GEA FX4 - Areas of application F-NH3; Operating limits NH3

D
GB
F
E
11
09702-09.2013-DGbF
4| Areas of application F-NH
3
The compressors are lled with the following oil type at the factory:
- for R717: Fuchs Reniso KC 68
4.1 Oil charge NH
3
4.2 Operating limits NH
3
Fig. 10
NH
3
Permissible rotation speeds:
F2 NH
3
, F3 NH
3
: 960 - 1500 rpm
F4 NH
3
, F5 NH
3
: 500 - 1500 rpm
F14 NH
3
, F16 NH
3
: 700 - 1500 rpm
Supplementary cooling
necessary
(e.g. water-cooled
cylinder covers)
Unlimited
application range
Evaporating temperature (°C)
Condensing temperature (°C)
Suction gas superheat (K)
Design for other
areas on request
Max. permissible operating
pressure (LP/HP)
1)
: 19/25 bar
1)
LP = Low pressure
HP = High pressure
15
Nh3
-30 -20 0-10 10
20
t (°C)
o
-40
0
10
60
t (°C)
c
40
30
20
50
55
?t
Oh
5K
NH
3