OSRAM SIRIUS HRI 280W RO short-arc metal halide lamp with reflector

Description OSRAM SIRIUS HRI 280W RO short-arc metal halide lamp with reflector

OSRAM SIRIUS HRI 280W RO is a short-arc metal halide lamp with an integrated reflector, designed for high-performance moving heads and specialized spotlights in professional stage and concert lighting. It delivers exceptional brightness and precise beam shaping, which is critical for creating dynamic lighting effects.

Nominal Power: 280 W
Nominal Lamp Voltage: 69 V
Nominal Lamp Current: 4.2 A
Starting Voltage: 24 kV
Luminous Flux: 11,500 lm
Central Axial Light Intensity: 280,000 cd
Color Temperature: 8000 K
Color Rendering Index (Ra): 85
Luminous Efficacy: 41 lm/W
Average Life: 2,000 h
Overall Length: 62.5 mm
Diameter: 51.5 mm
Weight: 70 g
Arc Length: 1.2 mm
Burning Position: Universal
Ignition Time to 80% Luminous Flux: 60 sec
Hot Lamp Relight Time: 10 sec
Maximum Bulb Temperature: 900°C
Beam Angle: 2.5°
UV Protection: Yes
Mercury Content: 8 mg