CJ-T2-20 275V 10-20ka Power Lightning Surge Protective Device Surge Arrester SPD

Producet Description CJ-T2-20 series surge protective device SPD is suitable for TN-S,TN-C-S, TT,IT etc,power supply system of AC 50/60Hz,≤380V,installed on the joint of LPZ1 or LPZ2 and LPZ3,it's designed according to lEC61643-1,GB18802.1,it adopts 35mm standard rail,there is a failure release mounted on the module of surge protective device. When the SPD fails in break down for over-heat and over-current,the failure release will help electric device separate from the power system and give the indication signal,green means normal, red means abnormal,it is also could be replaced for the module when has operating voltage.

Products Details

Application Scope and Installation position

lt's suitable for D grade surge protection,CJ-T2-20 series surge protective device according to GB188021.1-2002,installed on the joint of LPZ1 or LPZ2 and LPZ3.usually installed in household distribution boards,computer equipment, information equipment,electronicequipment and in the socket box in front of control equipment or near the control equipment.  

Product Features

·Could be replaced for the module not need power cut. ·Maximum currrent of endure the surge stroke 20kA(8/20μs). ·Time of response<25ns. ·The color of visible window shows operating status,green means normal,red means abnormal.  

Technical Data

Model CJ-T2-20
Rated Operating Voltage Un(V~) 220V 380V 220V 380V
Maximum Continuous Operating Voltage Uc(V~) 275V 385V 320V 385V
Voltage Protection Level Up(V~)kV ≤0.7 ≤1.0 ≤1.2 ≤1.5
Nominal Discharge Current In(8/20μs)kA 5 10
Maximum Discharge Current lmax(8/20μs)kA 10 20
Response Time ns <25
Test Standard GB18802/IEC61643-1
The Cross Section of L/N Line(mm²) 6
The Cross Section of PE Line(mm²) 16
Fuse or Switch(A) 10A,16A 16A,25A
Operating Environment ºC -40ºC~+85ºC
Relative Humidity(25ºC) ≤95%
Installation Standard Rail 35mm
Material of Outer Covering Fiber glass reinforced plastic
  surge protective device SPD

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