It is suitable for three-phase AC power systems with a rated voltage of 12kV and a rated frequency of 50Hz, used for receiving and distributing electrical energy, and for controlling, protecting, and monitoring circuits.
This product complies with the requirements of GB3906 "3-35KV AC metal enclosed switchgear", GB/T11022 "Common technical requirements for high voltage switchgear and control equipment standards", IEC60298 "AC metal enclosed switchgear and control equipment with rated voltage above 1kV and below 52kV", and DL/T404 "Technical conditions for ordering indoor AC high voltage switchgear" standards.
Terms of Use
Environmental temperature: maximum temperature+40 ℃, minimum temperature -15 ℃ (under special processes, it can reach -45 ℃);
Environmental humidity: daily average<95%, monthly average ≤ 90%;
Altitude: below 1000m;
Seismic resistance: The seismic intensity does not exceed 8 degrees;
The surrounding air should be free from significant pollution such as corrosive o…