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DZM-70继电器

更新:2014/9/24 15:45:59点击:
  • 产品品牌SNC松川
  • 产品型号DZM-70
  • 在线订购
产品介绍
用途
DZM―70A型舌簧中间继电器 (以下简称继电器) 为大触点容量的辅助继电器,用于继电保护和自动控制装置中,作为快速的出口元件或用作扩大主继电器的触点的容量。
2  结构与工作原理
继电器采用JCK―10A / 3 壳体,其外形尺寸、背后端子及安装开孔图见附录1。继电器的背后端子接线图见图1,DZM―70A前接线端子接线图见图2。
继电器主要由接触系统、时间加速电容、电阻组成。
3  技术要求
1.额定直流电压为 110V、220V。
2.触点形式为四副动合触点。
3.动作电压为50%~70%额定电压。
4.  返回电压不小于5%额定电压。
5.  动作时间不大于4ms。
6.  触点断开容量
  在直流有感(τ=5ms)回路,U≤250V,
I≤2A为100W。
7.  电器的触点允许接通250V、5A
电流不超过10s。
8.  绝缘电阻不小于 300MΩ。
9.  介质强度
继电器导电部分对外壳 (外壳上的非带电金属部分) 的介质强度能承受交流50Hz,2000V电压历时1min的试验,而无击穿或闪络现象
10. 功率消耗
额定电流下,不大于10W。
11. 电寿命为103 次,机械寿命为104次。
12. 重量约为 0.7kg。
4  订货须知
订货时请指明产品型号、名称、额定电压及安装方式。
DZM-70型舌簧中间继电器
1  除结构不同外,用途、工作原理、技术要求与DZM―70A完全相同。
2  继电器采用JK-4壳体,其外形尺寸、背后端子及安装开孔图见附录2。背后端子接线图见图3。
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