L20-XXX

• Light fixture suitable for wind turbine tower lighting
• Long life LED light source
• Designed and manufactured from materials suitable for offshore applications
• Visible Red light output
• Five year warranty
• Lightweight and easy to install
• Supplied magnet mounting bracket
• Light can be installed and serviced from inside the tower
• Light can be retracted for tower transport
• Optical design produces highly accurate and uniform light beam
• Extremely low power consumption

• In compliance with CE
• Certified to ICAO Annex 14 Volume 1, Ninth Edition (2022) Chapter 6, Low Intensity type A, B & E
• Certified to Spezifikation Hindernisfeuer und Hindernisfeuer ES, Allgemeine Verwaltungsvorschrift zur Kennzeichnung von Luftfahrthindernissen (April 2020) (German AVV)
• In compliance with Standard 621 – Obstruction Marking and Lighting – Canadian Aviation Regulations (CARs)
• In compliance with FAA AC150-5345-43J Specification for Obstruction Lighting Equipment (March 2019)
• Certified to Dutch Standard, Staatscourant 2023 nr. 31172 17 November 2023
• Certified to French Standard, STAC, direction Générale de l’Aviation civile

Performance characteristics

• Horizontal beam pattern: min. 120°
• Intensity Red light: See table
• Infra-Red wavelength ~850nm
  Infra-Red beam follows visible light, or beam is according to local standards

• Dimensions: (L x W x H):
  See drawing
• Weight: 1.55 kg
• Design degree of protection: IP66
• Operating temperature range:
  -40ºC/+55 ºC

Electrical characteristics

• Operating voltage: 24 Vdc (via MLC40x)
• Power consumption Red + IR: See table
• Power consumption IR: <0.5 W
• Overvoltage protection: Class III 6kV/3kA (test method IEC61643-11:2012/A11 and IEC61000-4-5:2014/A1:2017), (applicable when the L20 is used with a Marker Light Controller)

System design, control and monitoring

• Use multiple L20 lights in a wind turbine tower light system with an ORGA MLC40x controller