1.main mertial:all-copper wire and silicon steel sheet 2.noiselee level: <40DB 3. low heating 4. rated power:0.5kva-100kva

transformer has follow feature:

input voltage: 380v

output voltage: 200v

raw material: red copper and silicon steel sheet

dry type

noise: less than 40db

brand name: CST

altitude: less than 2000M

3-phase transformer