Osram Mercury Vapour HQL 250W E40 Bulb

Technical data

Datasheet

Electrical data
Nominal wattage 250 W
PFC capacitor at 50 Hz 18 µF 1)
Rated wattage 242.4 W
Construction current 2.2 A
Rated lamp efficacy (standard condition) 52 lm/W
1) At rated voltage and cos ϕ ≥ 0.9
Light technical data
Nominal luminous flux 12600 lm
Rated color temperature 4000 K
Color rendering group 3
Rated luminous flux 12600 lm
Rated color rendering index Ra 41
Luminance 10 cd/cm²
Rated LLMF at 2,000 h 0.95
Rated LLMF at 4,000 h 0.93
Rated LLMF at 6,000 h 0.93
Rated LLMF at 8,000 h 0.91
Rated LLMF at 12,000 h 0.84
Rated LLMF at 16,000 h 0.78
Rated LLMF at 20,000 h 0.77
Dimensions & weight
Diameter 91.0 mm
Length 226.0 mm
Colors & materials
Rated lamp mercury content 39.1 mg
Mercury-free No
Temperatures
The maximum permitted outer bulb temperature 350 °C
The maximum permitted base edge temperature 250 °C
Lifespan
Rated lamp survival factor at 2,000 h 0.99
Rated lamp survival factor at 4,000 h 0.99
Rated lamp survival factor at 6,000 h 0.99
Rated lamp survival factor at 8,000 h 0.99
Rated lamp survival factor at 12,000 h 0.99
Rated lamp survival factor at 16,000 h 0.97
Lifespan
Rated lamp survival factor at 20,000 h 0.92
Operation mode LLMF/LSF 50 Hz
Additional product data
Base (standard designation) E40
Design / version Coated
Capabilities
Burning position Any
Country specific categorizations
ILCOS QE/R-250/40/3-H-E40-91/226