Haier DW-150W200 Operation Manual page 24

Ambient Conditions
The freezer is designed in consideration of following conditions and can be used in a safe way at least
under the following conditions (on the basis of IEC 1010-1):
1. Indoor use;
2. Altitude not higher than 2000m;
3. Ambient temperature within the range of 5℃～32℃;
4. At a temperature not above 31℃, maximum relative humidity is 80%; the max. relative humidity
decreases in a linear manner as temperature rises; max. relative humidity decreases to 50% upon
reaching 40℃;
5. The voltage fluctuation of main power supply is not over ±10% of its rated voltage;
6. Additional fluctuation range of power supply voltage specified by the manufacturer;
7. Up to the transient voltage of Equipment Installation Category (Over-voltage Category) II; for main
power supply, the minimum and general category is Category II;
8. Up to Pollution Class II specified in the Standard IEC664.
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