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Vacuum Circuit Breakers
ZW32-12 Outdoor Vacuum Circuit Breaker
The ZW32-12 is a pole-mounted outdoor vacuum circuit breaker rated at 12kV, widely used in rural and urban power distribution networks. Features a compact spring-operated mechanism for reliable switching operations.
Key Features
- 12kV rated voltage, 630A rated current
- 20kA short-circuit breaking capacity
- Spring-operated mechanism — compact & lightweight
- Silicone rubber / epoxy resin insulation
- Mechanical life: 10,000 operations
- Suitable for frequent switching applications
- Manual and motorized operation available
Technical Specifications
| Rated Voltage | 12 kV |
| Rated Current | 630 A |
| Rated Frequency | 50 Hz |
| Rated Short-Circuit Breaking Current | 20 kA |
| Rated Peak Withstand Current | 50 kA |
| Rated Short-Time Withstand Current | 20 kA / 4s |
| Mechanical Life | 10,000 operations |
| Lightning Impulse Withstand Voltage | 75 kV (peak) |
| Power Frequency Withstand Voltage (Wet) | 34 kV |
| Power Frequency Withstand Voltage (Dry) | 42 kV |
| Closing Time | <300 ms |
| Opening Time | 18-45 ms |
Applications
Rural power distribution networksUrban overhead line distributionIndustrial park power supplyPole-mounted switching stations
Standards Compliance
IEC 62271-100GB 1984GB/T 11022
Reply within 12hISO / CE / CCC CertifiedOEM Available
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Frequently Asked Questions
What is the rated voltage of the ZW32-12 Outdoor Vacuum Circuit Breaker?
The ZW32-12 Outdoor Vacuum Circuit Breaker has a rated voltage of 12 kV. Please refer to the technical specifications table above for complete electrical ratings.
What is the lead time for ZW32-12 Outdoor Vacuum Circuit Breaker?
Standard lead time for the ZW32-12 Outdoor Vacuum Circuit Breaker is approximately 30 days. Larger quantities or custom configurations may require additional production time. Contact our sales team for a precise delivery schedule.
Can the ZW32-12 Outdoor Vacuum Circuit Breaker be customized for OEM projects?
Yes, NAIJI Electric offers OEM and custom manufacturing for the ZW32-12 Outdoor Vacuum Circuit Breaker. We can adjust specifications, branding, and configurations to meet project-specific requirements. Minimum order quantities apply.
What standards does the ZW32-12 Outdoor Vacuum Circuit Breaker comply with?
The ZW32-12 Outdoor Vacuum Circuit Breaker is designed and tested in accordance with IEC 62271-100, GB 1984, GB/T 11022. All products undergo rigorous factory testing before shipment.
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