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1756-OF8

1756-OF8

发布时间:2019-01-10 15:18:51点击率:

所属行业:五金工业品-> 电子电工-> 电子材料
价格:¥2222
规格:1756-OF8
供货总量:1

1756-OF8

1756-OF8

1756-OF8

1756-OF8

1756-OF8

配网自动化系统组成如下图2所示。从设计的角度来说,主站层、子站层、通信层偏向于数据信息的软件部分,该部分的设备一般作为数据信息的载体,

《联系人;欧先生》
《座机:0592-5709825》
《传真:0592-5917519》
《24小时热线:18030229053微信同步》
《QQ :2479261344》
《QQ邮箱:2479261344@qq》
设备的工作环境相对比较良好;终端层属于硬件设备部分,与电网直接连接,多放置于户外,供电情况和工作环境都十分恶劣。终端与电网连接,需要承受电网上的波动和干扰;终端连接开关闸门,在分闸和合闸的瞬间,对电压的扰动非常大,甚至会把开关闸门的供电电压拉低。

    

图2配网自动化系统组成框图

2013年国家能源局发布的电力行业标准《配电自动化远方终端》DL/T721中明确指出,电源回路电压大于60V时,应施加5KV试验电压。同时,终端需要具备良好的EMC抗干扰能力。EMC抗扰度等级需达到四级(等级),且要求终端设备能正常工作,其性能指标应符合基本性能的要求。EMC主要要求如表1所示。

为适应配网自动化的应用,终端的前端AC-DC电源需要具备同等的抗干扰能力,并且为后端的控制板和采集板提供主要的EMC防护。真可谓是首当其冲,任重而道远了。


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3030-10292AMAT00C81655SLMH21/4VCRMTLN/CHOS

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联系方式
姓名:  欧工
部门:  销售部
职位:  销售
电话:  
手机:  
  
地址:  福建厦门市厦门市思明区嘉禾路293号宝达大厦1003室
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