GEA Bock HAX2 CO2 T - Manual (Page 8)

8
D
GB
F
E
96031-02.2015-DGbF
3 | Areas of application
ATTENTION! Compressor operation is possible within the operating limits
shown in the diagrams. Thresholds should not be selected as
design or continuous operation points.
- Max. permissible ambient temperature 45°C
- Max. permissible discharge end temperature 160°C.
- Max. permissible switching frequency 12x /h.
- A minimum running time of 3 min. steady-state condition
(continuous operation) must be achieved.
The compressors are filled at the factory with the following oil type:
GEA Bock C 85 E (only this oil may be used).
3.1 Refrigerants
•
CO
2
: R744
3.2 Oil charge
3.3 Limits of application
Max. permissible operating
pressure (LP/HP) 1) : 100/150 bar
The oil level must be in the
visible part of the sight
glass; damage to the com-
pressor is possible if over-
filled or underfilled!
max. oil level
min. oil level
ATTENTION!
Fig. 4
1) LP = Low pressure
HP = High pressure
Fig. 5
t
o
Evaporation temperature (°C)
∆t
oh
Suction gas superheat (K)
p
o
Suction pressure (bar)
p
v 2
Discharge end pressure (bar)
1
1 HAX2/130-4 CO
2
T
Applications limit
Unlimited
application range