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M M
A A
X X
I I
M
A
X
The Onda plate heat exchangers can be used to condense or evaporate coolants (gas/water
exchangers) or used as single-phase heat exchangers (gas/gas).
The following charts report the PED category pertaining to each type of exchanger,
calculated at maxiumum allowed pressure for each model.
Model
S06-S07-S09
S16
S16H
S606
S424H
S424
S404
S222H
S222
S202H
S202
S82H
M M
U U
M M
A A
P P
P P
L L
I I
C C
I
M
U
M
A
P
P
L
I
C
Gas Exchangers group I - Liquid group II
P. max
N° plates
0-50
45
51-100
0-20
21-40
30
41-130
0-20
45
21-110
111-130
0-20
22
21-110
111-150
0-22
42
23-90
91-178
0-22
42
23-110
111-178
0-20
27
21-130
130-180
0-10
38
11-42
43-150
0-10
30
11-42
43-150
0-10
42.5
11-30
40-150
0-10
30
11-40
41-150
0-10
11-50
53
51-150
Gas Exchangers group II - Liquid group II
A A
B B
L L
E E
C C
A A
T T
E E
G G
A
B
L
E
C
A
T
E
G
PED
Model
Art. 3.3
II
Art. 3.3
I
S101
II
Art. 3.3
S182
II
III
II
S62H
III
IV
II
S12H
III
IV
II
S11-S12
III
IV
II
S62
III
IV
I
S22H
II
III
I
S22
II
III
I
II
III
I
II
III
Art. 3.3
II
S82-S71
III
3
O O
R R
Y Y
B B
Y Y
M M
O O
D D
O
R
Y
B
Y
M
O
D
PED
P. max
N° plates
0-10
Art. 3.3
11-20
42.5
21-70
II
71-150
III
0-10
42.5
11-30
II
31-150
III
0-20
Art. 3.3
53
21-80
II
81-150
III
0-20
Art. 3.3
53
21-100
II
101-150
III
0-30
Art. 3.3
30
31-40
41-150
II
0-20
Art. 3.3
30
21-40
41-150
II
0-30
Art. 3.3
44
31-150
II
0-30
Art. 3.3
30
31-150
II
0-10
Art. 3.3
11-20
30
21-100
II
101-150
III
E E
L L
E
L
I
I
I
I
I
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