This product is our company introduced advanced technology and a new generation of high voltage electrical products in accordance with the requirements of domestic rural and urban network renovation,designed and developed. The strict type test and long-term operation of the examination, the technical performance indicators all meet IECstanderds

1) Suitable Altitude: ≤2000mSuitable

(2) Temperature: -40℃ ~ +55℃Relative

(3) Humidity: Daily mean ≤95%, monthly mean ≤90%

(4) Gradation of Earthquake Damage: ≤ Level 8