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Ningbo Ville Electric Co., Ltd.

Breaker, Circuit Breaker, Vacuum Breaker manufacturer / supplier in China, offering Indoor AC HV Vacuum Circuit Breaker (ZN28BI-12), 12.5mva Sz11 Series 35kv Power Transformer with on Load Tap Changer, Lw58-252/T4000-50 High Voltage Sf6 Circuit Breaker and so on.

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Supplier Homepage Product High Voltage Circuit Breaker Indoor AC HV Vacuum Circuit Breaker (ZN28BI-12)

Indoor AC HV Vacuum Circuit Breaker (ZN28BI-12)

FOB Price: US $1,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1,000/ Piece
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Transport Package: Customized
Payment Terms: L/C, T/T, D/P, Paypal

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Circuit Breaker
24 Products
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Basic Info
  • Model NO.: ZN28BI-12
  • Operation: Electric Type
  • Arc-extinguishing Medium: Vacuum
  • Structure: ACB
  • Certification: GB1984\Jb3855\IEC56
  • Phase: Three Phase
  • Trademark: ville
  • Origin: China
  • Breaking Capacity: High Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed
  • Poles Number: 3
  • Rated Voltage: 12kv
  • Frequency: 50Hz
  • Specification: iec
  • HS Code: 85
Product Description
This kind of product is indoor equipment with three-phase of AC 50HZ and 12KV rated voltage, can be used to protect and operate the apparatuses in the industrial and mining enterprises, the distribution system, especially in the situation that requires no oil, little maintenance and frequent operation.

A. Circuit breaker and its controlling mechanism form integration;
B. Perfect in structure, stability and reliability in operation;
C. Long service time, easy maintenance, and no danger of bombing, no pollution, low noise;
D. Fitted in the handcart box or fixed box;
E. The capacity of opening, breaking frequently and closing quickly;
F. Especially used in the places of frequent operation;
1Rated voltageKV12
2Rated short-circuit breaking currentKA202531.540
3Rated currentA630
4Rated short-time withstand currentKA202531.540
5Rated peak withstand currentKA506380100
6Short making currentKA506380100
7Rated power frequency withstand voltageKV40   
8Rated lightning impulse withstand voltageKV75
9Mechanical enduranceTimes10000
10Pitch distance between phasesMm210 ,230,250,275
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