DB-200-6
48
Model
L
R
R1
S
T
U
U1
U2
V
W
X
Y
Z
K6703TB
545
80
80
374
111
381
381
381
360
420
406
200
244
K8503NB
545
80
80
374
–
–
–
–
360
420
406
200
244
K8503TB
545
80
80
374
111
381
381
381
360
420
406
200
244
Model
Refrigerant connections, positions 1 and 2
buching
thread/flange
inlet Ø
outlet Ø
inlet
outlet
mm
inch
mm
inch
K3803TB(P)
76
3 1/8
76
3 1/8
DN80
DN80
K4803TB(P)
76
3 1/8
76
3 1/8
DN80
DN80
K6703NB
76
3 1/8
76
3 1/8
DN100
DN100
K6703TB
76
3 1/8
76
3 1/8
DN100
DN100
K8503NB
76
3 1/8
76
3 1/8
DN100
DN100
K8503TB
76
3 1/8
76
3 1/8
DN100
DN100
Tab. 10: The additional refrigerant outlet position 2a is available as standard with all T versions.
K3803TB(P) to K8503TB: DN80
The connection is delivered with sealing nut or blind flange, if desired also with a valve.
With K6703NB and K8503NB no additional refrigerant outlet is available.
4.9
Legend to the dimensional drawings
Connection positions
1
Refrigerant or oil inlet
2
Refrigerant or oil outlet
2a
Alternative refrigerant outlet
3
Coolant inlet
3a
4 or 6 pass
3b
2 or 3 pass
4
Coolant outlet
4a
4 or 6 pass
4b
2 or 3 pass
5
Coolant drain
6
Connection for pressure gauge
7
Connection for pressure relief valve
Internal thread 3/8-18 NPTF, external
thread 1 1/4-12 UNF
8
Sight glass
9
Oil drain
10
Vent plug
11
Fixing rails, bottom
12
Fixing rails, top
Dimensions (if specified) may have tolerances accord-
ing to EN ISO 13920-B.
The legend applies to all water cooled shell and tube
condensers and discharge gas desuperheaters of the K
series and to all oil coolers of the OW series and in-
cludes connection positions that do not exist in every
series.
4.10 Customised versions
A specially designed pressure equipment can be real-
ised according to a customer's specifications. The last
identification letter of the model designation in this case
is a "C". One or more of the following components on
the special model does/do not have the listed dimen-
sions:
• refrigerant inlet
• refrigerant outlet
• additional refrigerant outlet according to the model
• connection for pressure relief valve
• lower fixing brackets