3 Technical Data
3.1 Operating conditions
3.1.1 climatic conditions
Storage
Standard
class
Notes
Surrounding temperature
1K4
-25…55 °C
Relative humidity
1K3
5…95 % (without condensation)
Storage height
–
–
max. 3000 m above sea level
Transport
Standard
class
Notes
Surrounding temperature
2K3
-25…70 °C
Relative humidity
2K3
95 % at 40 °C (without condensation)
Operation
Standard
class
Notes
Surrounding temperature
3K3
5…40 °C (extended to -10…45 °C)
A derating of 5% per 1 K must be considered
from 45 °C to max. 55 °C.
Coolant inlet
temperature
Air
–
–
5…40 °C (-10…45 °C)
Water
–
–
5…40 °C
Relative humidity
3K3
5…85 % (without condensation)
Version and degree of
protection
IP20
Protection against foreign material > ø12.5 mm
No protection against water
Non-conductive pollution, occasional conden-
sation when PDS is out of service.
Site altitude
–
–
max. 2000 m above sea level
• With site altitudes over 1000 m a derating
of 1 % per 100 m must be taken into con-
sideration.
• With site altitudes over 2000 m, the control
board to the mains has only basic isola-
tion. Additional measures must be taken
when wiring the control.
Table 2:
Climatic ambient conditions
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