Technical Information
Item condition |
New |
Manufacture name |
VIALOX® NAV®-E SUPER XT 250 W SUPER XT |
Brand |
LEDVANCE
|
Categories |
High-pressure sodium lamps
E40 bulb
|
Country of origin |
|
Harmonized System Code |
8539 3220 00
|
Model |
Frosted |
Socket |
E40 |
Luminous flux |
31600 lm |
Total length |
226 mm |
Colour rendering index CRI |
20-39 |
Diameter |
91 mm |
Lamp efficacy |
126 lm/W |
Lamp shape |
Ellipsoid |
External ballast required |
Yes |
Colour temperature |
2000 K |
Lamp power |
250 W |
Packing details
Packing level 1 |
4058075803664 |
Packing level 2 |
4058075803794 |
Other Technical data
Energy efficiency class |
A+ |
External ignitor required |
Yes |
Mercury-free |
No |
Number of discharge tubes |
0 |
Average nominal lifespan |
48000 h |
Weighted energy consumption in 1000 hours |
280.5 kWh |
Lamp designation |
ED28 |
Description
High-pressure sodium vapor lamps for open and enclosed luminaires. Product features: Lamp survival rate: 95 % after 28,000 h burning time. Very long average lifetime: up to 48,000 h. Lamp maintenance factor: ≥ 80 % after 24,000 h burning time (according to DIN 13201). ErP compliant according to EU Regulation 245/2009. Dimmable on conventional control gears and electronic control gears. Product benefits: Very long lifetime. Very high luminous efficacy. Extended service time (lamp replacement cycle): 8 years (at approx. 11 h/day). Very good luminous flux maintenance throughout the life of the lamp. Optimum energy efficiency on POWERTRONIC® PTo 3DIM ECGs. Areas of application: Streets. Outdoor lighting. Industrial installations. Suitable for use in open and enclosed luminaires. Outdoor applications only in suitable luminaires. Alternative to sodium twin arc lamps.