630A 20kA MV Circuit Breaker 12kV 24kV Outdoor VCB Breaker Compact
Price:
$800-$2000
MOQ:
1 pc
Delivery Time:
15 days
Brand:
MacweyTEK
Product Description
12kV 24kV Outdoor Vacuum Circuit Breaker 630A 20kA
The ZW32-12 outdoor vacuum circuit breaker (VCB) is a three-phase AC 50Hz power distribution equipment with a rated voltage of 12kV. Designed for outdoor use, it serves as reliable protection and control equipment for substations, industrial power distribution systems, and rural power grids with frequent operations.
This circuit breaker features compact size, lightweight construction, anti-condensation properties, and maintenance-free operation. It is engineered to withstand harsh weather conditions and polluted environments while maintaining optimal performance.
Key Features
- Rated voltage: 12kV
- Rated current: 630A
- Rated short-circuit breaking current: 20kA
- Mechanical life: 10,000 operations
- Compact and lightweight design
- Maintenance-free operation
- Excellent performance in harsh environments
Environmental Conditions
- Ambient temperature: -40℃ to +40℃
- Relative humidity: ≤95% (daily average), ≤90% (monthly average)
- Altitude: ≤2000 meters
- Wind pressure: ≤700Pa (equivalent to 34m/s wind speed)
- Seismic intensity: ≤8
- Not suitable for environments with fire, explosion, severe pollution, chemical corrosion, or violent vibration
Technical Parameters
| Parameter | Unit | Value |
|---|---|---|
| Rated voltage | kV | 12 |
| Rated frequency | Hz | 50 |
| Rated current | A | 630 |
| Rated short-circuit breaking current | kA | 20 |
| Rated peak withstand current (peak value) | kA | 50 |
| Rated short-time withstand current | kA | 20 |
| Rated short-circuit making current (peak value) | kA | 50 |
| Mechanical life | Times | 10000 |
| Breaking times of rated short-circuit breaking current | Times | 30 |
| Power frequency withstand voltage (1min): wet/dry interphase, ground/fracture | kV | 42/48 |
| Lightning impulse withstand voltage (peak) interphase, ground/fracture | kV | 75/85 |
| Secondary circuit 1min power frequency withstand voltage | kV | 2 |
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Company
Ningbo Macwey Industrial Technology Co.,Ltd
Location
No.218, Weier Road, Chongshou Industrial Park, Cixi City (Ningbo), China
Contact Person
Alec Sung