The product is equipped with reliable anti-misoperation measures, high protection level, and has the characteristics of small size, light weight, simple operation, safe use, easy maintenance, etc.
Meet the requirements of the national standard "3~35KV AC metal closed switchgear" and DL404 "Indoor AC high voltage switchgear ordering technical conditions", and also meet the international standard IEC298 "above 1KV and below 52KV AC metal closed switchgear and control equipment" requirements, And has two "five prevention" forced blocking function;
The product absorbs advanced technology at home and abroad, aiming at the existing similar switchgear in the operation of the high accident rate and large volume and other problems and self-design. It has the advantages of small size, only 60% of the volume of the ordinary switchgear, high reliability and good performance of the circuit breaker, and reliable and simple "five-guard" blocking mechanism.
1. Installation height does not exceed 1000 meters above sea level;
2. The ambient medium temperature is not higher than +40 degrees, not lower than -20 degrees;
3. Indoor relative humidity does not exceed 85%;
4. There is no conductive dust and gas that can destroy metal and insulation;
5. Places free from dangerous explosions;
6. There is no severe vibration and turbulence, and the vertical inclination does not exceed 5 degrees.
Hxgn-12 box type fixed AC metal ring network switchgear is a new generation of medium voltage electrical products designed and developed by our company by introducing and absorbing advanced technology at home and abroad, and combining with the power supply demand of China's power system. Ring network cabinet is suitable for indoor ring network power supply or terminal power system receiving and distributing electric energy or overload and short circuit protection in three-phase AC system with rated voltage of 12kV and rated frequency of 50Hz, and is also suitable for box-type substation and box-type switch and close. The design of the ring cabinet conforms to the standards IEC62271-200 and GB3906.
