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 Londonfl jerseys supplyn 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 swomen nfl jerseystaying 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, "yecheap nfl jerseys wholesales," 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 http://govoriotkrito.bg/libs/nflcn08.htmthe 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.cheap nfl jerseys
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ZW37-40.5户外高压真空断路器概述

2014-9-18 9:38:50点击:

ZW37-40.5型户外交流真空断路器为额定电压40.5kV,三相交流50Hz的户外高压开关设备。主要用于开断、关合电力系统的负载电流、过载电流及短路电流。
适用于变电站、工矿企业及城、农网作保护和控制,特别适用于操作频繁的场所和城网自动化配电网络。
该产品符合下述标准:
GBT1984高压交流断路器;
GB/T11022高压开关设备和控制设备标准的共用技术要求;

ZW37-40.5型户外交流真空断路器适用与以下环境:

1、海拔不超过1000m。
2、环境温度:-35℃~+40℃。
3、相对湿度:月平均不超过90%;日平均相对湿度不大于95%;
4、地震烈度不超过8度。
5、环境污秽耐受值:Ⅳ级。
6、覆冰厚度:20mm。
7、气压不超过700Pa(相当于风速34m/s)。
8、安装场所应为无易燃、爆炸、化学腐蚀物质及经常性剧烈振动的场所。

ZW37-40.5型户外交流真空断路器具有以下优势

1、小型化真空灭弧室:
最大的可靠性、工作寿命长、封装在固封极柱(固封绝缘子)内。
2、固封极柱:
符合环保要求,已被广泛验证的户外性能、耐臭氧和紫外线、紧固、轻,不易脆裂、易于运输。
3、设计结构合理:
固封极柱支柱瓷瓶,上部为固封极柱,下部为支柱瓷瓶,内有绝缘拉杆与长拉杆,三相支柱瓷瓶共同装在一个机构箱上,灭弧室动端通过拉杆与机构的输出轴连接真空灭弧室动端绝缘拉杆与机构输出轴连接直向运动。安全可靠,边缘调试维护。
4、具有自动化配电接口
可灵活的配备运动辅助接点,满足配电自动化的要求。
5、高参数、高性能:
额定电流可达到2000A,额定短路开断电流为31.5kA。