Combined Substation

Service condition
1.Altitude:≤1000m (above sea level)
2.Ambient temperature:Max.40 Min.-25
Max.Monthly average temperature:≤35
Max.Yearly average temperature:≤25
3.Relative humidity:Daily average value≤95%, monthly average value≤90%
4.Max.Daily difference in temperature:25
5.Sunlight intensity:0.1W/CM2 (wind speed 0.5M/S);
6.Outdoor wind speed:≤35m/s;
7.Pollution grade:Grade III;
8.Rain proof grade:Grade 3;
9.The gradient on installation spot shall be not more than 3°;
10.Ability of anti-earthquake:Horizontal acceleration of ground surface is 0.2g
Vertical acceleration of ground surface is 0.1g;
11.Installation spot:The spot should has no fire\explosion danger\serious pollution\chemical corrosion and exquisite shake.
Customer should negotiate with manufacturer if the service condition is different from above.