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KS-U复合(无弧)接触器
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KS-U复合(无弧)接触器

新一代交流接触器KS-U系列复合(无弧)接触器是由半导体电子控制模块和普通机械触头复合而成，结合了机械触头低能耗和固态继电器无操作电弧的优点，实现接触器无电弧接通分断操作，电寿命是普通接触器的数十倍以上，是一种节能环保、超长电寿命、安全防爆的高科技电力产品。
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KS-U复合(无弧)接触器
Product description

产品应用

适用于低压交流50/60Hz，额定工作电流至250A的电力系统中，供远距离控制接通和断开电路，并适宜与各种保护装置组成电磁起动器，适合使用于功率因数补偿电容的切换、电机控制、电热管及其它负载的开关控制等高要求场合

产品特点

1．实时取样电路，消弧模块工作导通时间短，理论值小于或等于半个波，过载能力强，可靠性高。

2．无电弧防爆性好、电触头不烧结、接触电阻低而稳定、超长使用寿命。

3．电压过零接通、无浪涌电流（AC型），电流过零分断、无操作过电压、无谐波污染。

4．独有专用脉冲启动电路、直流线圈、晶体管启动方式，具备超长启动寿命、不烧线圈，融合了普通电磁线圈保持的高操作频率、高可靠性和直流超低保持能耗的优点。 

5．机盖为可拆卸式，方便检查主触头使用状况。

 

型号定义

 

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相关参数

 

◆ 环境温度：-25℃～+50℃；

◆ 海拔高度：不超过2000m；

◆ 海拔高度：不超过2000m；

◆ 污染等级：3级；

◆ 安装类别：Ⅲ类；

◆ 安装条件：安装面与垂直面倾斜度不大于±5°；产品应在无显著摇动、冲击和振动的地方安装和使用。

 

实现无弧的工作原理 

 

在主触头接通或断开的瞬时，当主触头两端出现电压差时，晶闸管工作，通过晶闸管对主触头的分流，从而实现了接触器的无弧通断。

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接线图

 

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Keyword:
接触器
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