●Environmental temperature: no high than 40℃, no less than -40℃.
●Air relative humidity: day average no greater than 95%, on average less than 90%.
●The altitude does not exceed 2000m.
●Wind pressure not more than 700Pa(equivalent to wind speed 34m/s)
●Seismic intensity not more than eight level.
●No fire, explosion, serious filthy, chemical corrosion and violent vibration of places.
●If the customers have other special requirements, can be in order to put forward , our company can offer most satisfied.ne.
●Stable and reliable, and has no combustion and explosion danger, safety, free of maintenance, small volume, light weight and long service life etc;
●Has the sealing, prevent condensation sex, anticorrosive, prevent salt mist sex of environment such as excellent performance;
●Unique design of the buffer device, excellent performance, the rally is small, low noise;
●Welding quality, stable and reliable, and a flat rate is low;
●Achieve precise current protection;
●Circuit breaker in the counter have action and is convenient for the user to maintain control products in the actual operation of The Times, make the maintenance staff to understand the product real date.
●According to the requirements of the customers, and the corresponding controller with automatic coincidence, stage is a device, which is the ideal equipment of automation distribution network.