| Brand | Switchgear parts | 
| Numero ng Modelo | 12kV na pangangalakal ng kapaligiran at buong naka-seal (air insulated na walang SF6 gas) na switch na may itaas na isolation circuit breaker | 
| Tensyon na Naka-ugali | 12kV | 
| Rated Current | 630A | 
| Rated short-circuit breaking current | 25kA | 
| Serye | KHV-12 | 
Ang serye ng mga switch na may gas insulated na ito ay gumagamit ng epoxy resin para i-inject ang pressure packaging sa three-phase vacuum arc extinguishing chamber. Ang epoxy resin ay isang malawak na ginagamit na insulating material sa industriya, at dahil sa kanyang kamangha-manghang insulation performance at mataas na materyales stability, ito ay malawak na ginagamit sa electrical industry. Ang insulating medium ng switch sa high-voltage cabinet ay zero grade dry air o 99.99% pure N gas na sumasang-ayon sa GB/T8979-2008. Ang main circuit arc extinguishing system ng switch body ay naka-encapsulated sa pole, at may busbar overlap surface sa itaas na bahagi ng static knife, na napakadaling mag-overlap ng busbar. Ang serye ng mga switch na ito ay nakatugma sa operating mechanism na independiyenteng ginawa ng kompanya. Ang buong cabinet application ay may buong mechanism interlocking function, at ang operating mechanism ay sumasang-ayon sa limang pagsasala ng power distribution system. Ito rin ay maaaring palawigin ang installation program lock, lock, flexible configure secondary auxiliary at customize special application solutions para sa iba't ibang proyekto.
Model description

| Serial Number | Item | Unit | Parameter | Remark | 
|---|---|---|---|---|
| 1 | Rated Voltage | kV | 12 | |
| 2 | Rated Current | A | 630 | |
| 3 | Rated Breaking Current / Thermal Stability Time | kA/s | 20/4; 25/3 | |
| 4 | Rated Peak Withstand Current | kA | 50/63 | |
| 5 | Rated Short-circuit Making Current | kA | 50/63 | |
| 6 | Short-circuit Making Times | times | 30 | |
| 7 | Power Frequency Withstand Voltage: Phase-to-Ground / Phase-to-Phase | kV | 42 | In Dry Air or N₂ | 
| 8 | Power Frequency Withstand Voltage: Break | kV | 48 | In Dry Air or N₂ | 
| 9 | Lightning Impulse: Phase-to-Ground / Phase-to-Phase | kV | 75 | In Dry Air or N₂ | 
| 10 | Lightning Impulse: Break | kV | 85 | In Dry Air or N₂ | 
| 11 | Main Circuit Resistance | μΩ | ≤60 | Vacuum Arc Extinguishing Chamber + Disconnector | 
| 12 | Mechanical Life of Arc Extinguishing Chamber | times | 10000 | |
| 13 | Mechanical Life of Isolation / Earthing Switch | times | 5000 | |
| 14 | Gas Tank Pressure | bar | 1.25 | 
Installation dimensions

 
                                         
                                         
                                         
                                         
                                        