多电压多回路组合

KJZ系列动力中心用多电压多回路组合

日期:2018-5-30 13:22:20 人气:1620


 主要用途 Main Application 

    KJZ-1800/3.3、1.14(0.66)/口、口D 矿用隔爆兼本质安全型动力中心用组合开关适用于含有爆炸性气体和煤尘的矿井中,作为矿用隔爆移动干式变压器二次侧多电回路输出的电控装置,在交流50Hz、额定电压3300、1140(660)V的供电线路中,对综合机械化采煤工作面大功率采煤机、掘进机、刮板运输机、破碎机、转载机、乳化液泵站等设备供、变电,实现对电动机的起动、停止、顺序,单、双、三机双速、多机单速的切换等集中控制和保护,并可在停止时改变相序。
    KJZ-1800/3.3、1.14(0.66)/口、口D Mining use flameproof and intrinsic safety type combination switch for load power center is suitable for containing explosive gas and coal dust,  in ac 50 HZ, rated input voltage 10 KV and 6 KV, the secondary output voltage 3.3/1.14(0.66) KV power lines, the comprehensive mechanized coal mining working face high power coal winning machine, boring machine, scraper conveyor, crusher, reprint machine, emulsion pump, such as equipment supply and substation, for motor starting, stopping, sequence, single, double, compressors double speed, single speed switch of centralized control and protection, and can change the phase sequence when to stop. 

 产品性能特点:

1. 该系列组合开关和移动变压器、高压真空开关法兰直接对接成一体,缩小了占地空间,消除了中间电缆的易出问题等隐患。
2. 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,维护更换方便快捷。
3. 功率驱动单元:集成式模块、抽屉式快速插接、互换性好。
4. 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。
5. 整合了低压保护箱和多回路电磁起动器的功能,变压器低压输出的总保护作为多路电磁启动器的后备保护,和高压输入保护单元共同组成多级保护。
6. 10.4英寸工控机一体机,采用专利技术的隔爆型触摸屏,消除了按钮的不方便性,具有良好的动态彩色显示画面,显示运行状态、参数和故障类型的时间、查询、记忆、累计等信息功能;并对参数和运行方式的设定实行密码管理。
7. 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。
8. 实现刮板机的三机(含双机或单机)的双速自动切换,实现所控设备的顺序启动、停止等功能。
9. 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。
10 . 采用西门子工业控制编程器PLC对开关进行监测监控,集检测、控制、保护于一体,智能化程度高、性能稳定可靠,设定方便简捷,参数永久保存。具有自主研发的多路组合开关专用PLC软件著作权。 
11. 采用专利技术的高精度的数字化多路数据采集处理器,集成化、信息量大、通用性强,控制可靠准确且抗干扰能力效果突出。
12. 采用新型的漏电检测芯片模块,集成化、精确度高。
13. 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。
14. 具有电气闭锁、机电闭锁、高低压联锁功能。
15. 电缆引入装置:快速插接式电缆连接器或压盘式引入。
16.组合开关智能化程度高、动作可靠、性能稳定。

1. The series combination switch and the mobile transformer, the high voltage vacuum switch flange are directly connected into one, which reduces the space of space and eliminates the hidden trouble of the intermediate cable.
2. Using multi voltage cavity technology, 1140V, 660V and 127V can be output at the same time, and the equipment with different voltage in the underground can be controlled. Front and rear door opening mechanism, front door open door, maintenance and replacement convenient and quick.
3. Power drive unit: integrated module, drawer-type quick interpolation, good interchangeability.
4. It has the warning and protection function of overload, fault phase, phase unbalance, short circuit, under-voltage, earth-fault lock-out, electric leakage, insulation monitoring, over-temperature, wind power lock, gas power failure, backup and so on.
5. The functions of low voltage protection box and multi loop electromagnetic starter are integrated. The total protection of low voltage output of transformer, is a backup protection for multi-channel electromagnetic starters, and is combined with high-voltage input protection unit to form multi-stage protection.
6. 10.4 inches and industrial PC machine adopts the patent technology of flameproof touch-screen, eliminate the button is not convenience, has good dynamic color display screen, displays the running status, parameter and fault types, query time, memory, and the cumulative information function; And the parameter and operation mode of the setting of password management.6.
7. The pilot circuit is intrinsically safe and has control circuit short circuit or grounding to prevent self-starting function.
8. Realize the double-speed automatic switch of the three machine (including double machine or single machine) of the Scraper conveyor, realize the order start and stop function of the control equipment.
9.  The standard rs-485 and other communication interfaces can be used for the free setting of baud rate, mailing address, parity check, etc., so as to facilitate the communication between different manufacturers.
10.  Using Siemens PLC industrial control programmer to switch to monitor the monitor, integrating detection, control, protection, intelligentize degree is high, stable and reliable performance, set for ease-of-use, parameters of the permanent. Proprietary PLC software copyright of multi-channel combination switch developed independently.
11.  The high precision digital multipath data acquisition processor with patented technology is integrated, informative, versatile, reliable, accurate and anti-jamming.
12.  Adopt new type of leakage detection chip module, integration and precision.
13.  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.
 14.  It has the function of electric locking, electromechanical locking, high and low pressure interlocking.
15.  Cable introduction device: fast connected cable connector or press disc type introduction.
16.  The combination switch is intelligent, reliable and stable.



 主要技术参数:Main technical parameters

开关型号  Switch model

KJZ-口/3.3、1.14(0.66)/口、口D系列  series

输出回路数 Output loops

5~16回路  loops

工作电流  workingcurrent

A

总电流1200~2400

total current

额定工作电压 Rated operational voltage

V

3300/1140(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

6000

4800

6000

500

A

5000

4000

5000

400

A

4000

3200

4500

250

A

2500

2000

4500

200

A

2000

1600

3000

160

A

1600

1280

3000

125

A

1250

1000

2500

80

A

800

640

1600

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