OSRAM SIRIUS HRI 370W LL short-arc metal halide lamp with reflector

Description OSRAM SIRIUS HRI 370W LL short-arc metal halide lamp with reflector

The OSRAM SIRIUS HRI 370W LL is a high-intensity short-arc metal halide lamp with an integrated reflector, designed for professional moving head lighting fixtures in the entertainment industry. It delivers high light output and precise beam focusing, which is critical for creating crisp effects and projections. The LL version guarantees an extended service life, optimizing operating costs under intensive use.

Nominal power: 370 W
Nominal voltage: 85 V
Nominal current: 4.4 A
Ignition voltage (cold): 24 kV
Luminous flux: 19,500 lm
Luminous efficacy: 53 lm/W
Color temperature: 7,400 K
Color rendering index Ra: 70
Brightness: 12,000 cd/mm²
Average nominal life: 4,000 h
Life up to 70% luminous flux: 4,000 h
Lamp length (total): 68.0 mm
Reflector diameter: 60.0 mm
Arc gap: 1.0 mm
Maximum permissible temperature at the bulb clamping point: 350 °C
Burning position: p15
Lamp type: Metal halide
Arc type: Short arc
Reflector: Integrated
Hot restart capability: Yes
Dimmable: Yes