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IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker

IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker

  • IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker
  • IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker
  • IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker
  • IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker
  • IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker
IEC 62271-100 12KV High Voltage Indoor Vacuum Circuit Breaker
Product Details:
Place of Origin: Ningbo,China
Brand Name: Suntech
Certification: ISO
Model Number: ZN63(VS1)-12
Payment & Shipping Terms:
Minimum Order Quantity: 1 PCS
Price: Get Latest Price
Packaging Details: Exported Box and Carton
Delivery Time: 25 days after Payment
Payment Terms: L/C , T/T
Supply Ability: 10000 pcs per month
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Detailed Product Description
Type: Circuit Breaker Name: Vacuum Circuit Breaker
Ambient Temperature: -40°C-+40°C Altitude: ≤1000m
High Light:

IEC 62271-100 Indoor Vacuum Circuit Breaker

,

12KV Indoor Vacuum Circuit Breaker

,

12KV High Voltage Circuit Breaker

Electrical 12kv High Voltage Indoor Vacuum Circuit Breaker

 

ZN63(VS1) indoor high-voltage alteratingcurrent vacuum circuit breaker has a frequency of 50Hz and a rated voltage of 12kV. It applies to the ecrical equipment control and protection in industial and mining enterprises, power plants and substations, priculanty to the places needing frequent operation. It can be fixed in a switch cabinet or nstalld on a handcart.

With stable performance and convenient intallation, it is the best choice for the control and protection of hig-voltage power transmission and distribution systems.

 

1.1 Technical parameters

Item Unit Reference value
Rated voltage kV 12
Rated insulation level

Power frequency voltage

(when losing a circuit)

kV Breaker 42

Impulse withstand voltage

(when losing a circuit)

kV Breaker 75
Rated frequency Hz 50/60
Rated current A 630/1250/1600/2000/2500/3150/4000
Rated short-circuit breaking current KA 20,25,31.5,40
Rated short-circuit making current (peak value) KA 50,63,80,100
Rated short-time withstand current KA 20,25,31.5,40
Rated withstand current (peak value) KA 50,63,80,100
Required operation sequence   O-0.3s-CO-180s-CO
Rated short-circuit duration s 4
Times of making-breaking with the rated short-circuit current Times 30
Mechanical life Times 10000
Weight kg 110

 

1.2 Mechanical parameters

Item Unit Reference value
Gap of contacts mm 11±1
Contact overtravel mm 3.5±0.5
Average making speed m/s 0.6±0.2
Average breaking speed m/s 1.1±0.2
Bounce time in contact making ms ≤2
Non-synchronous making/breaking of contact ms ≤2 ≤3(40kA)
Resistance of the circuit of each phase μΩ ≤80
Permissible total wear thickness of the moving/fixed contact mm 3

 

Product standards

1. IEC 62271-100 High-voltage alternating-current circuit-breakers

2. GB/T 11022-2011 Common specifications for high-voltage switchgear and controlgear standards

3. GB 1984 High-voltage alternating-current circuit-breakers

4. GB311.1 Insulation co-ordination for high voltage transmission and distribution equipment

Ambient condition

1. Altitude:≤1000m;

2. Ambient temperature: - 40℃-+40℃ (below 35C within 24 hours)

3. Relative humidity: ≤95% (daily average) or≤90% (monthly average)

IEC 62271-100 12KV High Voltage Indoor 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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