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PRECISION APPROACH PATH INDICATOR PAPI: PRECISION APPROACH PATH INDICATOR Compliance with standards ICAO:Annex 14 Vol. 1, Para 5.3.5 FAA : AC 150/5345-28, L-880 KS :KSW 5051 (Korean Standard) The Precision Approach Path Indicator (PAPI) units provide two colours approach path indication from a wing bar arrangement. A standard wing bar comprises four units. Both units meet ICAO and FAA recommendations. The three-lamp unit allows the system to be fully operational even with one of the lamps out of order. Features • No special tools or instruments required for servicing • Easy lamp replacement without the need of tools • Light weight and sturdy structure resisting high velocity wind and jet blast • Four adjustable mounting legs for the accurate setting of the unit • Breakable couplings with 2 inch 11 TPI thread • Optical system comprising a 200W pre-focused tungsten halogen lamp, a 99.99% pure aluminum reflector, polished and protected by anodic oxidation of about 3 micrometers thickness, a through-coloured red glass filter and two high quality lenses in each beam to provide a constant transition zone which will not overpass 3 minutes of arc in any case • Long lamp life 1000 hours at full brilliancy • Optional tilt-switch available
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PRECISION APPROACH PATH INDICATOR Components 1. Body cover 2. Filter 3. Filter support 4. Inner lens 5. Gasket 6. Front cover support 7. Front Gasket 13. Aiming device support
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Photometric Performance► PAPI • NOTE 1. Minimum intensities in red light(Main beam) » NOTE 2. The beam is no less than 2 and may be as high as 6.5 times the corresponding intensity in the red sector • Chromabcity -Red XO 7136. YO 2847
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PRECISION APPROACH PATH INDICATOR Ordering Code Model Name papi * Specifications and features in this catalogue are subject to change. ^61 YOU YANG AIRPORT LIGHTING EQUIPMENT INC. Head Office 738-2, Kwanyang-Dong, Dongan-Ku, Anyang City, Kyunggi-Do, Korea Tel : 82-31 -422-0021 Fax : 82-31 -424-6044 http://www.youyang.co.kr E-mail: youyang@youyang.co.kr
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