Installation conditions of stainless steel distribution box

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The stainless steel distribution box is made of stainless steel materials. According to the electrical wiring requirements, the switchgear, measuring instruments, protective appliances and auxiliary equipment are assembled in the closed or semi closed metal cabinet or on the screen to form a low-voltage distribution device. We have certain regulations for its installation environment:

  1. The ambient air temperature is - 5 ℃ ~ + 40 ℃, and the average value of 24 hours is not more than + 35 ℃;
  2. The altitude of the installation site shall not exceed 2000m;
  3. The relative humidity of the air shall not exceed 50% when the maximum temperature is + 40 ℃; the relative humidity may be higher when the temperature is lower, and the monthly average minimum temperature of the wettest month shall not exceed + 25 ℃, and the monthly average maximum relative humidity of the month shall not exceed 90%, and condensation on the product surface due to temperature change shall be considered; pollution level 3;
  4. The temperature during transportation and storage can be between - 25 ℃ and + 55 ℃, and it can reach + 70 ℃ in a short time (no more than 24 hours).
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