Precautions for installing power supply of 18W LED wall washing lamp are as follows:
1. A 400W switching power supply can be equipped with 18W wall washing lamp for 15m.
2. The power of the power supply is 80% or less of the rated power.
3. The power supply shall not be used at the same time, and the power cord shall be disconnected between two power lock lamps.
4. The power supply should be placed in the middle of the main power line of the lamp and in a place suitable for maintenance and replacement. If waterproof distribution box is recommended, put it in the distribution box.
5. The power cord is recommended to run a current of less than 5 A per square meter.
6. The lamps above the comprehensive level are within 26m of the main line, and the 400W power supply is 24V power supply, which is 13A and below. It is recommended to use the national standard 4m2 main line of lamp power supply. The longer the main line of the lamp power supply is, the greater the line resistance is. It is recommended to increase the line diameter or supply power in multiple ways.
7.18W low-voltage wall washing lamp is recommended to be connected in series at 5m.
8. Waterproof plug sequence of led wall washing lamp: red | brown+pole, blue | black pole.