High-pressure sodium vapor lamps for open and closed luminaires. Product features: Lamp survival rate: 95% with 28,000 hours of burning time. Very long average lifespan: up to 48,000 hours. Lamp maintenance factor: 80% with 24,000 hours of burning time (according to DIN 13201). ErP-compliant according to EU Regulation 245/2009. Dimmable with conventional ballasts and electronic ballasts. Product advantages: Very long lifespan. Very high luminous efficacy. Extended period of use (maintenance cycle): 8 years (at approx. 11 hours/day). Very good luminous flux behavior over the lifetime. Optimum energy efficiency when operated with EVG POWERTRONIC© PTo 3DIM. Areas of application: Streets. Outdoor lighting. Industrial plants. Suitable for closed and open luminaires. Outdoor applications only in suitable luminaires. Alternative for sodium vapor double burner lamps.
| Property | Value |
| Lamp wattage: | 400.00 W |
| Luminous flux: | 56500 lm |
| Color temperature: | 2000 K |
| Socket: | E40 |
| Diameter: | 122.0 mm |
| Total length: | 290.0 mm |
| Average nominal service life: | 48000 h |
| External ignitor required: | yes |
| Color rendering index CRI: | 20-39 |
| Lamp luminous efficacy: | 141 lm/W |
| External ballast required: | yes |
| Mercury-free: | no |
| Plant lighting: | no |
| Replacement for mercury vapor lamp: | no |
| Energy efficiency class: | G |
| Weighted energy consumption in 1,000 hours: | 451 kWh |
| Lamp designation: | other |
