国内真实大量偷拍视频

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      YB-12/0.4 Environmental Protection Series Prefabricated Compact Box-Type/Kiosk Substation Supplier

      Original
      price: Negotiable
      minimum:
      Total supply:
      Delivery term: The date of payment from buyers deliver within days
      seat: Shaanxi
      Validity to: Long-term effective
      Last update: 2017-11-19 17:55
      Browse the number: 81
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      Company Profile
       
       
      Product details
      ?YB-12/0.4 Environmental Protection Series Box-type Substation

      ?

      ?

      1.??? General

      YB-12/0.4 Environmental Protection Series prefabricated compact Box-type Substation is applicable to high-rise buildings, street frontage substations, urban street lights, villages, oil field, mines, factories, wharfs, parks, shopping malls and temporary device and places. The compact transformer substation has lots of advantages, such as small occupation space, strong set character, short construction duration, less investment, convenient installation and maintenance, lighter weight, shorter power supply radius and movable feature.

      ?

      2.??? Technical Parameters

      Items

      HV load switch

      transformer

      LV load switch


      Rated capacity(kvA)

      50-1000KVA

      Rated voltage(kV)

      10

      10/0.4

      0.4

      10

      Rated current(A)

      400

      630


      630

      100

      2000

      2500

      6.3-4

      50-100

      Breaking current ? (effective value)A






      50

      Rn3

      SKL.J

      Rn3

      SKL.J

      22

      31.5

      20

      50

      4s thermal stability ? current kA(peak)

      12.5/2s

      20/2s




      Dynamic stability current ? kA(peak)

      31.5

      50




      Short circuit closed current ? kA(peak)

      31.5

      50




      Power frequency withstand ? voltage kv/min

      To ground 42

      Oil immersed TR. 35



      Fracture 48

      Dry type TR. 28

      Lighting impulse withstand ? voltage kV

      To ground 75




      Fracture 85


      Upgrade level dB


      Oil immerse ≤55



      Dry type ≤65

      Protection grade

      IP3X

      IP2X

      IP3X


      ?

      ?

      ?

      3.?????Operation conditions

      1. Ambient temperature: highest temperature is 40℃, lowest temperature is -25℃, highest daily everage temperature ? ? ?should be less than 35℃.

      2. Relative humidity: daily everage≤95%, monthly everage ≤90%.

      3. Outdoor wind speed should be less than 35m/s.

      4. Altitude should be less than 1000m.

      5. Ground inclination is less than 3°.

      6. The installation place should be free from explosion,??fire, chemical corrosion and serious shaking.

      ? ?7.? If the equipment will be used in special conditions, coordinate with manufacturer.


      4. ? ?Test report

      ?

      XD HI-TECH, established 2007, is one of the excellent manufacturers in China. Come and find yb-12/0.4 environmental protection series prefabricated compact box-type/kiosk substation supplier from our factory. With high precision, and good performance, our custom products have a wide application field. Welcome to wholesale our quality products and the PDF display is also offered.

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      ? 国内真实大量偷拍视频
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