Philips SOX 55 Watt Sodium Lamp
Product Features
- Uniform sodium distribution in the discharge tube by means of dimples for a more stable discharge, higher efficacy and better lumen maintenance and lamp life
- Monochromatic yellow colour with non-existent colour rendering
Product Benefits
- High luminous efficacy leads to low energy consumption
Application
- Road lighting, railway marshalling yards and crossings, airports, harbours and docks, quarries, foundries and rolling mills
- Security and orientation lighting
Lamp Wattage (W) | 55 |
Lamp Wattage EM (W) | 56 |
Colour Temperature (K) | 1800 |
Lamp Luminous Flux EM (Lm) | 7800 |
Cap-Base | BY22d |
Mercury (Hg) Content (mg) | 0 |
Dimmable | No |
Lamp Current (A) | 0.51 |
Lamp Voltage (V) | 109 |
Lumen Maintenance 5000h (%) | 100 |
Lumen Maintenance 2000h (%) | 102 |
Lamp Luminous Efficacy EM (Lm/W) | 140 |
Life to 50% failures (hr) | 18000 |
Life to 20% failures (hr) | 12000 |
Life to 5% failures (hr) | 6000 |
Burning Position | h110 |
Bulb | T50 |
Diameter D (mm) | 52 |
Overall Length C (mm) | 425 |
Net weight per piece (gr) | 300 |