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人民电气生产的CKJ-5真空接触器特点

2020/5/13 15:21:24      点击:
产品介绍

1 适用范围
CKJ5系列真空交流接触器(以下简称接触器),主要用于交流50Hz,额定工作电压至1140V,额定工作
电流至630A的电路中,供远距离接通和分断电路之用,并可与适当的热过载继电器或电子保护器等有关
保护装置组成真空电磁起动器,特别适用于组成隔爆型真空电磁起动器。
符合标准: GB 14048.4、 IEC 60947-4-1及JB/T 7122。

2 型号及含义

3.1 周围空气温度为:-5℃~+40℃,24h内其平均值不超过+35℃。
3.2 海拔不超过+2000m。
3.3 大气条件:最高温度为+40℃时,空气的相对温度不超过50%,在较低的温度下可以允许的有较高的
相对温度,例如在20℃时达90%。对由于温度变化偶尔产生的凝露应采取特殊措施。
3.4 污染等级:为污染等级3。
3.5 安装类别:安装类别为Ⅲ。
3.6 安装条件:水平和垂直方向安装,安装面与水平面或垂直面的倾斜度不大于±15°。
3.7 冲击振动:产品应安装和使用在无显著摇动、冲击和振动的地方。