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DW16低压万能式断路器

更新:2013/9/23 15:08:48      点击:
  • 产品品牌   
  • 产品型号   DW16
  • 产品描述

    DW16低压万能式断路器,是上海人民电气有限公司 http://www.shamandq.com 为您提供的关于DW16低压万能式断路器型号,DW16低压万能式断路器价格,有关DW16低压万能式断路器...

产品介绍

分类

(1)按传动装置分:

手柄直接传动(1nm=2000A);

杠杆传动(1nm=2000A);

电动机传动。

(2)按脱扣器种类分

带过电流脱扣器和分励脱扣器

带过电流脱扣器和欠电压脱扣器

带过电流脱扣器、分励脱扣器和欠电压脱扣器

(3)按保护种类分

过载及短路均瞬时动作;

过载长延时及短路瞬时动作。

(4)按进出线方式分

垂直进出线;

水平进出线;

水平进线,垂直出线;

垂直进线,水平出线。

具体主流产品有:

手动、杠杆、电磁铁、电动

DW16-200/3 DW16/400/3 DW16-600/3

DW16-1000/3 DW16/1600/3 DW16-2000/3

DW16-2500/3 DW16/3200/3 DW16-4000/3

1.DW16-2000、DW16- 4000万能式断路器断路器的额定电流见表1

2.断路器的额定绝缘电压为690V,额定工作电压和额定短路分断能力及飞弧距离(见表2)

3.过电流脱扣器保护特性

(1)过载长延时过电流脱扣器电流整定值范围为0.64~1.0In。各级同时通电时的过载(反时限)动作特性见表3,返回电流为0.9Ir。

表3

2)DW16-2000、DW16- 4000万能式断路器瞬时过电流脱扣器电流整定值调节范围及其准确度见表4。

4.断路器的分励脱扣器、欠电压脱扣器及操作电动机的额定电压及所需功率见表5

 

5.断路器的操作循环次数见表6

6.DW16-2000、DW16- 4000万能式断路器辅助触头

(1)辅助触头的约定发热电流为6A,额定工作电压至交流400V50Hz,直流至220V。

(2)辅助触头的使用类别为AC-15或DC-13,额定控制容量交流为300VA,直流为60W,正常使用条件下的通断操作循环次数为6050次,非正常使用条件下为10次。

(3)辅助触头串联RL6-25/6熔断器后,能在功率因数为0.5~0.7的感性电路中可靠熔断预期电流为1000A。

(4)辅助触头为电气上不可分开的,有两种形式,五常开五常闭(5a、5b)和三常开三常闭(3a、3b),也可在此范围内供应其它组合形式,请在订货时注明。如不注明均按三常开三常闭配置。

7.断路器(Inm=2000A)最大手动操作力不大于392N。

 

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