1. Straight tube fluorescent lamp What are the main typ […]
1. Straight tube fluorescent lamp
What are the main types of fluorescent lamps? Straight tube fluorescent lamps can be divided into preheating start type, quick start type and instant start type according to their starting methods.
Up to now, the amount of preheating start-up fluorescent lamps is large, at least in countries where the power supply voltage is 220V / 240V. This kind of lamp needs electrode preheating circuit, in which there is a glow discharge starter or electronic starter. What are the main types of fluorescent lamps?
According to the diameter of the tube, preheating fluorescent lamps T12, T8 and T5 are available. The power range of the T12 lamp is 20~125 W. The T8 lamp has an ordinary ballast with a power of 15~70W; it also has a high-frequency electronic ballast with a power of 16~50 W.
What are the main types of fluorescent lamps? The T5 fluorescent lamp adopts electronic ballast, the power is 14~35W. According to the size of the power, there are micro-fluorescent lamps and high-power fluorescent lamps. The former has a lower power of only 4W, and the latter can be as high as 125W. There are also some special fluorescent lamps, such as ring, U-shaped fluorescent lamps, colored fluorescent lamps and reflective fluorescent lamps.
2. Compact fluorescent lamp
In order to replace incandescent lamps that consume a lot of power, Philips has developed compact fluorescent lamps. Compact fluorescent lamps not only have good light color, high luminous efficiency, low energy consumption, and long life. What are the main types of fluorescent lamps? The lifespan of general lighting incandescent lamps is only 1000h, while the typical lifespan of compact fluorescent lamps is 8000-10000h.
What are the main types of fluorescent lamps? Many manufacturers in my country produce compact fluorescent lamps. Various compact fluorescent lamps have different shapes, such as U-shaped, n-shaped, spiral, etc., but their structural principles and performance are similar.