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- Commodity name: N8BZ
Ambient temperature: - 5 ℃ ~ + 4O ℃, the average temperature within 24 hours shall not exceed + 35 ℃. Altitude: ≤ 2000m.
Atmospheric conditions: when the maximum temperature is + 40 ℃, the air relative humidity shall not exceed 50%. When the temperature is low, the humidity is high. The monthly maximum relative humidity is 90% and the minimum temperature is + 20 ℃. In addition, frost may occur with the change of temperature.
Pollution degree: ub7n, n8dn / h, n8bn / h, n8g: 2; N8SG:3.1
Installation category and type: installation category isll or III. The installation method adopts standard steel guide rail installation (th35-7.5).
The circuit breaker shall be installed vertically, and the handle upward position shall be connected with the power supply- The installation shall be free of obvious impact and vibration, corrosive and explosive gases.
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