Q:Seat lamp, hanging lamp, lamp holder how to distinguish? Do not know which of them is the light

The definition of the lampholder is not very clear, generally refers to the meaning of the seat is the head,

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

Pull down the main gate, with a screwdriver to pick the spring can be

Q:Home screw cap is generally what model

The disadvantage is that when the installation must be connected in accordance with the requirements of the two lines on the socket, that is, phase line to connect the center of the lamp, the neutral line to the lamp head shell is mainly for safety needs, to prevent the screw shell live.

Q:What is the lamp of the lamp lamp?

Incandescent bulbs mainly by filament, glass shell, lamp and other parts of the composition

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

Commonly used lamps of electrical accessories, including connectors, lampholders, wires ... ... "visible lamp holder is the electrical accessories.

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?

In accordance with the building specifications of ordinary lampholders in the middle of the tongue connected to the line of fire, the mouth of the mouth connected to the zero line.

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

The base of the lamp holder is fastened to the lamp or the roof with the expansion bolt and the screw, and the hanging lamp mouth is vacant.

Q:What is the e14 lamp

E14 lamp head lamp with a light source for the E14 light source interface, the diameter of 14MM lamp has a screw, for screw into the E14 lamp interface.