OSRAM 250w Vialox Nav-T Son-T E40 High-pressure sodium vapor lamp

OSRAM 250w Vialox Nav-T Son-T E40 High-pressure sodium vapor lamp

Vialox Nav-T are sodium SON-T lamps that provide a long-life cycle of up to 36,000 hours and high luminous efficacy. These lamps are energy-saving, offering up to 50% savings when replacing mercury vapor lamps. They are suitable for use in both open and closed luminaires, and can be used outdoors when paired with appropriate luminaires. The lamps are ErP compliant and dimmable on conventional and electronic control gears.

Features and Benefits

• Part NAVT250S4Y
• Vialox NAT-T Super 4Y (SON-T lamp)
• Long life cycle
• High luminous efficacy
• Energy saving (when replacing HQL mercury vapor lamps)
• Optimum energy efficiency on POWERTRONIC PTo 3DIM ECGs
• Dimmable on conventional control and electronic gears
• Service lifetime: 4 years at 11 hours per day
• Average lifetime: 36,000 hours
• Lamp current: 2.95 A
• Nominal voltage: 100 V
• Rated luminous flux: 33,200 lm
• Maximum permitted outer bulb temperature: 400°C
• Maximum permitted base edge temperature: 250°C
• Operation mode: LLMF/LSF 50 Hz
• E40 Base
• Clear bulb lamp
• Mercury content: 18.8 mg
• WEEE disposal
• Dimmable
• Energy efficiency class: A+
• Energy consumption: 281 kWh/1000h

Mounting Features

• Any burning position
• No enclosed luminaire required
• E40 Base
• Diameter: 47 mm
• Length: 257 mm
• Light center length (LCL): 158 mm
• Weight: 165 g

Typical Applications

• Street lights
• Outdoor lighting
• Industrial installations
• Open and closed luminaires
• Outdoors with suitable luminaires