—— 诚信、务实、创新、发展 ——
1. 一体化设计:本动力中心由干式变压器、高压真空开关、低压组合开关法兰式对接成一体,安装在统一平板车上,缩小了占地空间,减少了各设备之间的电缆连接,消除了中间电缆连接易出故障等安全隐患,提高了可靠性,有利于工作面的快速推进。
2. 中文人机界面:10.4英寸工控机,采用专利技术的隔爆型触摸屏,消除了按钮的不方便性,具有良好的动态显示画面,参数设定实行密码管理,记忆储存。
3. 通讯网络:提供标准的RS-485等通信接口,可以对波特率、通讯地址、奇偶校验等自由设定,方便于不同厂家设备组网通讯。
4. 隔爆主腔:采用多电压分腔技术,可同时输出3300V、1140V、660V、127V,可控制井下不同电压的设备,前后开门结构,前门为快开门,维护更换方便。
5. 功率单元:抽屉式驱动单元,快速插接、集成式模块,互换性好。
6. 控制系统:采用西门子工业控制编程器PLC构成的控制系统,集检测、控制、保护于一体,性能可靠,参数永久保存。
7. 保护功能:具有过载、断相、相不平衡、短路、过欠压、漏电闭锁、在线漏电、绝缘监视、超温、风电闭锁、瓦斯断电、后备等警示和保护功能。
8. 多级保护:具有电气闭锁、机电互锁、高低压联锁和独特的带电锁门功能。
9. 试验功能: 具有漏电闭锁、漏电保护和电缆绝缘监视等自检试验功能。
10.信号隔离:保护测控单元所有输入模拟信号采用专用隔离器件,杜绝电网电压扰动引起的测控保护单元烧损问题,抵抗井下电网谐波骚扰。
11.专利产品:采用专利技术的真空隔离换相开关,分断能力强、可靠性高、使用寿命长;并实现无载电源相序转换。
12.本安先导:先导回路为本质安全型,并具有控制线路短路或接地时防止自起动功能。
13.便捷引入:快速插接式电缆连接器、压盘式电缆引入装置等。
14. 智能化程度高、性能稳定、动作可靠。
15. 控制方式多样化:满足用户不同要求,不同现场编制不同程序,实现不同控制功能及各种负荷组合。
1. Integrated Design:The power center consists of dry type transformer, high voltage vacuum switch, low pressure combination switch flange butt into an organic whole, installed on the unified platform car, narrowed the covering space, reduce the cable connection between the equipment, eliminating the middle cable connection easy fail safe hidden trouble, improve the reliability, is advantageous to the rapid advance of working face.
2. Chinese Human-machine interface:10.4-inch industrial control machine, with the patented technology of the explosion-proof touch screen, eliminates the convenience of the button, has a good dynamic display screen, the parameter setting adopts the password management, memory storage.
3. Communication network:The standard rs-485 and other communication interfaces can be used for the free setting of baud rate, Correspondence address, parity check, etc, so as to facilitate the communication between different manufacturers.
4. Flame-proof main cavity:Using subsection cavity more electricity technology, at the same time the output 3300V,1140 V, 660V, 127 V, to control the equipment of different voltage, before and after the door, the front door open the door for quick, convenient maintenance replacement.
5. Power unit:Draw-out type drive unit, quick interpolation, integrated module, good interchangeability.
6. Control system: Adopts Siemens PLC industrial control programmer to form the control system, integrating detection, control, protection, reliable performance and parameters of the permanent preservation.
7. Protective function:It has the warning and protection function of overload, fault phase, phase imbalance, short circuit, under-voltage, earth-fault lock-out, leakage protection, insulation monitoring, over-temperature, air lock, qigong failure, backup and so on.
8. Multilayer protection: It has electric lock, electromechanical interlock, high and low pressure interlock and unique electric lock door function.
9. Test function: It has the function of self - check test, such as leakage - lock, leakage protection and cable insulation monitoring.
10. Signal isolation: All input analog signals of the protection measure and control unit adopt special isolation devices to prevent the damage caused by the voltage disturbance caused by the grid voltage, and resist the harmonic disturbance of the underground power grid.
11. Patented technology products:The vacuum isolation switch with patent technology is used to break the power, high reliability and long service life. And realize no-load power phase sequence conversion.
12. Pilot circuit:The pilot circuit is intrinsically safe, it also has control circuit short circuit or grounding to prevent self - starting function.
13. Convenient lead-in:Quick plug - in cable connector, plate-type cable introduction device, etc.
14. The intelligentized degree is high, the performance is stable, and the action is reliable
15. Diversity of control.:Meet the different requirements of the users, different procedures are prepared on the site to achieve different control functions and various load combinations.
动力中心型号 Power center model | KJSGZD-□(630-6000)/10(6) | |||||
高压真空 开关 high voltage vacuum switch
| 额定值 | 10(6)KV | 630(400、200、100)A | |||
额定短路开断电流 Rated short circuit breaking current | 25KA(12.5KA) | |||||
额定峰值耐受电流 Rated peak tolerance current | 31.5KA | |||||
Rated short-circuit closing current | 31.5KA | |||||
额定短路电流开断次数 Rated short circuit current breaking times | 30 | |||||
保护功能 Protection function | 采取数字保护,短路、过载、断相、过/欠压相不平衡、超温等保护 Take digital protection, short circuit, overload, fault phase, over / under-voltage phase unbalance, over-temperature and so on | |||||
干式变压器 dry-type transformer | 额定容量 rated capacity | KVA | 630、800、1000、1250、1600、2000、2500、3150、4000、6000 | |||
一次电压 Primary voltage
| KV | 10/6 | ||||
二次电压 secondary voltage | KV | 3.3 / 1.14(0.66) | ||||
KJZ-2400/3.3、1.14(0.66)系列动力中心用多回路组合开关 Multi circuit combination switch for power center | ||||||
输出回路数 Output loops | 路 | 5~16回路 5~16loops | ||||
工作电流 working current | A | 总电流1200~2400 | ||||
额定工作电压 Rated operational voltage | V | 660 | 1140 | 3300 | ||
交流真空 接触器 Vacuum contactor
| 额定工作电流 Rated working current | 单位 Company | 接通能力 Ability to connect | 分断能力 Breaking ability | 极限分断能力 Limit breaking ability | |
630 | A | 6300 | 5000 | 6300 | ||
500 | A | 5000 | 4000 | 5000 | ||
400 | A | 4000 | 3200 | 4500 | ||
250 | A | 3000 | 2500 | 4500 | ||
200 | A | 2000 | 1600 | 4000 | ||
160 | A | 1600 | 1280 | 1600 | ||
125 | A | 1500 | 1200 | —— | ||
80 | A | 960 | 800 | —— | ||
本安参数 Intrinsically safe parameters | 最大开路电压 Maximum open circuit voltage | V | 13 | |||
最大短路电流 maximum short circuit current
| mA | 22 |