Product datasheet NAV-E 50 W SUPER 4Y VIALOX NAV-E SUPER 4Y | High-pressure sodium vapor lamps for open and enclosed luminaires Areas of application _ Streets _ Outdoor lighting _ Industrial installations _ Suitable for use in open and enclosed luminaires _ Outdoor applications only in suitable luminaires __ Product benefits _ Long lifetime _ Very high luminous efficacy _ Very good luminous flux maintenance throughout the life of the lamp _ Energy savings of up to 50 % when replacing mercury vapor lamps (HQL) _ Optimum energy efficiency on POWERTRONIC PTo 3DIM ECGs Product features _ Lamp survival factor: 95 % after 16,000 h burning time _ Average lifetime: up to 32,000 h _ Lamp maintenance factor: ≥ 80 % after 16,000 h burning time (according to DIN 13201) _ ErP compliant according to EU Regulation 245/2009 _ Service lifetime: 4 years (at approx. 11 h/day) _ Dimmable on conventional control gears and electronic control gears June 3, 2016, 18:55:35 NAV-E 50 W SUPER 4Y © 2016, OSRAM GmbH. All rights reserved. Page 1 of 5 Product datasheet Technical data Electrical data Nominal wattage 50.00 W Rated wattage 52.00 W Lamp current 0.75 A Nominal voltage 86.0 V Ignition voltage 1.8 / 5.0 kVp 1) Rated lamp efficacy (standard condition) 77 lm/W 1) Minimum / Maximum Photometrical data __ Rated luminous flux 4000 lm Color rendering index Ra ≤25 Color temperature 2000 K Rated LLMF at 2,000 h 0.92 Rated LLMF at 4,000 h 0.90 Rated LLMF at 6,000 h 0.88 Rated LLMF at 8,000 h 0.86 Rated LLMF at 12,000 h 0.84 Rated LLMF at 16,000 h 0.83 Rated LLMF at 20,000 h 0.79 Dimensions & weight Diameter 71.0 mm Length 156.0 mm Product weight 52.00 g Temperatures & operating conditions June 3, 2016, 18:55:35 NAV-E 50 W SUPER 4Y © 2016, OSRAM GmbH. All rights reserved. Page 2 of 5 Product datasheet Maximum permitted outer bulb temperature 310 °C Maximum permitted base edge temperature 210 °C Lifespan Rated lamp survival factor at 2,000 h 0.99 Rated lamp survival factor at 4,000 h 0.98 Rated lamp survival factor at 6,000 h 0.98 Rated lamp survival factor at 8,000 h 0.97 Rated lamp survival factor at 12,000 h 0.96 Rated lamp survival factor at 16,000 h 0.95 Rated lamp survival factor at 20,000 h 0.85 Lifespan B50 28000 h Lifespan B10 18000 h Lifespan B5 16000 h Operation mode LLMF/LSF 50 Hz Additional product data Base (standard designation) E27 Product remark Important: Before replacing for NAV Standard lamps in existing installations, check that the igniters are suitable Design / version Coated System guarantee level 3 (2/5) Mercury content 19.0 mg 1) __ 1) Maximum Capabilities Dimmable Yes Burning position Any Enclosed luminaire required No 1) 1) In combination with POWERTRONIC PTo Certificates & standards Energy efficiency class A Energy consumption 58 kWh/1000h Country specific categorizations ILCOS June 3, 2016, 18:55:35 NAV-E 50 W SUPER 4Y SE-50-H/E/SL-E27-71/156 © 2016, OSRAM GmbH. All rights reserved. Page 3 of 5 Product datasheet Light Distribution Spectral power distribution __ Guarantee Logistical Data Product code Product description Packaging unit (Pieces/Unit) Dimensions (length x width x height) Volume Gross weight 4008321356024 NAV-E 50 W SUPER 4Y Shipping carton box 24 360 mm x 359 mm x 283 mm 36.57 dm³ 1967.00 g The mentioned product code describes the smallest quantity unit which can be ordered. One shipping unit can contain one or more single products. When placing an order, for the quantity please enter single or multiples of a shipping unit. June 3, 2016, 18:55:35 NAV-E 50 W SUPER 4Y © 2016, OSRAM GmbH. All rights reserved. Page 4 of 5 Product datasheet References / Links For more information on the system guarantee and the terms and conditions of the guarantee visit www.osram.com/system-guarantee Disclaimer Subject to change without notice. Errors and omission excepted. Always make sure to use the most recent release. __ June 3, 2016, 18:55:35 NAV-E 50 W SUPER 4Y © 2016, OSRAM GmbH. All rights reserved. Page 5 of 5