General
Energy consumption	18 W
Luminous efficacy	approximately 100W incandescent lamp
Lifespan	8 years
Base life	8000 Hours
Colour temperature	827
Socket type	E27

The Philips energy-saving lamp Ambiance T 18W E27 827 is a fluorescent lamp with a screw base, designed for use in standard luminaires with an E27 socket. It serves as an energy-efficient alternative to conventional incandescent lamps and is particularly used in living and working spaces where a warm white light colour is desired. The lamp consumes 18 watts of electrical power and provides light output equivalent to a 100-watt incandescent lamp. The designation Ambiance T describes the lamp's design, which features a T-shaped form ensuring even light distribution. The marking 827 refers to the light colour temperature, which falls within the warm white range and creates a pleasant, inviting atmosphere.

Applications

The lamp is intended for indoor use, particularly in living and working spaces where warm white lighting is preferred. Due to its shape and socket type, it is suitable for many common luminaires, such as ceiling lights, pendant lights, or wall lights, which feature an E27 socket. The warm white light colour (827) is especially suitable for rooms where a cozy and relaxing lighting environment is desired, such as living rooms, bedrooms, or hallways.

Functions and Features in Detail

The lamp has an energy efficiency class determined by the ratio of light output to energy consumption. With a power consumption of 18 watts and light output equivalent to a 100-watt incandescent lamp, it offers significant energy savings. The lamp's lifespan is up to 8 years, based on 8000 operating hours. This corresponds to an average usage of approximately 2.2 hours per day over an eight-year period. The lamp is therefore designed for long-term use and reduces the frequency of replacement operations.

Technology Explained Simply

The energy-saving lamp is based on fluorescent tube technology, in which an electric current flows through a gas (usually mercury vapour) to produce ultraviolet (UV) light. This UV light is converted into visible light by a phosphor coating inside the lamp. The T-shaped design of the lamp enables a compact construction and ensures even light distribution. The designation 827 indicates a colour temperature of approximately 2700 Kelvin, corresponding to the warm white light range. The lamp connects via an E27 screw base, which is typically found in standard luminaires.

The lamp is designed for operation at an alternating voltage of 230 volts, which corresponds to the standard voltage in Germany and many other European countries. The lamp does not produce visible flicker, as it is equipped with electronic ballast technology that ensures stable light output.

Compatibility and Accessories

The lamp is compatible with all luminaires that feature an E27 socket. No special ballasts or additional components are required, as the lamp includes an integrated electronic ballast. Use in luminaires with mechanical ballasts (e.g. chokes) is not intended and may cause malfunctions. The lamp is not suitable for use in luminaires with dimming functions, unless the luminaire and dimmer are specifically designed for energy-saving lamps.

Installation and Mounting

Installation is performed by simply screwing the lamp into an E27 socket. It is essential to ensure that the luminaire is switched off and disconnected from the power supply before installing the lamp. The lamp should not be used in enclosed or poorly ventilated luminaires, as this may negatively affect its lifespan. Mounting requires no tools and is straightforward for the end user.

Operational Advantages

The lamp provides a significant reduction in energy consumption compared to conventional incandescent lamps. The long lifespan of up to 8 years reduces maintenance frequency and replacement lamp costs. The warm white light colour (827) creates a pleasant lighting atmosphere, preferred in living and working spaces. The lamp is designed for indoor use and requires no special mounting conditions.