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REF615C E HCFEAEAGABC2BAA11E 保护继电器品牌ABB内部变量变适用范围广是否进口是报警功能报输入电压110特色服务售后系统内存25电源电压220物料编码123015工作温度25其他功能辅助额定电压220断开容量12可售卖地全国型号REF615C_E HCFDACADABC2BAN11EREF615C E HCFEAEAGABC2BAA11E 保护继电器微机保护装置除了具有
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REF615C E HCFEAEAGABC2BAA11E 保护继电器
REF615C E HCFEAEAGABC2BAA11E 保护继电器
微机保护装置除了具有上述微机保护的优点之外,与同类产品比较具有以下特点:
(1)品种齐全:微机保护装置,品种特别齐全,可以满足各种类型变配电站的各种设备的各种保护要求,这就给变配电站设计及计算机联网提供了很大方便。
(2)硬件采用的芯片提高了技术上的先进性,CPU采用80C196KB,测量为14位A/D转换,模拟量输入回路多达24路,采到的数据用DSP信号处理芯片进行处理,利用高速傅氏变换,得到基波到8次的谐波,特殊的软件自动校正,确保了测量的高精度。利用双口RAM与CPU变换数据,就构成一个多CPU系统,通信采用CAN总线。具有通信速率高(可达100MHZ,一般运行在80或60MHZ)抗干扰能力强等特点。通过键盘与液晶显示单元可以方便的进行现场观察与各种保护方式与保护参数的设定。
(3)硬件设计在供电电源,模拟量输入,开关量输入与输出,通信接口等采用了特殊的隔离与抗干扰措施,抗干扰能力强,除集中组屏外,可以直接安装于开关柜上。
(4)软件功能丰富,除完成各种测量与保护功能外,通过与上位处理计算机配合,可以完成故障录波(1秒高速故障记录与9秒故障动态记录),谐波分析与小电流接地选线等功能。
(5)可选用RS232和CAN通信方式,支持多种远动传输规约,方便与各种计算机管理系统联网。
REF615C E HCFEAEAGABC2BAA11E 保护继电器
In addition to the advantages of the above microcomputer protection device, compared with similar products, it has the following characteristics:
(1) Complete variety: The microcomputer protection device, the variety is particularly complete, can meet the various protection requirements of various equipment of various types of transformer power stations, which provides great convenience for the transformer power station design and computer networking.
(2) The hardware chip improves the technical advancement, the CPU uses 80C196KB, the measurement is 14-bit A/D conversion, the analog input loop is up to 24 channels, the data is processed by DSP signal processing chip, the use of high-speed Fourier transform, the fundamental wave to 8 harmonics, special software automatic correction, to ensure the high accuracy of the measurement. Using dual-port RAM and CPU to transform data, a multi-CPU system is formed, and CAN bus is used for communication. It has the characteristics of high communication rate (up to 100MHZ, generally running at 80 or 60MHZ) and strong anti-interference ability. Through the keyboard and the LCD display unit, it is convenient to observe the scene and set various protection methods and protection parameters.
(3) The hardware design adopts special isolation and anti-interference measures in the power supply, analog input, switching input and output, communication interface, etc. The anti-interference ability is strong, in addition to the centralized group screen, it can be directly installed on the switch cabinet.
(4) The software is rich in functions. In addition to completing various measurement and protection functions, it can complete fault recording (1-second high-speed fault recording and 9-second dynamic fault recording), harmonic analysis and small current grounding line selection by cooperating with the upper processing computer.
(5) CAN choose RS232 and CAN communication mode, support a variety of remote transmission protocols, easy to network with a variety of computer management systems.
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