Operating Conditions
1. Ambient temperature: -30°C – 40°C;
2. Wind speed: equivalent to 34m/s (not more than 700Pa);
3. Relative humidity: daily average 95%, monthly average 90%;
4. Shockproof: horizontal acceleration not greater than 0.4m/s2, vertical accelera-tion not greater than 0.15m/7s2;
5. Installation site inclination: no more than 3 °;
6. Installation environment: The surrounding air should be free from significant pollution such as corrosive, flammable gases, and water vapor, and there should
be no severe vibration at the installation site.
When ordering this product beyond the above conditions, please negotiate with
our company.
Model and meaning
Technical Specification
Item | 200A(Branch Network) | 600A(Mainnet) |
Rated Voltage | 15kV | 15/25kV |
Rated Current | 200A | 600A |
Rated Short-time Withstand Current | 16kA/s | 40kA/s |
1min Power Frequency Withstand Voltage | 42kV | |
15mins DC Withstand Voltage | 53kV | 78kV |
Lightning Impulse Withstand Voltage | 95kV | 125kV |
Minimum Corona Starting Voltage | 11kV | 19kV |
Foundation Diagram of European Cable Distribution Box
Recommended parameter value
Busbar | 2 | 3 | 4 |
A | 800 | 1100 | 1300 |
B | 400 | 700 | 900 |