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LED Sequenced Flashing Lighting System

SFLS-LED ICAO compliant FAA certified LED source Inset Elevated White

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An LED sequenced flashing light system, elevated or inset, for CAT I, II and III approach lighting; the fixtures fire from the outer end toward the threshold, drawing the approach direction as a moving band of light. Unit control sits inside each fixture, so no separate cabinet is needed, with fewer terminations to inspect. Against xenon flashers, LED units draw less power at a higher power factor, easing load and disturbance on the supply circuit, while an integrated constant-current driver holds flash intensity steady.

Application/Use

Installed in the runway approach lighting system, it flashes one-way or omnidirectionally from far to near in dynamic rolling mode to indicate the approach course.

Features

  • Light distribution and color comply with the requirements of FAA-E-2628E and consultation announcement of CAAC
  • LED lighting is featured by long working life, energy conservation, maintenance-free, which brings enormous economic benefits to customers
  • Unit control is integrated into light, which has compact structure and more reliable operation
  • Main body of the lighting fixtures is made of aluminum alloy material with anti-corrosion surface treatment, and all fasteners are made of stainless steel, thus being applicable to all kinds of harsh environment
  • The prisms of in-pavement lighting fixtures are made of tempered glass, the surface of which can resist to wind and sand erosion
  • The upper cover of in-pavement lighting fixtures uses equal-strength design and forging process, which has good mechanical properties, strong bearing capacity and impact resistance
  • The overall protection grade of elevated lighting fixtures reaches IP67, and that of in-pavement lighting fixtures reaches IP68 and can withstand the internal pressure of 138kpa or the water pressure formed by the aircraft impact window
  • The main control cabinets and lamp head have CPU, which works independently and collaborative cooperation is achieved through the bus communication
  • Compared with traditional xenon flash, LED flash has low power consumption and high power factor
  • High voltage integrated constant current driver circuit ensures stable current output
  • The cable layout inside the lighting fixtures is simple and compact
  • Unique system reliability design ensures that Fault of any components of the lighting fixtures will not result in system paralysis
  • The system has flash missing detection, times accounting and online detection, etc.
  • The LCD panel of the main control cabinet displays, accounts and records the operation state of the system
  • The monitoring system can achieve remote monitoring, operation state upload, and local control
  • The anti-thunder measures are provided for the circuit, power source and communication cable and the anti-thunder class complies with the standard of FAA
  • The elevated lighting fixtures can be connected with 1 inch or 2 inches frangible pipe, easy installation, firm and reliable
  • With precision machining, the forged frangible components comply with the requirements of FAA, which have steady and reliable performance

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