Mike Krzyzewski is really a famous coach of Dream Team. She has coached north america men's basketball team for some time, that's clinched numerous medals for his country. Following London Olympic was over, Krzyzewski told The Associated Press that this game will be his final one as national coach, a job he's held for seven years. He had left open the possibility of staying with the team beyond the London Games, when practice on Saturday said these will be his last Olympics.When asked if he was sure, Krzyzewski didn't hesitate before again saying, "yes," this will be his last game "If we could win it, then it might be three major championships in a row, i always do not know when that has been done because we haven't usually won the globe championships," Krzyzewski said. "It becomes an enormous thing for the program." Whatever, he's an awesome coach. His achievement are going to be remembered by the country.
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CR-PK微机保护测控屏   

更新:2013/9/27 15:32:59      点击:
  • 产品品牌   
  • 产品型号   CR-PK
  • 产品描述

    CR-PK微机保护测控屏    ,是上海人民电气有限 公司 http://www.shamandq.com 为您提供的关于  CR-PK微机保护测控屏    型号,CR-PK微机保护测控屏    价格,有关CR-PK微机保护测控屏    ...

产品介绍

产品简介

PK系列微机保护测控屏    应用于35KV及以下电压等级的 变(配)电站,为站内各高压设备提供智能化、网络化的测量、保护和控制功能,同事与上级主站进行实时通讯,实现变(配)电站的综合自动化。该系列产品的主要功能包括:线路的各种保护及测量控制:变压器的差动保护、 后背保护及测量控制;电容器、电动机的各种保护及测量控制:母线分段,进线各自投等测控功能。

产品各项指标符合 :IEC439、GB7251等标准

主要性能:

1.采用超高速双 16位CPU系统并行工作,功 能强大
  本产品所有测控保 护单元均采用Inte丨公司推出的 80C196芯片,其速度是 8096的两倍,芯片本身 包含所有外围电路,硬件设 计极其简化,将保 护、控制、测量、通讯等功能合理的分敢到两个CPU;芯片并行  处理,以保证在其 中一个CPU发生故障时能够 自动切换任务,极 大地提高了系统的处理能力,使系统运  行更可靠、更安全 ,并留有较多的冗余置,利于用户的升级和扩展,有效 的防止了系统满负 荷工作。

2.全COMS工业级优选芯片, 整屏功耗极低。
  本产品所有集成电 路全部采用工业级COM8芯片,功耗大大降 低,同时系统嗓声容限大大提高,抗干扰能力增强。

3.高可靠设计,抗恶 劣环境,符合丨EC国际标准。 
  本产品的专门设计 适用于强磁干扰,元器件及插接件接触可靠,耐冲击、耐振动,一工作环境温度范围宽,绝缘、耐压、冲击、 以及抗高频率:干 扰等指标符合丨EC国际标准。 

4.通讯网高速、可靠 ,网上所有设备互不影响。
  本产品采用了专用 的RS-485网络通讯芯片,容 错能力强、可靠性高.并采用光电隔离措 施,充分保证了网上所有设备的安全, 每个接口本身还具 有白测试系统,便于公用网上故障的快速维修。当检测到通讯U故障时,能自动与 通讯总线隔离。

产品型号及含义:

1.海拔高度2000m及以下:

2.温度范围:贮存及 运输时零下40摄氏度至70摄氏度;
            正常工作时零下 15摄氏度至40摄氏度。

3.相对湿度:小于 95%(20±5摄氏度时)

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