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What is LED Street Light?


LED street lamp is a kind of road lighting equipment using LED as light source, which is used to provide road lighting and traffic safety protection. Compared with traditional street lights, LED street lights have the following advantages:


1. Energy saving: LED street lights can convert more electrical energy into light energy, which can save a lot of energy and reduce energy costs compared with traditional street lights.


2. Long life: The life of LED street lights is generally between 30,000 and 100,000 hours, which is much higher than that of traditional street lights. It has a long service life, can reduce the number of replacement and maintenance, and reduce maintenance costs.


3. High brightness: LED street lights have high light efficiency, can emit brighter light than traditional street lights, and improve road lighting effects.


4. Adjustable color temperature: LED street lights can adjust the color temperature of the light source by controlling different LED luminous colors, and can provide different light color effects to meet lighting needs in different environments.


5. Green and environmental protection: LED street lights have no mercury, no ultraviolet and infrared radiation, no electromagnetic interference, and are more environmentally friendly to use.


6. Good anti-seismic performance: LED street lights adopt solid-state packaging technology, which can resist harsh environments, have strong anti-seismic ability, and can be used in harsh outdoor environments.


7. Various shapes and applications: LED street lamps have various shapes and can be made into lamps of various shapes and sizes. They are widely used in road lighting in various places such as urban roads, expressways, bridges, tunnels, and squares.


Generally speaking, LED street lamp is a kind of road lighting equipment with wide application and superior performance, which can effectively improve road lighting effect and traffic safety performance, and also has multiple advantages such as energy saving, long life, and environmental protection.



How many watts are LED street lights?


The power of LED street lights is usually determined according to its lighting needs and lamp specifications, generally ranging from 20 watts to 400 watts. Specifically, the power of LED street lights is affected by the following factors:


1. Lighting requirements: According to the lighting requirements of street lights, the power of LED street lights can be determined. For example, the power of LED street lights on urban roads and community roads is generally between 30 watts and 120 watts; the power of LED street lights on expressways and main roads is generally between 120 watts and 400 watts.


2. Specifications of lamps and lanterns: The power of LED street lamps with different specifications is also different. Generally speaking, the larger the lamp specification of the LED street lamp, the greater the power.


3. Environmental factors: Different environmental conditions will also affect the power of LED street lights. For example, on larger roads, higher power is required to provide sufficient lighting intensity; in harsher weather conditions, more power is required to ensure the normal operation of LED street lights.


It should be noted that the power of LED street lamps is not only determined by the wattage, but also affected by various factors such as the light effect of LED lamp beads, the efficiency of the optical system, and the effect of the cooling system. Therefore, when selecting LED street lamps, it is necessary to comprehensively consider various factors to ensure that LED street lamps with suitable power and specifications are selected.



What is the general installation height of street lights?


The installation height of LED street lights usually depends on the width and usage of the road. Generally speaking, the installation height of LED street lights should meet the following conditions:


1. Illumination requirements: The installation height should ensure that the light emitted by the lamps can fully illuminate the road and meet the specified illumination requirements.


2. Energy-saving effect: The installation height should also consider the energy-saving effect of the lamp to avoid energy waste caused by excessive power.


3. Traffic safety: The installation height should avoid too dazzling lights, which will affect the safety of driving and pedestrians.


According to different road types and scales, the installation height of LED street lights will also vary. Generally speaking, the following are common LED street light installation heights:


1. Urban roads: the general installation height is 6-8 meters.


2. Urban expressway: the general installation height is 8-12 meters.


3. Expressway: The general installation height is 10-14 meters.


It should be noted that these installation heights are for reference only, and other factors need to be considered in practical applications, such as road width, traffic density, light distribution, etc. In the actual installation process of LED street lamps, the most suitable installation height should be determined according to the specific situation in order to achieve the best lighting effect and energy saving effect.



What is the pole distance for LED street lamp installation?


The installation pole distance of LED street light depends on many factors, such as road type, luminaire power, luminaire installation height, illuminance requirements, light distribution, etc. Generally speaking, the installation pole distance of LED street lamps needs to consider the following factors comprehensively:


Illumination requirements: The installation pole distance of LED street lamps needs to meet the illumination requirements of the road to ensure that the illumination intensity of the road meets the standard.


1. Lamp power: The installation pole distance of LED street lamps also needs to consider the power of the lamps to avoid energy waste or poor lighting effects caused by too small or too large lamp power.


2. Light distribution: The installation pole distance of LED street lights needs to consider the uniformity of light distribution to ensure that every area on the road can be fully illuminated.


3. Road section type: Different types of roads have different installation pole distances for LED street lights. For example, on urban roads, the installation pole distance of LED street lights is generally 20-30 meters; while on expressways, the installation pole distance of LED street lights is generally 50-80 meters.


It should be noted that the installation pole distance of LED street lamps is not as large as possible, and reasonable arrangements need to be made according to specific conditions. In the actual installation process of LED street lights, it needs to be adjusted according to the actual situation of the road to achieve the best lighting effect and energy saving effect.


Can LED street lights be dimmed?


LED street lights can be dimmed. As a new type of energy-saving lighting product, LED street lights have dimmable performance, and can adjust the brightness of lighting according to actual needs to achieve more precise and intelligent lighting control.


There are generally two ways to dim LED street lamps, one is to adjust the power supply voltage to achieve dimming, and the other is to dim through the controller. For the power dimming method, the brightness of the LED street lamp can be controlled by changing the power supply voltage, but this method has a limited dimming range and the dimming effect is not fine enough. Therefore, the more common dimming method is realized by a controller, which can achieve a wider dimming range and a finer dimming effect.


The dimming method of the controller generally adopts the PWM (Pulse Width Modulation) dimming method, and the brightness of the LED street lamp is adjusted through different duty ratios. In addition, the brightness of LED street lamps can be controlled through various methods such as light control, human body induction, and voice control, so as to realize more intelligent lighting control.


What is the replacement rate of LED street lamps and traditional street lamps?


The replacement rate of LED street lamps and traditional street lamps depends on many factors, such as the use environment, performance and quality of LED street lamps, service life, energy costs and so on. Generally speaking, due to the higher energy efficiency and longer lifespan of LED street lights, the replacement rate is higher, especially in new street light projects.


Specifically, according to a number of research data at home and abroad, it is generally believed that LED street lamps can replace traditional street lamps such as high-pressure sodium lamps and metal halide lamps at a rate of more than 70%. In addition, in some special cases, such as requiring higher illuminance, better color rendering, etc., the replacement rate of LED street lamps will be higher, even up to 100%.


It should be noted that although the replacement rate of LED street lamps is relatively high, it still needs to be evaluated and adjusted according to the actual situation in the actual application process to avoid problems such as insufficient illumination and light pollution. At the same time, it is also necessary to choose LED street lamp products with high quality and stable performance to ensure the service life and lighting effects.


Why choose high-efficiency LED street lights?


The main reason for choosing high-efficiency LED street lights is that it can bring multiple economic and environmental benefits, including:


1. Energy saving: High-efficiency LED street lights have higher energy efficiency, which can save up to 50% of energy consumption and reduce electricity costs compared with traditional street lights.


2. Long lifespan: High-efficiency LED street lights have a longer lifespan, usually up to 5-10 years. Compared with traditional street lights, they have a shorter lifespan and require more frequent replacement and maintenance, so replacement and maintenance costs can be reduced.


3. Low light pollution: High-efficiency LED street lights have better light control performance and light attenuation control technology, which can reduce light pollution and reduce the impact on the surrounding environment and human health.


4. Good color rendering: High-efficiency LED street lights have a high color rendering index, which can provide more realistic and accurate color reproduction effects, and improve the lighting effect and quality of street lights.


5. Good dimmability: high-efficiency LED street lamps have good dimmability performance, and can be dimmed according to actual needs to achieve more flexible and intelligent lighting management.


Therefore, choosing high-efficiency LED street lamps can achieve multiple economic and environmental benefits such as energy saving, consumption reduction, and emission reduction, which is the trend and development direction of urban lighting in the future.

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