Sylvania Self Ballasted Mercury Vapour Lamps - 160W, 250W 240 Volt - 3500K

Sylvania Self Ballasted Mercury Vapour Lamps - 160W, 250W 240 Volt - Colour 3500K

The provided information describes a Self-Ballasted Mercury Vapour Lamp . 

Here's a breakdown of the key specifications: 

• Type: Self-Ballasted Mercury Vapour Lamp (often referred to as an MBTL or blended lamp). This means it has an internal ballast (current limiting device) and can be connected directly to the mains voltage without needing an external ballast unit, unlike standard mercury vapour lamps.
• Voltage: 240 Volt . This is the operating voltage, typically used in countries with a 220V-240V mains supply. 
• Colour Temperature: 3500K (Kelvin). This indicates the color of the light. 3500K is a neutral white color, warmer than daylight (around 5000K-6500K) but cooler than standard incandescent light (around 2700K). 
• Power: 160W (Watts). This is the electrical power consumed by the lamp. 
• Available in 160W (E27 base) and 250W (E40 base)

Areas of application

• Factory and hall lighting with low-cost installations
• Upgrading light fittings with high-wattage incandescent lamps
• Factories and workshops
• Pedestrian zones, public squares
• Suitable for use in open and enclosed luminaires
• Outdoor applications only in suitable luminaires

HWL lamps can be used instead of incandescent lamps because they do not need either control gear or igniters Self-ballasted lamp for use without external control gear.