Product Introduction
LEIK Coaxial SPD is designed according to IEC61643-21:2000-09 related lightning protection standards. It uses qualified gas discharge tube and low capacitance semiconductor discharge tube. It has some absolute advantages, like low insertion loss, quick response, clamp accuracy, low output residual and superior transmission performance.
Feature
This product uses metal casing. It’s well-sealed and has dustproof and anti-corrosion function. It uses series mode to connect. And it is installed between protected device and coaxial feeder. This product is very easy for customers to install.
Technical Specification
Model | Type | LK-SPD-BNC-1/8/16/24CH | |
Nominal current | IN | 100mA | |
Maximum sustainable operating voltage | Uc | 5V | |
Nominal discharge current (8/20μs) | In | 5KA | |
Maximum discharge current (8/20μs) | Imax | 10KA | |
Voltage protection level | Wire/Wire | Up | ≤30V |
@1kV/μs | Wire/Ground | ≤550V | |
Response time | Wire/Wire | tA | ≤100ns |
Wire/Ground | ≤500ns | ||
Series resistance | RS | 4.7Ω | |
Bandwidth (1L<3dB) | fg | 170MHZ | |
Insertion loss | lL | ≤ 1.7dB@ 20MHz | |
Characteristic impedance | R | 50Ω/75Ω optional | |
Interface type | N,BNC,F,TNC,SMA,7/16,(mostly using its suffix to replace) | ||
Range of speed | -40℃~+105℃ | ||
Protection level | IP55(according with IEC60529/EN60529) | ||
Test standard | IEC61643-21:2000-09 |
Application
This product applies for those coaxial transmission devices, like DVR, CCTV cameras, Optical transceiver, Telecom E1 interface, CATV, Satellite TV receiver and VOD system. It protects those coaxial transmission devices from over-voltage damage.