Data line signal protector 


 Data communications mine DB-02, DB-09, DB-25 




 Mainly used for data communication lines and other equipment of the mine, over-voltage protection. Applied to areas in the lightning protection zone 1-2 
 ★ data communication line surge voltage protection 
 ★ High-speed response 
 ★ Two-way D-type 9-pin or 25 pin connector 
 ★ 512K high bit rate 
 ★ insertion loss 

 Technical parameters 

 Model DB-02 DB-09 DB-25 
 Typical for the system Rs232 Rs232 Rs232 
 Maximum allowable operating voltage 12V 12V 12V 
 Voltage 18V 18V 18V 
 Flow capacity 8/20μs 5000A 5000A 5000A 
 Protection circuit 1-21-91-25 
 Maximum bit rate of 1Mbps 1Mbps 1Mbps 
 Insertion loss <0.2dB <0.2dB <0.2dB 
 Reaction rate ≤ 25ns ≤ 25ns ≤ 25ns