Suzhou Industrial Park Kejia Automation Co., Ltd.
Main products:NKP Power SPD series,KDY Power SPD series,NKP Signal SPD series,KTL Signal SPD series,Power Distribution Unit
Contact Us
  • Contact Person : Ms. Lou Sandy
  • Company Name : Suzhou Industrial Park Kejia Automation Co., Ltd.
  • Tel : 86-512-65151966
  • Fax : 86-512-65111396
  • Address : Jiangsu,SuZhou,85 Kilometers Away From Alongside the National Highway 312 of Suzhou Industrial Park
  • Country/Region : China
  • Zip : 215001

Power Surge Protective Device 80kA

Power Surge Protective Device 80kA
Product Detailed
SPD 80KA, standard type MOV SPD 1, Test standard: IEC61643-1 2, Imax: 80kA, In: 40kA, Up: 2.1 kV 3,20 years` experience


SPD surge arrester /surge protective device 80KA 

NKP Power series SPD from KEJIA is usually be used in the IT, TT, TN-C, TN-S and etc power supply system of AC 50Hz, rated voltage up to 385V, to protect from direct and indirect lightning impulse and other transient over voltage. As the conditions of IEC61643-1:1998-02 standard, Class B surge protective device, it is category B surge protective device. SPD has two protection modes: MC and MD. 


protection of heavy-loaded electrical circuits from overloadused to protect not only particular consumers/circuits, but also the whole panelremarkable with high reliability of current characteristicscontrol: automatic switching off at exit failure and recovery after eliminating the danger 

Technical parameter

Model and specification


No. of poles


Power supply system


Protection grade

B class

Operation  voltage Un(V)


Max. continuous operating voltage Uc(V)


Voltage protection level Up(kV)-Less than


Max. discharging current(8/20 us) Imax(kA)


Normal discharging current (8/20 us) In(kA)


Status indication

Mechanical flag

Remote contacts


Response time(ns)


Ambient temperature

-40°C to +80°C

Relative humidity

On condition that room temperature 30% to 90%

Shell material


Protection level



35mm DIN rail, EN 60715 standards

Test grade

GB18802.1/IEC61643-1 standards

Power Surge Protective Device 80kA

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