Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker
Permanent Magnet Mechanism 12KV 3 Phase Circuit Breaker image
Brand Name :
Suntech
Model Number :
ZW43-12
Certification :
ISO
Place of Origin :
Ningbo,China
MOQ :
1 PCS
Price :
Negotiation
Payment Terms :
L/C , T/T, Western Union
Supply Ability :
8000 pcs per month
Delivery Time :
30-35 days after Payment
Packaging Details :
Exported Wooden Boxes
Name :
AC Vacuum Circuit Breaker
Altitude :
≤2000m
Wind speed :
34m/s
Ambient temperature :
-40°C-+45°C
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). |
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Tags: 12KV 3 Phase Circuit Breaker, Permanent Magnet 3 Phase Circuit Breaker, Permanent Magnet Mechanism 12KV Circuit Breaker, Vacuum Circuit BreakerSimilar Or Related
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