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DZ20LE透明漏电断路器

更新:2013-9-23 14:51:04      点击:
  • 产品品牌   
  • 产品型号   DZ20LE
  • 产品描述

    DZ20LE透明漏电断路器,是上海人民电气有限公司 http://www.shamandq.com 为您提供的关于DZ20LE透明漏电断路器型号,DZ20LE透明漏电断路器价格,有关DZ20LE透明漏...

产品介绍

DZ20LE-160T、250T、400T型透明漏电断路器适用于交流220/380V、50HZ、交流至630A、电源中性点接地的电路中,当人身触电或电网漏电时能迅速分断故障电路,作为漏电(触电)保护之用,同时可保护线路和电动机的过载短路,亦可作为线路的不频繁转换及电动机的不繁启动。主要用于农村、工矿企业作为大型设备总保护之用,如变压器总保护、分支保护、塔吊等大型设备。

DZ20LE系列透明漏电断路器系电流动作型快速电子式漏电保护装置,主要有零序电流互感器、漏电脱扣器、专用集成块电子放大部件和带有短路、过载保护的断路器组成、具有漏电、短路、过载三种保护功能。

产品型号 DZ20LE-160T DZ20LE-250T DZ20LE-400T DZ20LE-630T
额定电压(v)
220/380
额定电流(A)
100,160
200,250
320,400
400,500,630
额定漏电动作电流(mA)
50,100,200
50,100,200,300
200,300,500
200,300,500
漏电分断时间(S)
≤0.2
额定短路通断能力380V(KA)
15
15
23
23
极数
4

用户在定货时必须说明:

漏电断路器的型号及名称;

漏电断路器过电流脱扣器的额定电流;

漏电断路器的额定剩余动作电流;

漏电断路器的分断时间

保护种类、极数及数量;

漏电断路器内部附件和外部附件的额定电压。

例如:订购DZ20LE-160TP/3310漏电断路器,过电流扣器额定电流160A,额定剩余动作电流30mA,

分断时间<0.2s,

极,带分励脱扣器(AC230V),配电保护用,数量10台。

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