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12kV 11kV Compact Substation , HV / LV Power Distribution Substation

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12kV 11kV Compact Substation , HV / LV Power Distribution Substation

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Brand Name : Tianan Electric

Model Number : ZBW1

Place of Origin : China

MOQ : 1set

Price : Pending based on scheme

Payment Terms : T/T, L/C, D/A, D/P, Western Union, MoneyGram

Supply Ability : 2000sets per year

Delivery Time : 60 work days

Packaging Details : International standards package

Rated voltage : 12kV 11kV

Power capacity : 800KVA

Low voltage : 690V 400V

HV Rated current : 400A-1250A

LV Current : 200A-2500A

Power Frequency : AC50HZ

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HV / LV Prefabricated Compact Transformer Substation Combined Substation ​

Service condition

  1. Altitude: ≤1000m (above sea level)
  2. Ambient temperature: Max. 40℃ Min. -25℃

Max. monthly average temperature: ≤ 35℃

Max. yearly average temperature: ≤ 25℃

  1. Relative humidity: Daily average value≤95%,monthly average value≤90%
  2. Max. daily difference in temperature: 25℃
  3. Sunlight intensity: 0.1W/CM2 (wind speed 0.5M/S);
  4. Outdoor wind speed : ≤35m/s;
  5. Pollution grade: Grade III ;
  6. Rain proof grade: Grade 3;
  7. The gradient on installation spot shall be not more than 3°；
  8. Ability of anti-earthquake: Horizontal acceleration of ground surface is 0.2g

Vertical acceleration of ground surface is 0.1g;

  1. Installation spot: The spot should has no fire,explosion danger,serious pollution,chemical corrosion and exquisite shake.

Customer should negotiate with manufacturer if the service condition is different from above.

Technical parameters

Items Unit Parameters
High Voltage Part Rated voltage kV 12 24
Rated frequency Hz 50
Rated current of main busbar A 630
1mm power frequency withstand voltage (to earth and between phases/disconnecting fracture) kV 42/48
Lightning impulse withstand voltage (to earth and between phases/disconnecting fracture) kV 75/85
Rated short time withstand current kA/s 25/2
Rated peak withstand current kA 63
Rated short time making current kA 50
Rated transfer current A 1500
Breaking current of fuse kA 31.5 40
Low Voltage Part Rated voltage V 400
Rated current of main circuit A 100-4000
Rated limiting short circuit breaking ability kA 80
Rated operating short circuit breaking ability kA 50 (65)
Rated short time withstand current kA/1s 50 (65)
Branch current,compensating capacity According to requirements of users
Transformer Rated capacity kVA 30-2000
Impedance voltage % 4 4.5
Tapping range % ±2×2.5 ±5
Connection symbol Y, yn0 D, yn11
Case Protection level of enclosure IP23
Sound level dB ≤50

12kV 11kV Compact Substation , HV / LV Power Distribution Substation

12kV 11kV Compact Substation , HV / LV Power Distribution Substation


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packaged transformer substation

      

power distribution substation

      
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