How to install and remove the square ceiling lamp

Installation: first mark the screw hole in the installation position with a pen; Secondly, drill holes at the marked position with an electric drill and fix the base with bolts; Then connect the switch wire to the base power supply, and electrify it for inspection; Finally, the outer cover is fastened and fixed.

Disassembly: first pull down the master brake, find the buckle and remove the cover; Then separate the power cord and take out the bolt; Finally, the base can be removed.

How to disassemble the square ceiling lamp?

1, cut off the power supply; 2. Prepare corresponding tools and remove the screws at the four corners of the square ceiling lamp; 3. Slowly pull down the aluminum alloy part on the side with the sucker hook until the lampshade is removed; 4. Finally, remove the light bulb, so that the square ceiling lamp is removed.

Matters needing attention in purchasing ceiling lamps

1, choice of lampshade

At present, there are plastic lampshades, acrylic lampshades and solid wood lampshades on the market, among which acrylic lampshades are widely used. Acrylic lampshades are favored by consumers because of their softness, lightness, good light transmittance, various shapes and difficulty in dyeing and yellowing.

2, the choice of lights

For ceiling lamps, brightness is the main factor, and brightness is phosphor. There are two kinds of phosphors in the lamp, halogen powder and tricolor powder. The tricolor powder lamp tube has good color tone and high luminous intensity; However, halogen lamps have low luminosity and fast light decay.

3. Selection of electronic ballast

Electronic ballast of ceiling lamp can improve the life of ceiling lamp. Electronic ballast has low temperature, no noise and low power consumption. Consumers can choose the ceiling lamp with electronic ballast.