4.4 Ambient conditions
WARNING!
Mains voltage!
– The device may only be operated indoors.
– The surrounding air may not carry any electrically
conductive dust.
– Maximum relative humidity 80% for temperatures
up to 31°C, linearly decreasing down to 50% rela-
tive humidity at 40°C.
n
The room temperature has to stay between 5 - 40°C.
n
Altitudes up to 2000 m
n
Degree of pollution 2 according to IEC 664.
Installation
- 20 -