Ningbo Suntech Power Machinery Tools Co., Ltd.

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Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker

Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker

  • Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker
  • Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker
  • Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker
  • Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker
Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker
Product Details:
Place of Origin: Ningbo,China
Brand Name: Suntech
Certification: ISO
Model Number: ZW43-12
Payment & Shipping Terms:
Minimum Order Quantity: 1 PCS
Price: Negotiation
Packaging Details: Exported Wooden Boxes
Delivery Time: 30-35 days after Payment
Payment Terms: L/C , T/T, Western Union
Supply Ability: 8000 pcs per month
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Detailed Product Description
Name: AC Vacuum Circuit Breaker Altitude: ≤2000m
Wind Speed: 34m/s Ambient Temperature: -40°C-+45°C
High Light:

Permanent Magnet 3 Phase Circuit Breaker

,

12KV 3 Phase Circuit Breaker

,

Permanent Magnet Mechanism 12KV Circuit Breaker

Permanent Magnet Mechanism High Voltage 12KV 3 Phase Circuit Breaker

 

ZW43-12 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. It is 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 standard of IEC62271-100 & GB1984-2014: AC high voltage circuit breaker, IEC60694 &GB/T1 1022: HV general technical requirement of switch and control apparatus

 

Basic equipments:

1. Current transformer protection poles 2 pieces.

2. Permanent magnet operation power supply.

 

Optional equipments:

1. Current transformer, metering and protection poles 2 pieces for each,75/5.

2. Outer voltage transformer 2 pieces (for control power supply and metering).

3. Reclosing contrllr and series FTU and RTU.

4. Disconnect blade.

 

Name Unit Data
Rated voltage kV 12

Rated

insulating

level

1min P.F withstand voltage

(phase to phase, to earth; across open contacts)

dry 42/48
wet 34

Lightning impulse withstand voltage peak

(phase to phase, to earth;)

75

Lightning impulse withstand voltage peak

( across open contacts )

85
Rated frequency Hz 50
Rated current A 630, 1250
Rated short-time withstand current KA/4S 20,25
Rated short-circuit breaking current KA 20,25
Rated short-circuit making current 50,63
Rated peak withstand current(peak) 50,63
Rated operating sequence / O-0.3s-CO-180s-CO
Breaking time of rated short-circuit breaking current Times 30
Mechanical duration 30000,10000
Abrasions thickNess of contacts mm 3
Net weight kf 70

 

Product feature

1. Mini vacuum arc extinguish

High reliability; small volume; long life time; fixed inside the epoxide resin, But also to use the spring operating mechanism.

 

2. Epoxide resin sealing

Anti-ozone, anti-ultraviolet; It is firm, light and convenience for transport.

 

3. Permanent magnet mechanism

Small volume, reliable performance, non-maintenance.

 

4. Manual breaking

Improve the reliability; It can operate under the urgent condition.

 

5. Direction tester

It is mounted on the linkAge axial to check the opening and closing direction.

 

6. Switch case

Aluminum- aloy material, anti-rust steel and armor plate.

Standard IEC62271-100 & GB1984-2014: AC high voltage circuit breaker, IEC60694 &GB/T1 1022: HV general technical requirement of switch and control apparatus
Ambient condition

1. Altitude: ≤ 2000m

2. Ambient temperature: -40°C~+45°C

3. Earthquake intensity: 8 degree;

4. Ice thickNess: 10mm;

5. Wind speed: 34m/s (air pressure 700Pa).

 

Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker 0

Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker 1

 

 

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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