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  • Email:nkautomatic@126.com
 
Three Function lightning surge protection>


933



Power supply, video, control of three in one lightning protection, the use of simple and convenient.

 Three lightning protection device of a video monitoring system
Product type: ABY-DVK220

产品型号:ABY-DVK220
 933
 
 
One, the main characteristic:
一、      主要特点:
 
Maximum operating voltage 最大操作电压 300(V)
 maximum discharge current  最大放电电流   10K(A)

response time 响应时间

≤1n(s)

nominal discharge current 

标称放电电流

5K(A)
Scope of supply, video, control 适用范围  电源、视频、控制  
 
* imported high quality varistors, high reliable quality assurance.
* the use of temperature control and circuit breakingtechnology, prevent fire.
* with remote alarm device, (at the same time have a normally open, normally closed contact). Convenient remote monitoring (excluding FA)
* indicates work, fault.
* fast response time.
* through flow capacity.
* residual depression.
* modular design, convenient replacement.
* has the advantages of convenient installation, simple maintenance.
 
*选用进口优质压敏电阻器,高可靠质量保证。
*采用温控断路技术,避免火灾发生。
*带远程告警装置,(同时拥有常开、常闭触点)。方便远程监视(不含FA型)
*有工作、故障指示。
*响应时间快。
*通流容量大。
*残压低。
*模块式设计,更换方便。
*安装方便,维护简单。
 电源、视频、控制三合一防雷,使用方便简单。
 
 
 
Two, the principle of work: 二、工作原理:
1, the power of protection parameters:
1、电源保护参数

Maximum continuous operating voltage
最大持续运行电压
300V
The limit voltage 限制电压
900V
Nominal discharge current 标称放电电流(In)
5KA
Maximum discharge current (Imax)
最大放电电流(Imax)
10KA

 2, video and control signal protection parameters:
2、视频和控制信号保护参数

Protection parameters
保护参数
video视频
control控制
Maximum continuous operating voltage
最大持续运行电压
12V
24V
The interface 接口
BNC
 terminal 3P
接线端子3P
transmission frequency
传输频率(MHZ)
40
10
Input loss输入损耗
0.2
Limit voltage 限制电压
20V
75V
Maximum discharge current (Imax)
10KA
 corresponding time (NS)
相应时间(ns)
≤1