一、产品介绍：
KYN28A-12(GZSL)铠装移开式交流金属封闭开关设备系三相交流50Hz电力系统，可满足各种类型发电厂、变电站（所）及工矿企业，住宅小区的使用要求。用于接受和分配电能并对电路实行控制、保护及检测。
二、使用环境：
1、周围空气温度：上限+40℃，下限－15℃，日内平均温度不超过+35℃；
2、周围空气无明显地受到尘埃、烟、腐蚀性或可燃性气体、蒸汽或烟雾的污染；
3、海拔高度：开关柜使用在12KV时，不超过1000m开关柜使用在3.6KV、7.2K时，不超过2000m；
4、空气相对湿度：日平均值不大于95%，月平均值不大于90%；
5、地震烈度：不超过8度；
6、用户有特殊要求时，可与我公司协商并取得一致意见。
三、技术参数：
项目 | 单位 | 参数 |
额定电压 | KV | 12 |
雷电冲击耐压 | KV | 75 |
额定电流 | A | 630,1250,1600,2000,2500,3150 |
额定短路电流 | KA | 20,25,31.5,40 |
额定短路关合电流 | KA | 50,63,80,100 |
额定动稳定电流 | KA | 50,63,80,100 |
额定短路电流开断次数 | 次 | 20 |
机械寿命 | 次 | 10000 |
防护等级 |
| IP4X |
Shandong Qikai Electric Power Equipment Co., Ltd. is dedicated to providing total solutions of the electrical environment for the industrial, agricultural, energy, power, transportation, and construction industries. The company was established in 1999 with a registered capital of 100 million yuan. It has introduced advanced production, processing and testing equipments in the world to produce high and low voltage complete sets of equipment, box type substations, vacuum circuit breakers, active filters, reactive power compensation devices and energy saving devices. And other power equipment products, and set up a power smart control equipment technology center, specializing in the study of high and low voltage complete sets of equipment technology and applications, improve product stability and reliability.
The company integrates power service resources in the fields of power design and power construction, and innovatively proposes a total solution for the 360 power environment. It has reached a strategic partnership with Hyundai Heavy Industries (China) Electric Co., Ltd., one of the world's top 500 companies, and cooperated with many Academic and scientific research units have successively established the China Electric Environment Research Center and the Electric Environment Energy Saving Research Institute, which specializes in the research of electric environment solutions and energy-saving technologies.
In order to become a “famous brand in China's power equipment industry,” Qikai Electric takes “Become the first grade enterprise in the world's power equipment industry” as strategic vision , further deepening transformation, promoting continuous improvement in quality, customer-centricity, and through technological innovation. , quality improvement and quality engineering, to achieve product leadership and strategic leadership.To develop the four aspects of market status, profitability, customer satisfaction, social responsibility in a balanced way.
Qikai Power is serving the society with high-quality 360 electrical environment solutions...
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