220 Technical Data CG Drives & Automation 01-7491-01r0
14.6 Environmental conditions
Table 63 Operation
Parameter Normal operation
Nominal ambient temperature
0
°C–40 °C (32 °F - 104 °F) See section 14.3 page 216 for different conditions
0 °C - 45 °C (32 °F - 113 °F) for sizes C69/D69/C2(69)/D2(69)
Atmospheric pressure 86–106 kPa (12.5 - 15.4 PSI)
Relative humidity
according to IEC 60721-3-3
Class 3K4, 5...95% and non condensing
Contamination,
according to IEC 60721-3-3
No electrically conductive dust allowed. Cooling air must be clean and free from corrosive
materials. Chemical gases, class 3C2. Solid particles, class 3S2.
Vibrations
According to IEC 60068-2-6, Sinusodial vibrations:
10<f<57 Hz, 0.075 mm (0.00295 ft)
57<f<150 Hz, 1g (0,035 oz)
Altitude
0–1000 m (0 - 3280 ft)
480V AC drives, with derating 1%/100 m (328 ft) of rated current up to 4000 m (13123 ft)
690V AC drives, with derating 1%/100 m (328 ft) of rated current up to 2000 m (6562) ft
Coated boards required for 2000 - 4000 m(6562 - 13123 ft)
Table 64 Storage
Parameter Storage condition
Temperature -20 to +60 °C (-4 to + 140 °F)
Atmospheric pressure 86–106 kPa (12.5 - 15.4 PSI)
Relative humidity
according to IEC 60721-3-1
Class 1K4, max. 95% and non condensing and no formation of ice.
WARNING!
If the device is stored for more than two years, the DC link capacitor of the devices must be reformed
during commissioning.
The reforming procedure is described in manual “Capacitor reforming unit”.
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