How to distinguish between street lamp power good or bad?
How to distinguish between street lamp power good or bad?
First: the power supply to stabilize (the same power supply, transformer bigger is better);
The second: the power to provide over-current and over-voltage protection function;
Third: to have LED temperature detection and high temperature protection function, when the LED light should automatically reduce current when temperature is too high, the temperature control in LED lights within the security;
Fourth: the power to provide a soft start function, also is the current through the LED electric moment will gradually increased from zero to rated value.
Meet the above four power supply is a good power supply, to ensure that your LED and other safety work long hours.