防雷产品



LERDN雷尔盾防雷


Use：It is suitable for lightning protection of 485 control signal.

Type：LERDN LDY-485
Registration number：05501
Rated operating voltage Un：12V
Max. continuous operating Uc：15V
Nominal discharge current In(8/20)：5kA
Transmission speed Vs：2M bit/s



LERDN雷尔盾防雷


Use：It is suitable for lightning protection of 485 control signal.

Type：LERDN LDY-V485
Registration number：07502
Rated operating voltage Un：12V
Max. continuous operating Uc：15V
Nominal discharge current In(8/20)：5kA
Transmission speed Vs：2M bit/s


LERDN雷尔盾防雷


Use：It is suitable for lightning protection of 485 control signal.

Type：LERDN LDY-X485
Registration number：05502
Rated operating voltage Un：12V
Max. continuous operating Uc：15V
ominal discharge current In(8/20)：5kA
Transmission speed Vs：2M bit/s

 

 

 

LERDN电源防雷模块
Modular power circuit of lightning protection

Guide rail install,standard module design,used in accessory of lightning protection,such as power distribition boxes and battery racks.It protects people from lightning interference and oprate over voltage .
LERDN计算机网络防雷
Lightning protection of computer network

It is used in computer network with RJ45 interface,such as computer card, network switches. We have produced single interface,16 interfaces and 24 interfaces.And we can produce any product which you want.
LERDN监控二合一防雷
Monitor two in one

With lightning protection of video signal and AC/DC in it, monitor two in one is used in video monitor system. It is a new product of lightning protection. You can use it in safety intelligent protection and so on.
LERDN天馈信号防雷
Lightning protection of antenna feeder signal

It is used in antenna feeder component. It can prevent the electrical equipments from the flash and reduce the accident loses.

LERDN二线信号防雷
Lightning protection of two lines control signal

It is used in industrial control signal、audio signal and other signal equipment.We can produce the products with any kind of voltage.
LERDN电话信号防雷
Lightning protection of telephone signal

It is used in telephone signal with RJ11 interface,such as ADSL、Telephone MODEM and communication equipment with the RJ11 interface.
LERDN防雷插座
Lightning protection socket

It is used before the power terminal.It can protect the equipment from the damage of over voltage and over current.We have for and six two types of sockets.
LERDN退耦器
Decoupler

In order to make up the wire's length is not enough,it is used in increasing the couducting wire's inductive loop. It can coordinate different types of surge protective devices.
LERDN防雷产品测试仪
Product tester of lightning protection

Handheld product tester of lightning protection can test the continuity voltage and leakage current of the MOV products,the turning voltage of the switch products.

 

 

LERDN一体式防雷箱
Lightning protection box

With lightning counter,fault remote signal control terminal,audible and visual alarm in it,it is used in fine lightning protection,such as computer network lab,elevator machine room,control room and equipment master control room.
LERDN视频、BNC信号防雷
Lightning protection of video、BNC signal

Lightning protection of video、BNC signal, which is used in equipment with BNC signal such as monitor video camera, digital hard disk video cassette recorder and so on We have single interface and 16 interfaces'products.

LERDN监控三合一防雷
Monitor three in one

With lightning protection of video signal and AC/DC in it, monitor three in one is used in video monitor system. It is a new product of lightning protection. You can use it in safety intelligent protection and so on.
LERDN485控制信号防雷
Lightning protection of 485 control signal

It is suitable for lightning protection of 485 control signal.
LERDN四线信号防雷
Lightning protection of four lines control signal

It is used in industrial control signal、audio signal and other signal equipment.We can produce the products with any kind of voltage.
LERDN电源精细防雷
fine modular power circuit of lightning protection

It is used in fine lightning protection of loe voltage equipment.We can produce modules of fine lightning protection with any kind of voltage.
LERDN雷电计数器
Lightning counter

It is used in lightning counting.It is stored by flash.Data will never be lost when it is offline. We could design scsi embedded scsi circuit board for all kinds of equipments.
LERDN主动式预放电避雷针
Active pre-discharge lightning arrester

Pre-empted general lightning arrester's discharge time,it can protect equipments from lightning strike more effective.

LERDN更多产品
More

We can produce all kinds of combination type lightning protection boxes、module of lightning protection with special appearance and requirements.You could require us to develop new products for you.