Siemens SINUMERIK ONE NCU 1740 - Page 44

The following data applies under the following conditions:
• Long-term storage in the transport and product packaging:
At weather-protected locations that have continuous contact with outside air through
openings.
• Transport in the transport packaging:
– In unventilated containers under conditions not protected from weather e󹪜ects.
– In the “cold" in accordance with outside air.
– Air transport in the air-conditioned cargo hold.
Table 5-1 Ambient conditions during storage and transport
Type of condition Permissible range/class
Transport Storage
Classi󹪝cation EN 60721‑3‑2 EN 60721‑3‑1
Climate class 2K4 1K4
Ambient temperature From -40° C to +70° C From -25° C to +55° C
Biological environmental
conditions
2B1
1)
1B1
1)
Chemically active environ‐
mental conditions
2C2
2)
1C2
2)
Maximum permissible tem‐
perature change
Direct interaction in air/air:
-40°/+30° C at 95% relative humidity
30 K/h
Relative humidity 5 to 95%
Precipitation, rain 6 mm/min
1)
Not permitted
Water other than rain 1 m/s and wet loading surfaces
3)
Not permissi‐
ble
4)
1 m/s and wet load‐
ing surfaces
3)
Condensation, splash water,
icing, salt spray
Permissible Not permissi‐
ble
4)
Permissible
3)
1)
Mold growth, slime, rodents, termites and other animal vermin are not permissible.
2)
In marine- and weather-resistant transport packaging (container).
3)
For storage in the transport packaging.
4)
For storage in the product packaging.
Note
Remove the transport protective foil and packaging material before installing the components.
Application planning
5.2 Climatic and mechanical environmental conditions
NCU 1740
44 Equipment Manual, 10/2021, A5E51087503B AA