Q:How much ballast does the LED 15W lamp belt need?

15W light belt, the ratio of 15W-20W constant current switching power supply on it

Q:Courtyard lamp installation requirements are?

The solar garden lights which use solar energy resources, we can learn that it's clean is very powerful, but there is a light source it is using low voltage LED light products, making itself have an advantage, because it does not contain mercury, light and not for glare problems. Therefore, the development of solar garden lamps in recent years is quite acceptable.

Q:How about solar garden lights?

LED road lamp light color is much higher than that of high pressure sodium lamp, high pressure sodium lamp color index is only about 23, while the LED road lamp cap color index reached more than 75, from the point of view of visual psychology, achieve the same brightness, illumination LED road lamp holder on average than HPS decrease by 20%, (with reference to the British sense lighting standard).

Q:Yard light installation manual fee

Solar street lamp life is generally 5 years, with the progress of photovoltaic technology, the service life will be longer and longer, and ordinary street lamp service life is only 2 years. Finally, the solar street lamp converts solar energy into electric energy, which is energy-saving, environmental friendly and pollution-free.

Q:LED how much is the courtyard lamp W?

Maybe 10w~15W. Listen to what a friend of the lighting department said. It's for your reference only

Q:How many watts of energy saving lamps are suitable for the three meter courtyard lamp? How many watts of LED?

The courtyard needs a brighter light, energy-saving lamps to light 65W, LED need to see the light effect is the brightness of the LED lamp, some 20W will be able to meet your needs, personal recommendation LED lamp, although the cost will be expensive, but a lot of electricity a year, the cost on the back, life is still very long. Good, do not often change so much trouble

Q:How to install the garden lamp?

Led garden lamp in the industry, its service life is very good, even longer than the traditional courtyard lamp usage time, although the LED garden lamp and traditional courtyard lamp is connected to electricity, but the LED garden lamp has a good energy saving effect, and its size is small, easy to control the advantages of the courtyard lamp is easy to use.

Q:What does the "40WP" in the technical parameters of the solar LED courtyard lamp mean?

The unit of output power of solar cells in standard sunlight. The European Commission defines the 101 standard, the radiation intensity 1000W/m2, the atmospheric mass AM1.5, the battery temperature 25 degrees, the output power of solar cells.

Q:How many meters is the courtyard light?

The installation distance of the courtyard lights is as follows:The courtyard lights work on the lighting of the night sky, two of the decorations, the garden, the garden, the community, and so on. As for how many meters of a courtyard lamp is installed, this from a professional point of view, according to Lu Kuan, courtyard lamp wattage, is lighting brightness and courtyard lamp height etc. comprehensive factors to decide, because there is no fixed standard, only after the consideration, decided after the budget accounting.

Q:How can the LED outdoor lamp be grounded?

One end of the wire is connected to the LED shell, and the other end is buried close to the ground.