Q:What is the electronic stent holder?

Are the name of the standard ah, but that is not the same as the East, the lamp is directly connected with the lights on the lamp on the lamp

Q:What are the types of lampholders, how are they distinguished? E14 E27 MR16

W --- indicates the lamp end, the electrical contact between the lamp and the lampholder is done directly through the lead on the surface of the lamp end, and the glass part (or other insulating material part) of the lamp end is not necessary for the installation of the lamp in the lamp holder For a single lamp that can replace the entire lamp end and symbolize the same interchangeability requirements of the material, it can also be symbolized;

Q:How about a short circuit after removing the old bulb from the lamp holder?

Carefully check the lamp holder, whether you remove the old light bulb, the spring and the adjacent copper level together,

Q:Want to take a lamp, put the chandelier unloaded, found three lines, how to pick up?

If the regular wiring, which has a two-color line is to protect the ground, that is, then the equipment shell, then a piece of the two-color line that is not used, if there are electricians around, it is best to ask people to help pick up, of,

Q:What is the difference between a lamp cap and a lamp holder?

A lamp is a lighting fixture that does not contain a light source

Q:How is the lamp holder fixed on the wall

Place the lamp holder in the approximate position on the wall, then mark the position of the fixing hole, drill the eye with the impact drill, insert it into the plastic expansion tube, and then fix the lamp cap on the plastic expansion tube with the tapping screw. This method is very strong The

Q:What are the common lamp specifications for LED bulbs?

According to the use of the environment Some lampholders protection level up to IP68, in the purchase, according to the need to develop the appropriate IP protection level lampholder (waterproof, etc.), usually with the lamp holder will use IEC (International Electrotechnical Commission standard) safety certification, Lamp holder classification:

Q:Ordinary light bulb connected to the line or line of fire?

Very simple electrical knowledge: zero line then lampholders, Firewire then switch, there is a control line.

Q:What is the relationship between the lamp holder and the chandelier mouth?

the hanging lamp mouth is vacant.

Q:Whether the lamp is important or the lamp holder is important

First, power, as long as the power is communication, it can not avoid strobe