Product datasheet NAV-E 50 W/E E27 VIALOX NAV-E | 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 _ High luminous efficacy Product features _ Service lifetime: 3 years (at approx. 11 h/day) _ Average lifetime: up to 24,000 h June 3, 2016, 18:55:30 NAV-E 50 W/E E27 © 2016, OSRAM GmbH. All rights reserved. Page 1 of 4 Product datasheet Technical data Electrical data Nominal wattage 50.00 W Rated wattage 50.00 W Lamp current 0.77 A Nominal voltage 85.0 V Ignition voltage 1.8 / 5.0 kVp 1) Rated lamp efficacy (standard condition) 72 lm/W 1) Minimum / Maximum Photometrical data __ Rated luminous flux 3600 lm Color rendering index Ra ≤25 Color temperature 2000 K Rated LLMF at 2,000 h 0.91 Rated LLMF at 4,000 h 0.89 Rated LLMF at 6,000 h 0.84 Rated LLMF at 8,000 h 0.83 Rated LLMF at 12,000 h 0.82 Rated LLMF at 16,000 h 0.81 Rated LLMF at 20,000 h 0.80 Dimensions & weight Diameter 71.0 mm Length 156.0 mm Product weight 52.00 g Temperatures & operating conditions June 3, 2016, 18:55:30 NAV-E 50 W/E E27 © 2016, OSRAM GmbH. All rights reserved. Page 2 of 4 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 0.97 Rated lamp survival factor at 8,000 h 0.96 Rated lamp survival factor at 12,000 h 0.91 Rated lamp survival factor at 16,000 h 0.85 Rated lamp survival factor at 20,000 h 0.75 Lifespan B50 24000 h Lifespan B10 13000 h Lifespan B5 9000 h Operation mode LLMF/LSF 50 Hz Additional product data __ Base (standard designation) E27 Product remark ErP compliant according to EU Regulation 245/2009 Design / version Coated 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 55 kWh/1000h Country specific categorizations ILCOS June 3, 2016, 18:55:30 NAV-E 50 W/E E27 SE-50-H/E/SL-E27-71/156 © 2016, OSRAM GmbH. All rights reserved. Page 3 of 4 Product datasheet Light Distribution Spectral power distribution __ Logistical Data Product code Product description Packaging unit (Pieces/Unit) Dimensions (length x width x height) Volume Gross weight 4050300015750 NAV-E 50 W/E E27 Shipping carton box 24 360 mm x 356 mm x 288 mm 36.91 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. Disclaimer Subject to change without notice. Errors and omission excepted. Always make sure to use the most recent release. June 3, 2016, 18:55:30 NAV-E 50 W/E E27 © 2016, OSRAM GmbH. All rights reserved. Page 4 of 4