Product data sheet

Product datasheet
NAV-T 50 W E27
VIALOX NAV-T | 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
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Product benefits
_ High luminous efficacy
Product features
_ Service lifetime: 3 years (at approx. 11 h/day)
_ Average lifetime: up to 20,000 h
June 3, 2016, 18:55:42
NAV-T 50 W 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)
76 lm/W
1) Minimum / Maximum
Photometrical data
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Rated luminous flux
3800 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
38.0 mm
Length
156.0 mm
Light center length (LCL)
104.0 mm
Product weight
53.00 g
June 3, 2016, 18:55:42
NAV-T 50 W E27
© 2016, OSRAM GmbH. All rights reserved.
Page 2 of 4
Product datasheet
Temperatures & operating conditions
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
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Base (standard designation)
E27
Product remark
Phased out in the EU as non ErP compliant according
to EU directive 245/2009
Design / version
Clear
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
ST-50-H/E/SL-E27-39/156
Logistical Data
June 3, 2016, 18:55:42
NAV-T 50 W E27
© 2016, OSRAM GmbH. All rights reserved.
Page 3 of 4
Product datasheet
Product code
Product description
Packaging unit
(Pieces/Unit)
Dimensions (length
x width x height)
Volume
Gross weight
4008321337986
NAV-T 50 W E27
Shipping carton box
12
225 mm x 221 mm x
187 mm
9.30 dm³
1025.00 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.
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June 3, 2016, 18:55:42
NAV-T 50 W E27
© 2016, OSRAM GmbH. All rights reserved.
Page 4 of 4