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DZB-100保持中间继电器

更新:2013/9/9 14:08:04      点击:
  • 产品品牌   
  • 产品型号   DZB-100
  • 产品描述

    DZB-100保持中间继电器,是上海人民电气有限公司 http://www.shamandq.com 为您提供的关于DZB-100保持中间继电器型号,DZB-100保持中间继电器价格,有关DZB-10...

产品介绍

用途

DZB-100系列继电器具有保持绕组,用于直流操作的保护回路中,以增加触点数量和触点容量。

结构及基本原理

DZB-100系列保持中间继电器为电磁式直流电压动作继电器。是将DZB-200机芯装入透明壳体中,可以观察到继电器动作情况。DZB-115型为电流动作电压保持继电器。DZB-127型和DZB-138型为电压动作电流保持继电器。另外,DZB-138型还可以借助阻尼绕组的短接获得动作延时。内部接线见图1,外形及安装开孔尺寸见图2

 

内部接线图

主要技术数据

3.1 继电器额定值,保持绕组数、触点形式见下表

型号

直流额定工作值

直流额定保持值

保持绕组数

触点

DZB-115

0.5、 1、 2、 5、 8A

220、 110、 48、 24V

电压1

2转换

DZB-127

220、 110、 48、 24A

0.5、 1、 2、 4、 8A

电流2

4动合

DZB-138

220、 110、 48、 24A

0.5、 1、 2、 4、 8A

电流2

3动合、1动断

数据

型号

DZB-115 DZB-127 DZB-137

额定工作值

0.5,1,2,4,8A  110,220V 24,48,100,220V

保持绕组类型及数量

电压1  电流2 电流2

触点形式及数量

2动合2动断 4动合3动合1动断

动作值

电压动作30%~70%额定电压,电流动作≤80%额定电流

返回值

≥30%额定值

额定保持值

24,48,110,220V 1,2,4A 1,2,4A

 

3.3动作时间

在额定电压或额定电流下不大于45msDZB-138型断开阻尼绕组不大于45ms,短接阻尼绕组动作时间不小于60ms

3.5 功率消耗:电压回路不大于5W,电流回路不大于2.5W。电流动作规格不大于5W

检查项目和要求

4.1 检查壳罩及内部机芯有无在运输中的损坏现象。

4.2 触点间隙、动合触点不小于1mm,动断触点不小于0.8mm,触点超行程不小于0.3mm。触点应接触可靠。

4.3 动作值、返回值、保持值都应当合格。

6.订货须知
订货时应指明:
a.     继电器的名称和型号;
b.     安装方式:凸出式后接线或凸出式前接线;
c.    额定电压值;
d.    订货数量;
e.    交货地址。

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