
Osram Nav T 250w HPS Lamp
Osram is one of the world's leading manufactures of lighting with a history dating back more than 100 years. Quality and reliability are synonymous with the brand Osram.
VIALOX NAV-T SUPER 4Y | High-pressure sodium vapour lamps for open and enclosed luminaries.
Electrical data:
Nominal wattage 250.00 W
Rated wattage 267.40 W
Lamp current 2.95 A
Nominal voltage 100 V
Ignition voltage 3.3 kVp;5.0 kVp 1)
Nominal current 2.95 A
Photometrical data:
Rated luminous flux 33200 lm
Color rendering index Ra ‰¤25
Color temperature 2000 K
Rated LLMF at 20,000 h 0.94
Nominal luminous flux 33200 lm
Rated color temperature 2000 K
Luminous flux 33200 lm
Dimensions & weight:
Diameter 47.0 mm
Length 257.0 mm
Light center length (LCL) 158.0 mm
Product weight 135.00 g
Outer bulb T46
Overall length 257.0 mm
Temperatures & operating conditions:
Maximum permitted outer bulb temperature 400 °C
Maximum permitted base edge temperature 250 °C
Lifespan:
Lifespan B50 36000 h
Lifespan B10 24000 h
Lifespan B5 20000 h
Additional product data:
Base (standard designation) E40
Product remark Important: Before replacing for NAV Standard lamps
in existing installations, check that the igniters are
suitable
Design / version clear
System guarantee level 3 (2/5)
Mercury content 21.6 mg
Appropriate disposal acc. to WEEE Yes
Mercury-free No
Capabilities:
Dimmable Yes
Burning position Any
Enclosed luminaire required No
Certificates & standards:
Energy efficiency class E
Energy consumption 267 kWh/1000h