LED lamps for interior lighting: surface-mounted and recessed. LED lamps for indoor lighting: advantages, operating features and types Lamp for illuminating equipment inside
The correct use of LED lamps for interior lighting allows you to solve engineering and design problems without extra costs. With the help of this article, you can quickly become familiar with new products, features of proper use, and original projects. Useful information will help you save time and money when implementing projects on your own, as well as with the involvement of professionals.
Read in the article:
Scope of application of LED lamps and how they differ from similar devices
As production volumes increase, prices for quality products in this category decrease. This significantly expands the scope of application. LED lamps are installed in luxury mansions and standard city apartments. They perform their functions flawlessly in a comfortable office environment and remain operational for a long time in industrial premises. Resistance to adverse external influences allows them to be installed inside buildings and outdoors. To increase the level of safety, low-voltage power supply is useful.
The features of LED luminaires for interior lighting are clearer in comparison with analogues:
- They do not unnecessarily heat up the environment like incandescent bulbs.
- New devices use less power to create the same level of illumination.
- LEDs are installed in durable bulbs, which are much stronger compared to energy-saving gas-discharge lamps.
- They do not need to be disposed of using special technologies.
- They turn on quickly and are well compatible with various modern sensors and control systems.
Different types of LED lamps depending on their intended purpose
The article discusses in detail the use of devices in domestic interiors. However, the following examples will help you more fully appreciate the potential capabilities of LEDs. This knowledge will be useful for successfully solving non-trivial problems when equipping residential real estate.
For indoor lighting
LED lamps for interior lighting create quite comfortable operating conditions. Normal humidity levels are assumed, so no sealing is required. This design improves ventilation and accelerates heat dissipation. When placed on the ceiling, it is permissible to use a reflector without decorative protective glass.
For outdoor lighting
For interior lighting of entrances
In such places, relatively inexpensive models are often installed. However, one should not forget about changes in humidity and temperature in the entrance area.
LED phytolight for plant lighting
At different stages of cultivation, experienced specialists apply the appropriate characteristics of the light flux. Shift to the blue segment of the range for seed germination. It activates the process of photosynthesis and accelerates growth. Red waves strengthen the shoots. Orange - have a beneficial effect on the development of fruits and flowers. The intensity of the light flux has a certain significance. It can be changed by installation height or using special regulators.
Rechargeable LED emergency lighting lamps
Such devices are used when dangerous situations arise when damage to the standard lighting system is possible. They must perform their functions autonomously, so it is understandable to equip them with an independent power source. On the other hand, a sufficiently high level of lighting is required with minimal energy consumption.
For retail premises
When equipping stores, experienced specialists pay attention to the following important nuances:
- To attract the attention of new customers, they create bright shop windows and attractive outdoor advertising.
- High-quality lighting of the entrance area and parking spaces is necessary. Regular customers will appreciate these amenities.
- The sales area needs general and local lighting. The radiation spectrum is selected in such a way as to better present the goods.
- Unfavorable conditions in certain technical rooms should be taken into account: vibration near compressor stations, low temperatures in refrigeration and freezer compartments.
The listed problems are successfully solved with the use of LED lamps for commercial lighting.
Design and principle of operation of typical LED lamps for indoor lighting
The photo shows the housing (1), which in this embodiment performs the functions of protection and load-bearing frame. The power supply (2) is connected to a 220 V network. It rectifies and reduces the voltage to the required value. Here, semiconductor devices (LEDs) are mounted on strips (3).
Various options for additional equipment are discussed below using specific examples. However, several typical solutions can be noted:
- Despite the high efficiency of devices in this category, removal of excess heat is still necessary. For this purpose, individual electronic products and sets of LEDs are installed on radiators.
- Some models use sensors to monitor overheating to prevent damage.
- To change the brightness level, step and smooth controls (dimmers) are used.
- Special sensors (light, motion) are used to automate switching on.
General and technical characteristics of LED lamps
When choosing products in this category, you should correctly determine the location. Universal wall-ceiling LED lamps can be fixed in any position.
Lighting calculations are given in the corresponding section of the site. But to avoid errors, you should not apply outdated recommendations that apply to conventional incandescent lamps. They suggest using no more than 140-160 W for average rooms of 18-22 m², and in nightlights a level of up to 20-25 W should be used. LEDs are approximately 8-10 times more efficient. Therefore, such figures must be reduced accordingly.
The color and shape of the lampshades and other aesthetic characteristics are selected taking into account the characteristics of the interior. Assess the dimensions, specify the weight and method of mounting the LED lamp. If necessary, choose height-adjustable, rotating models.
Quite often the following classification of light is used:
- "warm"– from 2700 to 3500 K;
- "neutral"– from 3500 to 4500 K;
- "cold"– more than 4500 K.
Specific names correspond to certain sensations. Warm light is associated with coziness and comfort. It is often used in the design of classic interiors. Cool tones are better suited for high-tech style.
Expert opinion
ES, EM, EO design engineer (power supply, electrical equipment, interior lighting) ASP North-West LLC
Ask a specialist“Color rendition does not directly depend on the above parameters. The naturalness of lighting is determined by the distribution of spectral components.”
If an LED lamp is installed in a glazed loggia, bathroom, or home workshop, protection from moisture and dust must be taken into account. This indicator is indicated in the accompanying documentation according to the international IP classification standards:
| Location, features | Digital designation over IP | Explanations |
|---|---|---|
| The first digit is the level of protection against mechanical solid contaminants | 0 | No protection |
| 1 | Penetration of bodies with dimensions of 50 mm or more is prevented | |
| 2 | From 12 mm | |
| 3 | From 2.5 mm | |
| 4 | From 1 mm | |
| 5 | Penetration of mechanical contaminants is permissible only in quantities that do not impair the functionality of the device | |
| 6 | Complete protection against dust getting inside the case | |
| The second is to prevent moisture penetration | 0 | No protection |
| 1 | Drops falling vertically are not allowed to penetrate | |
| 2 | Protection against drops falling at an angle of up to 15° to the vertical | |
| 3 | The same – up to 60° | |
| 4 | From any splashes | |
| 5 | Protection against jet water | |
| 6 | Moisture does not get inside from a jet with a pressure of up to 100 liters per minute | |
| 7 | Provides protection when immersed in water to a depth of 15 cm | |
| 8 | Such devices remain sealed during prolonged immersion in water. |
Advantages and disadvantages of LED lamps
If you choose fluorescent lamps for indoor lighting, you will have to handle them very carefully. A fragile glass flask can be broken with a weak blow. This nuisance is accompanied by the need for replacement and pollution of the atmosphere in the room with harmful substances. LED lights are much more durable. They do not contain hazardous components.
The following advantages should also be noted:
- LED lamps are connected to a DC source, so the “flicker effect” is eliminated. It should be remembered that such a defect causes fatigue and impairs vision;
- after applying voltage, the LEDs immediately create the brightest possible flow;
- they are resistant to vibration and other mechanical influences;
- frequent switching on does not have a negative impact on service life;
- A relatively small heat release does not disturb comfortable conditions in summer. The use of incandescent lamps in winter as heating equipment is not economically feasible;
- the service life of serial LED lamps is 30 thousand hours or more, which exceeds the performance of similar products;
- semiconductor emitters are capable of creating color illumination without filters or other additional devices.
The only drawback of LED lamps is their fairly high cost, which is being eliminated as production volumes expand through the development of new technologies. But even today, if we take into account the durability and low energy consumption, the operation of new devices is more profitable compared to analogues.
Types of LED lamps for indoor lighting
Surface-mounted LED luminaires for indoor lighting
The main advantage is ease of installation. LED lamps are installed instead of outdated devices. In new buildings and when changing location, it is necessary to create channels for electrical wiring.
Recessed LED ceiling spotlights: project price including installation
The stretch ceiling (6) does not have high strength, so the lamp body (8) is attached to the concrete ceiling (1) through a special metal suspension (4). The wiring (3) is secured with clips, as in the figure, or laid inside a corrugated pipe. The base ring (5) provides neat support for the structure. A special insert (7) prevents overheating of the stretch ceiling material. In this example, the ceiling height is reduced by 40 mm from the original level.
In this case, the strength is sufficient to securely fasten a lightweight product. Similar models with spring fastenings are used.
Furniture recessed lamps
The compactness of LED lamps makes it easy to choose a suitable location. It is easy to hide technical components so as not to detract from the appearance of the furniture. These devices are used to illuminate mirrors, open shelves and interior spaces. They are not damaged by impacts when doors are closed carelessly. Minimal thermal radiation does not adversely affect the main structure.
Linear LED luminaires
The aluminum case, as in the example, provides effective heat dissipation and prevents mechanical damage. A polymer diffuser is inserted on top, which forms a uniform light flux.
LED lamps with motion and light sensor
Such solutions are used on land plots and in apartments. Without additional switches, lighting is provided for the entrance area, in front of garage doors, in long corridors and utility rooms.
LED lamps for emergency lighting
When choosing devices in this series, you should pay attention to compliance with current standards. Autonomous 12 Volt LED lamps for lighting in emergency situations are marked in a special way. Indicate information about the parameters of the sources, operating modes, and the time to maintain the functional state when the standard 220 V power supply is turned off. The battery is equipped with an indication that allows you to quickly check the charge level. The socket indicates which type of lamp is suitable for replacement. Considering the high price, the long service life comes in handy.
Calculation of lighting with LED lamps
| Type of premises of a residential building | Norms of illumination of working surfaces in the premises of a residential building, Lux (according to the recommendations of SNiP 23-05-95) |
|---|---|
| Living rooms: living rooms, bedrooms, dining rooms | 150 |
| Children's | 200 |
| Kitchens | 150 |
| Corridors, hallways | 150 |
| Bathrooms, restrooms, combined bathrooms | 150 |
| Entrance lobbies | 30 |
| Flights of stairs and landings in entrances | 20 |
| Common corridors and areas on the floors of apartment buildings | 20 |
Article
Today, LED lamps for indoor lighting are used quite widely due to their efficiency and quality of light. But in order to organize quality lighting in your home, you need to know what these lamps are, where they are located and what they are used for. In this article you will get acquainted with lamps of this type and learn how to use them correctly.
Features of LED lighting
Indoor LED lighting has become widespread recently. What is the reason for such popularity? First of all, this is, of course, high efficiency. The electricity consumption of a semiconductor device is 8-9 times lower compared to incandescent lamps with the same light flux created. Even fluorescent “energy-saving” lamps are two times behind LEDs in energy efficiency.
LED light source is 8-9 times more economical than an incandescent lamp
The next indisputable advantage of semiconductors over other light sources is their durability. The mean time between failures of an LED lighting device ranges from 10 to 30 thousand hours, while the Ilyich light bulb lasts only 1 thousand hours.
Don't forget about the color temperature for indoor lighting. Thanks to special additives, semiconductors can shine not only with any light - from warm to cold, but also with any color. This is very useful when organizing not only interior lighting, but also decorative lighting.
Using indoor LED lights for decorative lighting The next plus is the low operating temperature. Indoor LED light sources rarely heat up to temperatures above 60-70 degrees, while the same incandescent lamps can heat up to 90-100 degrees, and their halogen counterparts - up to 250 degrees Celsius. This allows the use of semiconductor interior illuminators almost everywhere: from shop windows and wall sconces to installation in suspended ceilings, which are catastrophically afraid of overheating.
Of course, LEDs also have their drawbacks: they are still quite expensive. But the development of technology promises to cope with this problem in the near future, although even today the high price of LED equipment is quickly paid off by its efficiency and long service life.
What characteristics of LED devices should you pay attention to when choosing
When choosing an indoor LED lamp, you usually focus on its power and luminous flux. Less often on color temperature and lighting direction (coverage angle). All this is undoubtedly true, but when buying a lighting device, one cannot neglect many seemingly unimportant details. Mounting method, primary purpose, appearance, design, additional functions - all these are also important criteria, taking into account which you will be able to organize lighting at the highest aesthetic and quality level. That is why I focused the article on these “unimportant” details of LED lights.
Types of ceiling lamps
LED interior lights placed on the ceiling can have not only different power and coverage angle, but also design. The main types of structures include:
- Built-in.
- Invoices.
Built-in
Internal devices of this type are completely recessed into the interceiling space; only the light-emitting part remains outside - protective glass and sometimes decorative edging.
Design of a recessed spotlight
The advantage of this design is that the device does not take up useful space and does not change the interior of the room. Of particular interest are lamps with a rotating optical system, which allows you to change the direction of light with a simple movement of the hand.
Recessed spotlight with rotating optical system Since LEDs do not heat up to high temperatures, like, say, halogen lamps, such indoor lamps can be built not only into hard overhead lamps, but also into suspended ceilings that are afraid of overheating. The coverage angle of recessed luminaires may vary, but usually does not exceed 180 degrees. The dimensions of the devices are also not regulated: from miniature point devices to raster devices with a large light-emitting area - up to a square meter or more.
Examples of using indoor recessed LED luminaires Invoices
Overhead lamps for interior lighting, as you might guess from their name, are mounted directly on the ceiling. The body of such a lamp is located outside, but usually it is small in height and does not take up very much usable space. Like built-in, surface-mounted lights are available in different sizes. They can be point, diffuse light and raster. There are models with a rotating optical system.
Rotating spot, diffused light and raster surface-mounted luminaires The advantages of the overhead structure include simple installation. Unlike built-in ones, surface-mounted devices can be installed even on a solid concrete surface.
Linear
A linear lamp has the form of a narrow long strip that glows along its entire length. A classic example of a linear lamp from Soviet times is a lamp with a linear fluorescent tube (LDS). Modern semiconductor devices use LEDs instead of LDS, but the appearance of the illuminator has remained virtually unchanged. The scattering angle of linear lighting fixtures depends on the design, installation method, the presence of reflectors, diffusers and is usually 100-180 degrees.
Based on the installation method, all LED linear illuminators existing today can be divided into three classes:
- Built-in.
- Invoices.
- Hanging.
LED linear luminaire and its design We discussed the first two types above, the latter is mounted on pendants of one length or another, similar to ordinary ceiling chandeliers for the home. Thanks to their design, linear devices allow you to organize lighting that is inaccessible to other light sources. For example, divide the room into zones or create shadowless lighting for the entire room. In addition, suspended structures are not only light sources, but also an original piece of furniture.
Examples of using linear luminaires of different types Modern industry produces not only ready-made linear LED lamps, but also special linear LED lamps, whose dimensions and type of base coincide with the dimensions and base of a conventional LDS fluorescent tube. This solution allows you to replace a fluorescent lamp with an LED lamp without altering the lamp itself. You can read more about this replacement in.
T8 LED lamp for direct replacement of fluorescent lamp For Armstrong ceilings
This type of lamps deserves special attention, since it is specially designed for installation in Armstrong panel suspended ceilings, widely used in public spaces.
Construction and appearance of the Armstrong ceiling The peculiarity of the lamp is that its dimensions coincide with the size of a standard ceiling panel. Thus, to organize lighting, it is enough to remove any ceiling panel and install a lamp in its place. Moreover, this can be done anywhere on the ceiling.
Appearance of the Armstrong lamp and its use Wall lamps and sconces
In addition to traditional ceiling lamps, wall illuminators, both spot and diffused, are often used to organize interior lighting. They can be used for local, local lighting and decorative lighting.
Example of decorative lighting using interior wall lights Interior lamps, which are part of the interior and serve not only for lighting, but also for decorative purposes (as decoration), are usually called sconces. Such devices are indispensable for internal local soft or spot lighting of certain areas and are an excellent addition to both the main lighting and the interior.
Such LED wall lamps fit perfectly into the interior and are not only light sources, but also decoration
Battery-powered luminaires for emergency lighting
Autonomous indoor luminaires are mainly used for emergency lighting of particularly critical technical facilities, where interruptions in lighting are unacceptable. Nevertheless, they are quite widely used in everyday life for emergency lighting of rooms where the power supply leaves much to be desired.
Simple and low-cost models of internal emergency light sources are equipped with their own batteries - galvanic batteries (batteries) or batteries. Such devices are turned on manually as needed. Due to their exceptional energy efficiency, using LED lamps as interior emergency lamps is an ideal option. Even ordinary batteries can last an LED illuminator for tens or hundreds of hours of continuous operation.
More complex devices are powered by batteries and can turn on automatically when the mains voltage disappears. Moreover, as long as there is electricity in the network, such a lamp independently charges its battery.
Another type of emergency lamps is with a battery and its own solar panel. During the day, the device stores energy in the battery and uses it as needed.
LED interior emergency light and example of its use
With motion and light sensor
Models with built-in motion and light sensors belong to a special category of indoor illuminators and, in fact, are automatic. The first is activated as soon as a moving object enters the field of view of a special sensor. The second one turns on when ambient light is low and automatically turns off if the lighting at the site reaches normal levels.
Motion-triggered lighting devices primarily use thermal (infrared) sensors that can respond to the appearance of a person from a distance of up to 15-20 m. This is quite enough to work in most domestic premises: storerooms, staircases, corridors, local illumination of workplaces . Devices of this type can be powered either from the mains or from a built-in battery.
Internal lighting devices that are triggered by the level of illumination are used primarily as duty lights to illuminate particularly critical places (staircases, main entrances, entrances), but can also be used in residential premises. For example, as night lights or interior decorative lighting. Their sensitive element is a photosensor, which causes the lamp to turn on if the external illumination is below a predetermined level.
Indoor luminaires are LED devices necessary for organizing functional light in residential premises, offices, entrances, on floor passages and staircases. They can be installed in corridors, bathrooms, storerooms, and living rooms. The popularity of such solutions is due to the presence of a large number of operational and technical advantages.
XLD-CL30-418-S LED Recessed Downlight for Office Lighting
LED luminaire for interior lighting “XLD-CL30-418-S” is designed for lighting offices, corridors, entrances, landings, residential and technical premises equipped with Armstrong-type suspended ceilings.
XLD-DL Recessed LED downlights
XLD-DL LED luminaires are designed for lighting rooms with suspended ceilings, including replacing luminaires with metal halide, compact fluorescent and incandescent lamps.
XLD-DL-IP54 Recessed LED downlights
XLD-DL-IP54 LED luminaires are designed for lighting rooms with suspended ceilings, including replacing luminaires with metal halide, compact fluorescent and incandescent lamps. A distinctive feature of the lamp is the increased degree of protection - IP54.
XLD-CL15-S Surface-mounted luminaire for indoor lighting
The lamp is intended for lighting offices, corridors, entrances, landings, residential and technical premises and is installed on horizontal or vertical flat surfaces (walls and ceilings).
XLD-CLN-V Surface-mounted luminaire for indoor lighting
The LED lamp is designed for lighting workshops, garages, covered parking lots, warehouses and industrial premises. Steel latches prevent entry into the luminaire without additional equipment. Equipped with a special diffuser that reduces glare. Protection degree IP65.
XLD-CL30-N-S Surface mounted luminaire for indoor lighting
LED luminaire for interior lighting “XLD-CL30-N-S” is designed for lighting corridors, staircases, emergency passages, closed car parks and technical rooms.
XLD-EL15 LED general lighting luminaire
The XLD-EL series of LED luminaires is specially designed to replace incandescent lamps in the housing and communal services sector: entrances, elevator halls, passages, staircases and other premises. A wide radiation pattern, the absence of sharp shadows and uniform illumination contribute to the creation of high-quality and comfortable lighting.
XLD-TL25 LED Track Light
LED track lights are designed for general and combined lighting of retail areas, shop windows and exhibition halls. The design of the lamps allows you to adjust the angle of the glow. Installation is carried out on a three-phase busbar.
General characteristics of indoor LED luminaires
Devices of this type are available in several types. Different models differ in power, design characteristics and other parameters. Their purchase is justified by the presence of undeniable advantages. This may include:
- economical energy consumption;
- electrical and environmental safety;
- high-quality glow, comfortable for the eyes;
- abundance of available solutions and versatility;
- stability, reliability and durability;
- wide operating temperature range.
Types and features of interior lamps
Devices designed to illuminate the interior space are identified by various criteria. Most often, separation is carried out according to the installation method. According to this criterion, devices are track-mounted, overhead and built-in. Each group of lamps has its own characteristics and technical parameters.
Track models are installed on a bus wire. The latter can be one-, two- or three-phase. The number of phases depends on the number of groups of light sources controlled offline. They can be turned on/off, rotated, changing the angle of inclination. Such characteristics make the devices multifunctional.
Built-in models are mounted on ceilings made of plasterboard, fabric or PVC sheets, or suspended panels. Different types of fastenings are suitable for this. Spring brackets are the most widely used. Based on their shape, ceiling devices are divided into square, round or rectangular. Their body can be flat or voluminous.
Thanks to their unique design, the spotlights are able to change the angle of illumination. Spot devices are especially popular. Depending on the lighting project, they can act as main and auxiliary light sources. Their installation is also possible on the surface of walls.
Surface-mounted lamps are mounted on flat surfaces - on walls or ceilings. They are round and rectangular in shape, flat and voluminous in body.
Buy indoor LED lights
LED lamps for indoor use can be purchased from Xlight: in various shapes and sizes at an affordable price, which is due to our own production and direct deliveries from manufacturers of LEDs and components.
To make a purchase, just send an application from our website or call the indicated telephone numbers or the telephone numbers of representatives in the regions. If necessary, the company’s specialists will calculate the power and offer an effective optimal solution to your problems.
Xlight indoor LED luminaires in action
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WITH The desire of consumers to save energy costs has led lighting manufacturers to a compromise decision to begin producing technologically new products. LED lamps for indoor lighting of various types, sizes and modifications for home use have appeared on sale.
In terms of its structure, the simplest LED is a device for moving electrons from one level to another. When moving, energy is released, which is compensated and converted from electrical energy into visible radiation.
Each device includes power supplies, special optical devices and elements for heat dissipation. Depending on the installation method and location, the set of working elements may also include:
- cables for connecting to a power source;
- docking connectors;
- jumpers and other parts for various purposes and configurations.
A variety of design solutions in the design of lamp housings for a children's room helps to create home coziness and comfortable conditions for leisure and sleep..
Lighting for offices and home libraries
Designing home offices or libraries and selecting the necessary lighting is always a challenging task for designers. Proper selection of lighting fixtures increases the efficiency of using such rooms and gives the premises a comfortable feel.
The degree of illumination, color rendering and distance from window openings should create an imitation of daylight without the formation of glare on the monitor or polished screen. Various types of LED interior lighting fixtures placed on the ceiling and walls help create a calm, creative environment in offices and libraries.
The organization of interior lighting deserves special attention. The comfort of being in the room depends on this. You can provide sufficient luminous flux, reducing energy costs, by installing incandescent lamps for indoor lighting instead of conventional incandescent lamps. We invite you to get acquainted with these products, their features, characteristics and types.
They operate on four batteries, providing sufficient illumination of selected areas. Batteries should be replaced every 2.5–3 months. Most models allow you to adjust the brightness of the lighting, motion sensitivity and the time after which the device turns off. Most often, such devices are installed on stairs, in halls, dressing rooms, long dark rooms, and storerooms. Sometimes they are used as a source of emergency lighting.
Rechargeable LED lamps - creating emergency lighting
When an emergency occurs, power cuts often occur. With the help of LED emergency lighting lamps with a battery, sufficient illumination of premises is ensured for the evacuation of people.
Attention! The power supply is charged from the network when the power supply system is operating in normal mode.
Manufacturers offer rechargeable LED emergency lighting lamps of the following types:
- Non-permanent action. They come into operation only when the main power supply is interrupted. Capable of working for 1–4 hours depending on the capacity of the installed battery. In standby mode, the built-in power supply is recharged from the network.
- Permanent action. After a power outage, the lamps begin to operate automatically on battery power. They can be used not only as an emergency power source, but also as the main one if the power in the building is often cut off.
- Combined. They include several lamps. Some operate exclusively from the network, others from the built-in power supply when the power supply is turned off.
The emergency power supply is mounted directly into the housing of the LED lamp. If there is not enough free space, you can choose a smaller battery or provide a separate case to accommodate the power supply.
