... ) 4) Rated voltage: H. V: 20, 11, 10.5, 10, 6.3, 6KV (Or as customer requirement) L. V.: 0.4 ... range: +/- 5% or +/- 2 * 2.5% (Or as customer requirement) 6) Frequency: 50/60HZ7) Number of phases: 3 8) Cooling method ... average temperature: +20 4) Indoor and outdoor 5) Highest daily average temperature: +30 6) Lowest temperature: -25 7) We can also provide ...