Yongce Group Co., Ltd.
Complete Product Introduction
1. Product Brief Introduction
The ZW10-12F outdoor high-voltage vacuum circuit breaker (hereinafter referred to as the circuit breaker) is an outdoor power distribution equipment with a rated voltage of 12kV and three-phase 50Hz AC. It is mainly used in rural power grids, urban power grids, railway, mine and port power distribution systems, and is especially suitable for switching on and off load current, overload current and short-circuit current in outdoor overhead lines and power systems, so as to perform switching and protection on the power grid.
2. Model Meaning & Explanation
The coding of the product model contains the core structural characteristics and parameter information of the circuit breaker. The specific meaning of each part of the model (ZW10-12F/630(1250)-12.5/16/20) is as follows:
- ZW: Vacuum Circuit Breaker
- 10: Outdoor Type
- 12: Rated Voltage (kV)
- F: Isolating Switch
- 630(1250): Rated Current (A)
- 12.5/16/20: Rated Short-Circuit Breaking Current (kA)
3. Main Technical Parameters
| Serial No. | Item | Unit | Parameter Value | ||
|---|---|---|---|---|---|
| 01 | Rated Voltage | kV | 12 | ||
| 02 | Rated Current | A | 630/1250 | ||
| 03 | Rated Frequency | Hz | 50 | ||
| 04 | Rated Short-Circuit Breaking Current | kA | 12.5 | 16 | 20 |
| 05 | Rated Peak Withstand Current (Peak Value) | kA | 31.5 | 40 | 50 |
| 06 | Rated Short-Time Withstand Current (4s) | kA | 12.5 | 16 | 20 |
| 07 | Rated Short-Circuit Making Current (Peak Value) | kA | 31.5 | 40 | 50 |
| 08 | Number of Rated Short-Circuit Breaking Operations | times | 30 | ||
| 09 | Mechanical Life | times | 10000 | ||
| 10 | Power Frequency Withstand Voltage (1min) | kV | 42 | ||
| 11 | Lightning Impulse Withstand Voltage (Peak Value) | kV | 75 | ||
| 12 | Secondary Circuit Power Frequency Withstand Voltage (1min) | kV | 2 | ||
| 13 | Net Weight | kg | 150 | ||
4. Overall and Installation Dimensions
Note: The data in brackets are the dimensions of the body with built-in double PT.
1. Cabinet Body2. Product Nameplate3. Operating Mechanism4. Terminal 5. Insulating Rod6. Current Transformer7. Closing/Opening Indicator8. Energy Storage Pointer 9. Insulating Cylinder10. Terminal11. Rear Cover Plate12.Energy Storage Crank Handle 13. Operating Mechanism Box14. Manual Closing Pull Ring15. Manual Opening Pull Ring16. Grounding Bolt
