This series of products is 1E-level i-AY6-12 series nuclear-grade medium-voltage switchgear for nuclear power plants. It is used for indoor complete power distribution devices in three-phase AC 50Hz systems with rated voltages of 7.2 to 12kV and below, as a complete set of equipment for receiving and distributing electric energy.
Product name:
Nuclear power 1E-level i-AY6 series AC metal-enclosed switchgear
Product introduction:
This series of products is 1E-level i-AY6-12 series nuclear-grade medium-voltage switchgear for nuclear power plants, used for indoor complete distribution devices with rated voltage of 7.2~12kV and below, three-phase AC 50Hz system, as a complete set of equipment for receiving and distributing electric energy.
Product features:
1. The switchgear meets the requirements of nuclear power plants such as AP1000, CAP1400 and Hualong One, and the product quality assurance level is QA1;
2. The switchgear is suitable for environments with an altitude of 2000 meters or less, and meets the requirements of small current and high breaking.
3. CAE technology is used to analyze, study and optimize the strength and insulation of the switch cabinet, which improves the cabinet strength and insulation strength;
4. The trolley rail adopts a two-way positioning device, which has the characteristics of accurate positioning and strong anti-deformation ability;
5. The trolley adopts sliding plug-in grounding to improve the grounding reliability;
6. The main components have completed aging tests, the primary components meet the expected aging life of 60 years, and the secondary components meet the aging life of 20 years;
7. The self-oscillation frequency is high, and the EVH9 series vacuum circuit breaker is equipped to complete 5 OBE and 1 SSE seismic tests.
