Hubei Dayu Hanguang Vacuum Electric Co.,Ltd.
您身边的真空元器件专家

0712-2883988

Products

Home Page > Embedded poles > Embedded Poles
Embedded Poles
  • Product name:

    Embedded Poles

    Hits: 0
    Category: Embedded poles
    Model: HEP-12/1600-31.5A
Product details

HEP-12 1600-31.5A 12 1250-31.5A.jpg

HEP-12 1600-31.5A 12 1250-31.5A-2.jpg

Main Technical Parameter
Rated voltage12kV
Rated current1250/1600A
Rated frequency50Hz
Rated short-time Power frequency withstand voltage48kV
Rated lightning impulse withstand voltage85kV
Rated short-circuit breaking current31.5kA
Rated short-circuit making current(peak)80kA
Breaking operations of rated short circuit breaking current30 times
Rated breaking current of single capacitor bank630A
Rated short-time withstand current31.5kA
Rated peak withstand current80kA
Rated duration of short-circuit4 s
Mechanical endurance10000 times
Closing force due to bellow and atmosphere140±50N
Force required to hold contacts open at full storke230±50N
Circuit resistance at lowest rated contact force≤25μΩ
Contacts limit erosion3mm
MECHANICAL DATA REQUIRED FOR THE MATCHED VACUUM SWITCHGEAR
Clearance between open contacts11±1 mm
Average opening speed1.2±0.2m/s
Average closing speed0.6±0.2m/s
Rated added extemal contact final force3100±200N
Contact bouncing duration at closing operation≤2 ms
Closing and opening non-simultaneity of three-phase contacts≤2 mm

微购彩票免费试玩 微购彩票官网 苹果彩票QQ群 热购彩票投注 热购彩票 苹果彩票注册 微购彩票线路 苹果彩票注册 苹果彩票QQ群 微购彩票