Ningbo Suntech Power Machinery Tools Co., Ltd.

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Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker

Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker

  • Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker
  • Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker
  • Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker
  • Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker
Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker
Product Details:
Place of Origin: Ningbo,China
Brand Name: Suntech
Certification: ISO
Model Number: ZW8-12
Payment & Shipping Terms:
Minimum Order Quantity: 2 PCS
Price: Get the lastest price
Packaging Details: Exported Wooden Cases Or Containers
Delivery Time: 30 days after Payment
Payment Terms: L/C , T/T
Supply Ability: 2000 pcs per month
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Detailed Product Description
Item: Transmission Line Circuit Breaker Product Name: Vacuum Circuit Breaker
Altitude: ≤2000m Ambient Temperature: -40°C-+45°C
Wind Speed: 34m/s Earthquake Intensity: 8 Degree
High Light:

Outdoor 12KV Vacuum Circuit Breaker

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Power Line 12KV Vacuum Circuit Breaker

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AC 3 Phase VCB Breaker

Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker

 

ZW8-12 model outdoor AC vacuum circuit breaker is used to make and break load current, overload current and short-circuit current in12KV, 50/60Hz power system. Its applicable for substations, industry and mining, urban and rural electricity power networks, especially applicable in occasions with frequent operation and automatic power distribution network. It accords with the standards of 1EC62271-100 & GB1984: AC high voltage circuit breaker, IEC60694 & GB/T1 1022: HV General technical requirement of switch and control apparatus.

 

Name Unit Data
16kA 20kA 25kA
Rated voltage KV 10
Max. operation voltage KV 12
Rated current A 630/1250
Rated short-circuit breaking current KA 16 20 25
Rated short-circuit making current KA 40 50 63
Rated peak withstand current KA 40 50 63
Rated short-time withstand current KA 16 20 25
Rated Insulate level 1min P.F withstand voltage KV 42/48
Lightning impulse withstand voltage(peak) KV 75
Rated operating sequence   O-0.3s-CO-180s-CO
Mechanical life Times 10000
Rated short-circuit breaking current breaking times Times 30
Rated Operating Setup Closing Voltage V AC220 DC220,100
Rated Operating Setup Opening Voltage V AC220 DC220,100
Contact Stroke mm 11±1
Contact Over travel (Contact Spring Constringent Length) mm 3
Out Of Simultaneity Of Contact Closing And Opening ms ≤2
Contact Closing Bounce Time ms ≤2
Average opening Speed m/s 1.0±0.2
Average Closing Speed m/s 0.7±0.15
Opening Time The Highest Operating Voltage s 0.015-0.05
The Lowest Operating Voltage s 0.03-0.06
Contact Closing Time s 0.025-0.05
Current by Phase Circuit Resistance μΩ 120(200)
Contact erosion limit mm 3

 

Structure Feature

1. Vacum arc extinguish.

2. Silicon rubber and plastic composite insulation.

3. It can be matched with controller as automatic recloser and auto-sectionalizer.

Ambient condition

1. Altitude: ≤ 2000m

2. Ambient temperature: -40°C~+45°C

3.The wind speed does not exceed 34m / s

4. Earthquake intensity:8 degree;

5. Relative humidiy: monthly average 90%, daily average 95%;

6. Ice thickNess: 10mm;

7. Pollution degree: IV;

8. There will be have dew under the condition of high temperature low down hastily.

Power Line AC 3 Phase Outdoor 12KV Vacuum Circuit Breaker 0

Contact Details
Ningbo Suntech Power Machinery Tools Co.,Ltd.

Contact Person: Peter

Tel: 86-13958364836

Send your inquiry directly to us
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