High Pressure Sodium Lamp: Preheating Philips SON 70W скачать в хорошем качестве

High Pressure Sodium Lamp: Preheating Philips SON 70W

High pressure sodium lamp: Philips SON 70W A9 January 2009, made in Belgium, from the old and good Belgian production that unfortunately no longer exists with the same quality, for 5 years now as of 2020, these old ones usually last 10-12 years with daily use on average 10-12 hours/day, some maybe 13-14 years and in rare cases maybe 15 years, which now these last a maximum of 5 years! Specs of the lamp: Philips SON 70W/220 Brightness: 5600 lumens Efficiency: 80lm/watt Energy class: G Light color temperature: 1900K Deep golden white or orange white usually depending of course on the time of manufacture, usually the older ones due to the slightly larger amount of mercury mixed with sodium give a more orange-white hue compared to SON or SON-T PIA Plus which have a less orange light, they have a slightly more golden-yellow white light DImmable: Yes Lamp operating voltage: 90V Lamp current: 0.9-0.98A Color rendering index: 22-25 CRI Mercury content: 16.3mg Luminance retention when the lamp reaches the end of its life: 80-85% Music 🎶: Pulsar- The Gray Room _ Density & Time