| Alutitude | ≤2000m |
| Ambienttemperature | -35℃~+40℃ |
| Relative Humidity | Daily average≤95% Monthly average≤95% |
| Seismic Capacity | 8 degree |
Technical parameters
Type designate | Unit | C Module | F Module | V Module | ||
Load Switch | GIS | Vacuum load switch | Grounding switch | |||
Rated voltage | kV | 12 | 12 | 12 | 12 | |
Rated current | A | 630 | 100 | 630 | -- | |
1min power frequency withstand voltage | To earth, among phase | A | 42 | 42 | 42 | 42 |
Across open contact | A | 48 | 48 | 48 | 48 | |
Lightening impulse withstand voltage | To earth, among phase | A | 75 | 75 | 75 | 75 |
Across open contact | A | 95 | 95 | 95 | 95 | |
Rated closed-loop distribution circuit current | A |
630 | -- | -- | -- | |
Rated current open circuit | A | 10 | -- |
| -- | |
Rated fault breaking current of load switch | A | 31.5 | -- | -- | -- | |
Line and cable charging breaking current at earth fault conduction | A | 31.5/17.3 | -- | -- | -- | |
Rated short circuit breaking current of compound device | kA | -- | Limited by high voltage fuse | 20 | -- | |
Making capacity | kA | 50 | Limited by high voltage fuse | 50 | 50 | |
Short-term resistance current for 3 seconds | kA | 20 | -- | 20 | 20 | |
Transfer current rating | A | -- | 1750 | -- | -- | |
Mechanical endurance | times | 5000 | 5000 | 10000 | 5000 |
Jiangsu Dechun Power Electric CO.,Ltd is located in Menghe Fumin Industrial Park, Xinbe District, Changzhou, Jiangsu Province. It founded in 1999 and covers an area of 50 acres. It built with modern standards for the delivery room 56,000 square meters and a total investment of 200 million yuan with more than 300 employees. Dechun is one of the domestic key enterprise which researches products such as sulfur hexafluoride load switch, vacuum load switch, sulfur hexafluoride ring network cabinet, cabinets and so on. Dechun has improved production equipment, complete testing equipment and applicable to the product technology standard and tooling facilities>>
China