Environmental requirements for high-frequency equipment: (operating conditions)

1) Surrounding environment

a. The altitude does not exceed 1000m;

b. The ambient temperature is between 5°C and 40°C;

c. The relative humidity is not more than 90% (25°C);

d. There is no conductive dust, explosive gas and corrosive gas that can seriously damage metal and insulation around;

e. There is no obvious vibration and bump.

2) Power supply requirements

a. The three-phase unbalance degree of grid voltage is not more than 5%;

b. Grid voltage fluctuation is not greater than ±10%;

c. The grid voltage must be a sine wave, and the fluctuation of the waveform must not exceed 10%.

3) Cooling water requirements

Water quality: a, total hardness < ph8.5

b. Dissolved solids < 200mg / 1

c. PH value 7 ~ 8.5

d. Suspended solids < 10mg / 1

e. Conductivity < 500S/cm

Water supply system: a. Water inlet pressure 0.15Mpa-0.3Mpa

b. Inlet water temperature 5℃～25℃

c. Outlet water temperature ≤ 40°C