630A Powerful Electrical Sectionalizer Intelligent Stainless Steel Manual/Automatic Vacuum Circuit Breaker
Product Description:
ZW32-12 series electrical sectionlizer is an outdoor distribution equipment with a rated voltage of 12kV and a three-phase AC frequency of 50Hz. It is mainly used for breaking and closing the load current, overload current, and short circuit current in electronic systems. It is suitable for protection and control in substations and industrial and mining enterprise distribution systems, as well as for frequent operations in rural power grids. It can also be used as a sectional switch for power grid operation. After installing a controller, it can achieve distribution network automation.
Application:
1.Industrial and mining enterprises: The ZW32-12 elctrical sectionlizer is employed in the distribution systems of industrial and mining enterprises to protect motors, transformers, and other electrical equipment from overcurrents and short circuits. It helps maintain the stability and safety of the power supply in these facilities.
2.Commercial buildings: The electrical sectionlizer is also utilized in commercial buildings for power distribution and protection. It ensures safe and reliable operation of electrical systems, preventing damage to equipment and minimizing downtime.
3.Oil and gas industry: The electrical sectionlizer is employed in the oil and gas industry for protection of electrical equipment in refineries, pipelines, and offshore platforms. It ensures safe operation in hazardous environments and protects against potential electrical faults.
4.Renewable energy systems: The ZW32-12 electrical sectionlizer is commonly employed in renewable energy systems such as solar power plants and wind farms. It provides protection and control for the distribution of power generated from renewable sources, ensuring efficient and reliable operation of the system.
Feature:
1.High-voltage vacuum circuit breaker: It adopts vacuum arc extinguishing technology and has good breaking performance and strong arc extinguishing capability. It can reliably interrupt load currents, overload currents, and short circuit currents.
2.Outdoor design: It is suitable for outdoor environments and has good weather resistance and protection performance, allowing it to operate normally under various harsh weather conditions.
3.Rated voltage and frequency: It is suitable for distribution systems with a rated voltage of 12kV and a three-phase AC frequency of 50Hz, meeting the corresponding power requirements.
4.Protection and control functionality: It is mainly used for load protection and control in substations and industrial and mining enterprise distribution systems. It can effectively protect the safe operation of power equipment and systems.
5.Rural power grid application: Due to the frequent operations in rural power grids, this circuit breaker is widely used and can be used as a sectional switch and for distribution network automation in rural power grids.
Structure:
The load break switch is composed of pillar, base and suspensions for mounting, fixing and lifting.
1. The column high voltage load break switch equipped with vacuum interrupter has stable and reliable breaking performance, no ignition and explosion hazard, safety, maintenance-free, small size, light weight and long service life, etc.
Features.
2. The load break switch is fully enclosed, with good tightness, moisture proof and dehumidifying. It is suitable for use in hot and humid zone.
3. The closing and opening of the load break switch can be operated manually or electrically or remotely.
4. The operating mechanism is novel, simple, reliable, small size, mechanical life up to 10,000 times, the energy storage motor is a DC permanent magnet motor, the voltage level is -220V-110V-48V-24V which can be choose.
Technical Parameter:
| Serial No. | Parameter | Unit | Data |
| 1 | Rated voltage | kV | 12 |
| 2 | Insulation level of Fracture | Working Frequency(Dry Test/Wet Test) | 48 |
| Voltage of Lightning Shock Test (Peak) | 85 |
| 3 | Level of Insulation to ground/phase to phase | Working Frequency | Dry Test | 42 |
| Wet Test | 34 |
| Voltage of Lightning Shock Test (Peak) | 75 |
| 4 | Rated Current | A | 630 |
| 5 | Rated thermal stability current (Effective value) | kA | 20 |
| 6 | Rated short-circuit breaking current (Effective value) | 25 |
| 7 | Rated thermal stability time | s | 4 |
| 8 | Rated short-circuit closing current(Peak) | kA | 63 |
| 9 | Rated dynamic stability current (Peak) |
| 10 | Mechanical lifetime | times | 10000 |
| 11 | Opening rated current | 1000 |
| 12 | Surrounding air temperature | Highest Temperature | ℃ | -55 |
| Lowest Temperature | +60 |
| Difference ofMaximum daily temperature | K | ≤25 |
| 13 | Altitude | m | ≤2500 |
| 14 | Humidity | Average of daily relative humidity | % | ≤95 |
| Average of monthly relative humidity | ≤90 |
| 15 | Earthquake-resistant capacity | Horizontal acceleration | g | 0.25 |
| Ground vertical acceleration | 0.125 |
| Safety Factor | / | 1.67 |
| 16 | Wind Speed | m/s | ≤35 |
| 17 | Ice Thickness | mm | ≤20 |
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