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Domestic outfit with ten LED shoot the light, how many transformer
- Own need not consider, in some cases is without transformer, will himself with it. 10 lamp, it is better to a transformer. Note: 1, variable pressure, the diameter of wire to calculate according to the power system, voltage; Note 2, transformer cooling; 3, calculate the transformer parameters is that power should be put a little margin.s
About LED tube light to shoot the light of common sense
- LED lamp bead are dc low voltage, single grain lamp bead generally around 3.3 v voltage can light up, general household LED light has many grain of lamp bead, most of them are in series, no matter which kind of LED lighting needs to be in the form of a voltage conversion device, the voltage conversion device also has a built-in external, have stable manifold has regulated form, useful integrated circuit do useful discrete component, with complex circuit has simple circuit, there are lights and conversion circuit package together also have lights and conversion circuit of separate, anyway is multifarious, various countries now also does not have a specification, each manufacturer yourself, just do what want to make it, so they bring inconvenience to the user, so the home LED light damage, it is difficult to buy the same, every time in the lamp will also ask professional to listen to, you say the problem is not surprising, is likely to be a built-in driver, another oneself need plus drive without a driver.s
LED to shoot the light is good
- Save electricity, and so you explain: for example, if you use 400 w street light before now open for eight hours a day, a month's worth of electricity is: 30 = 96 * 400 * 8 * 1 1 yuan (electricity) = 96 pieces and LED120W lamps can reach 400 w the same brightness, a month's worth of electricity is: 28.8 degrees 30 = 120 * 8 * * 1 1 yuan (electricity) = 28.8-28.8 = 67.2 96 blocks of a lamp can you make a month to save 67.2 piece of this is to save electricity! More than just... probably not very accurates
Led to shoot the light, the 12 v transformer and transformer can general ordinary lamp?
- Transformer are interchangeable, but LED is a dc power supply, if the pressure after the bridge rectifier, more than 12 v, also need to consider the LED string and method and current limiting resistor.s
Tube lamp, metal halide lamp, lamp, LED lamp, the difference between more than advice please!
- Tube light is used for general lighting, can use energy-saving lamps and LED lights Metal halide lamp together not concentrated mostly see shape, but the metal halide lamp used for local lighting effect is very good, like a clothing store Than metal halide light that shoots the light is weak, but stronger than canister light LED just refers to the light source, with energy-saving lamps, incandescent light bulb is a concepts
What's the difference between an led light and an led light cup
- Look from the price In the same class, shoot the light some more expensive. In general a better quality of the domestic LED ceiling lamp lamp brands have op, three stand, leishi, mitsuo aurora. Among them, leishi and three best cost-effective. LED ceiling lamp usually have a big (5 inches) in the (4 inches) small (2.5 inch) three. Trumpet the current market price is between 20 to 15 yuan, 28-32 yuan between, medium size between 36 to 48 yuan between. All prices above do not contain light source, of course. LED ceiling lamp with horizontal and vertical two, flat a little more expensive than the vertical.s
The sitting room condole top LED lamp wattage is commonly? How many watts of the LED lamp have?
- Are generally 1 to 3 w to see your space, to shoot the light 3 w, depends on your ceiling is a few meterss
What is the difference between LED GU10 and ordinary lamp
- LED lamp is to use leds as a light source to shoot the light, the traditional lamp used more halogen lamp, luminous efficiency is lower, more power consumption and environment temperature rise by illuminate, service life is short.s
Specifications and details about dimmable led downlight
- A dimmable led downlight company was founded by a group of senior engineers in electronics, structure,thermal dissipation and safety standard. This kind of company is intended to p...
What's led flashing lights
- Led flashing lights are extremely easy to use and install. When activated, this amazing LED light is nearly impossible to miss, which helps first responders increase their visibili...
How much does a traffic light cost
- I think, any traffic police know: how much does a traffic light cost. Now in almost every crossroads, all around are hung with red, yellow, green, three traffic lights of color, it...
What's led strobe light bar
- Led strobe light bar can be used at Truck, bus, off road vehicle, atvs, boat, engineering vehicles(excavator,treedozer,road roller,bulldozer,crane and mining truck etc.), special v...
What's led recessed downlight
- Led recessed downlight can be used at Office lighting, home lighting, Commercial shops, hotels, exhibition halls, art gallery, Museum, and so on.Specifications and product descript...