500
2500
2500
mm
630
755
755
755
1000
1000
1250
1250
1500
1502
1502
1792
1753
1753
2003
2003
2003
2003
mm
413
513
513
513
513
513
513
523
523
600
663
663
704
704
704
704
704
704
mm
240
265
265
265
475
475
725
700
980
850
850
1150
1100
1100
1200
1200
1200
1200
mm
402
417
417
417
452
452
452
467
437
422
437
427
451
451
596
596
596
596
mm
200-250
200-250
200-250
200-250
200-250
200-250
200-250
200-250
200-250
230-280
270-320
270-320
270-320
270-320
270-320
270-320
270-320
270-320
mm
120
120
120
120
120
160
160
160
180
180
180
210
210
210
210
210
240
240
mm
200
200
200
200
250
250
250
250
250
250
300
300
350
350
350
400
400
400
DN/in
50
50
50
50
50
50
50
65
65
80
80
80
100
100
100
125
125
125
DN/in
50
50
50
50
50
50
50
65
65
80
80
80
100
100
100
125
125
125
in
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
in
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”
1”1/4
1”1/4
1”1/4
1”1/4
1”1/4
1”1/4
1”1/4
1”1/4
in
-
-
-
-
-
-
-
-
-
1”1/4(1)
1”1/4
1”1/4
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
in
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
in
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
1”1/2
MEGA PREX N 80÷1300 - MEGA PREX NK 250÷1300 BOILER
N1
Flow
N2
Return
N3
Fitting for
instruments
N4
Lower fitting
N5
Fitting for safety valve,
if included (see table)
N6
Bulb wells
N8
Inspection well
* Boiler exempt from fire prevention tests. (1) One fitting only
MEGA PREX N
- 28
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Summary of Contents for DUO PREX N 180
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