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155继电器

更新:2014/9/24 11:11:19点击:
  • 产品品牌SNC松川
  • 产品型号155-93,155-92
  • 在线订购
产品介绍
155型工业控制继电器(以下简称继电器)是根据美国MIDTEX公司全套技术,设备工装生产线并符合津Q/12NK3845-2001企业产品标准。
用途
    本系列继电器具有体积小,触头容量大,线圈功率损耗小,可靠性高,安装形式多样等特点。适用于交流50或60HZ电压380V以下的和直流220V以下工业自动化和机床控制,电力,电讯等电路中,做中间信号放大和功率输出控制元件之用。
工作条件

 
     1、 拔2000m以下
    2、 工作温度-25℃~+55℃
    3、 储存温度-65℃~+100℃
    4、 空气相对湿度45%~85%
结构特征
    1、继电器为Л型拍合式电磁继电器。由铁芯、轭铁、线圈及触头系统组成。
    2、继电器具有透明塑料防护罩,以保护电磁及触头系统免受机械损伤和尘埃侵入。
    3、继电器安装方式有插座式,印刷线路板式,焊接式等多种形式。
    4、继电器分标准结构型,按钮型,带灯型,记忆型(磁保持式双稳态)。
    5、继电器具有1、2、3对转换接触头。(见下图)
技术数据
    1、继电器额定工作电流    5A (银-铜复合触头)    10A (银氧化镉-铜复合触头)    
    2、继电器最大工作电压:       AC 380V DC 220V
    3、继电器通断能力:    AC:COSφ=0.8时大于1440VA    DC:T=0.007秒时大于300W
    4、继电器触头电寿命(COSφ=0.8-1)       对于银-氧化镉触头      
        10A:DC28V或AV120V 1/3马力       AC120V
         6A:DC48V或AC240V 1/2马力       AC240V
    对于银触头
        5A:DC28V或AC120V 1/8马力       AC120V
        3A:DC48V或AC240V 1/4马力       AC240V
    在上述额定负荷下,继电器寿命大于5*105次。
    5、 继电器可靠机械寿命大于107
    6、 继电器吸引线圈的电压为额定电压值的80%~110%时继电器可靠工作。
    7、 继电器线圈在额定电压下的功耗,对于交流不大于2VA直流不大于1.2W。
    8、 继电器介电强度为交流50HZ2000V
    9、 绝缘电阻在500V时大于1500MΩ。
    10、继电器触头接触电阻不大于50 MΩ。
    11、继电器可承受10-55HZ 10g 1.5mm振动和15g 11±1ms冲击。
    12、重量87克。
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