Application

Tower ,Crane
Wind Power Generator
High-Building
Chimney,Heliport
Water or Cooling Tower

Certification

ICAO

FAA

CAAC

CE

Company Type

About CDT

Hunan Chendong Technology Co.,LTD （shorted as CDT）is a professional manufacturer for Green navigational aids products, mainly for aviation obstruction lights, helipad lightings and meteorological target lamp in China . CDT got ISO 9001:2008 certification the first year when established.

As pioneer in China, our products are approved by ICAO and CAAC certificate. CDT keep acting as a solution provider for customers with specialty. And our products have been exported over 50 countries and areas all over the world.

Synchronized Flashing Units Can"t work Simultaneously

A.Monitor Function Type Requires Power Line seperate from signal line,the power circuit of each unit can be independently connected,pls check signal circuit was connected by corresponding color when ensure power supply works normally.

B.Check if there"s short circuit or leakage phenomenon with the signal circuit after excluding the condition above.

Light-operated switch can"t work normally
A.The Unit can"t work at day: Pls check if the light-operated detector is closed over by dust;
B.The Unit can"t work at night: Pls check if light-operated detector is influenced by direct light or strong reflective light;
C.Testing the unit at day: Most of customers test the unit by Closing over the light-operated detector using their hands.Since the strong Radiation of sunshine,the light-operated function can"t work.The proper method is using 3 layers of black opacity adhesive tapes.