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Quick Details

  • Place of Origin: Shanghai, China (Mainland)
  • Brand Name: LERDN
  • Model Number: LDY-TS65
  • Certification: ISO9001/14001/CE/ROHS
  • Business Mode: OEM/Manufacturer/Export
  • Function: Lightning Protection for Low Voltage
  • Class to IEC 61643-1: Class I+II
  • Class to EN 61643-11: Type 1+2
  • Class to VDE 0675: B+C

Packaging & Delivery

Packaging Details Standard Export Packing By Air With TNT Express
Delivery Time Lead Time Within 3-5 Days After Receiving Payment 100% By T/T.

TVSS Surge Suppressor


Application range:

LDY-TS65 surge protective device series are applied to equipotential bonding of the main low voltage distribution boxes in the building, providing overvoltage protection arising from the class B+C lightning strike to power supply system or misoperation. (Option from standard IEC61643- 1 and GB50343).


Main Feature:

  1. Integrated design, high discharge capacity, reliable structure;
  2. Build-in temperature control circuit breaker, high security performance;
  3. Colorless notice window indicates normal, red indicates broken, for replacement notice, which are clear and easy distinguished;
  4. Optional telesignalling monitoring interface, realizable remote monitoring;
  5. External bus-bar wire, single pieces free assembled, easy project construction;
  6. Assembled L/N-PE, L-PE, L-N etc modes, applied to various electric network systems.


Main technical data:





Max. continuous operating voltage Uc





Nominal operating voltage Un



Voltage protection level Up

< 1.5kV

< 1.8kV


< 1.2kV

Nominal discharge current In (8/20μs)


Max. discharge current Imax (8/20μs)


Pulsed current (10/350μs) Iimp


Residual voltage at 5kA (8/20μs) Ures

< 1.0kV

Follow current If


Response time tA

< 25ns

< 100ns

Thermal protection


Terminal screw torque

Max. 3.5 Nm

Protection modes


Housing material

Thermoplastic; extinguishing degree UL94 V-0

Back-up fuse (if mains > 100A)

125A gL

Terminal cross section

>16mm2 solid/flexible



We are manufacturer :




CE Certificate and ISO Certificate


We have many parts available that are not listed on our site. If you don't see what you're looking for, give us a call at 886-15201726358 Mrs Athena

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China (Mainland) | Manufacturer, Trading Company
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