ZW20 High Voltage MV 12KV VCB Vacuum Circuit Breakers with the controller
Place of Origin:
China
Price:
Negotiate
Payment Terms:
L/C,D/A,D/P,T/T,Western Union
Specifications
| Item: | Rated Voltage | Unit: | KV |
| Data: | 12 | Item: | 1 Min P.F Withstand Voltage |
| Data: | 42 | Item: | 1 Min P.F Withstand Voltage-wet (Phase To Earth, Outer Insulate) |
| Data: | 34 | Item: | Lightning Impulse Withstand Voltage (peak) |
| Data: | 75 | Item: | Rated Current |
| Unit: | A | Data: | 630/1250 |
| Item: | Rated Power Frequency | Unit: | Hz |
| Data: | 50*60 | Item: | Rated Short-circuit Breaking Current |
| Unit: | KA | Data: | 12.5/16/20 |
| Item: | Rated Operating Sequence | Data: | O-0.3s-CO-180s-CO |
| Item: | Rated Short-circuit Breaking Time | Unit: | Times |
| Data: | 30 | Item: | Rated Short-circuit Making Current (peak) |
| Data: | 31.5/40/50 | Item: | Rated Withstand Current (peak) |
| Item: | Rated Short-time Withstand Current (4s) | Item: | Rated Short-circuit Duration |
| Unit: | S | Data: | 4 |
| Item: | Mechanical Life | Data: | 10000 |
| Item: | Rated Operating Voltage And Rated Voltage Of Auxiliary Loop | Unit: | V |
| Data: | 220 | Item: | Rated Current Of Over-current Tripper |
| Data: | 5 |
Product Description
ZW20A-12 Outdoor High-Voltage Vacuum Circuit Breaker The ZW20A-12 is a high-performance outdoor column vacuum circuit breaker designed for 12kV, three-phase AC 50Hz power systems. Engineered for reliability, it excels in controlling load, overload, and short-circuit currents in urban distribution ...
ZW20A-12 Outdoor High-Voltage Vacuum Circuit Breaker
The ZW20A-12 is a high-performance outdoor column vacuum circuit breaker designed for 12kV, three-phase AC 50Hz power systems. Engineered for reliability, it excels in controlling load, overload, and short-circuit currents in urban distribution networks and industrial facilities.
Key Benefits & Features
- Maintenance-Free: Advanced sealed structure filled with SF6 gas for superior environmental resistance.
- High Reliability: Spring operating mechanism with a multi-stage release system for consistent performance.
- Automation Ready: Fully compatible with distribution automation systems and recloser functions.
- Versatile Application: Ideal for frequent operations in substations and industrial mining enterprises.
Product Attributes
Brand: ZW20A-12 Series
Application: Power Grid & Industrial Distribution
Maintenance: Maintenance-Free Design
Insulation: SF6 Gas Sealed
Technical Specifications
| Parameter | Unit | Data |
|---|---|---|
| Rated Voltage | kV | 12 |
| Rated Current | A | 630/1250 |
| Rated Short-circuit Breaking Current | kA | 12.5/16/20 |
| Mechanical Life | Times | 10000 |
| Lightning Impulse Withstand Voltage | kV | 75 |
| Rated Short-circuit Duration | s | 4 |
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