Solar street light does not work at night is how to return a responsibility?
recently have to consult with our customer about the led solar street light in the dark without light, by specializing in the production of solar street lamps manufacturer to learn about what is going on. Us's response to the client shows several reply: if the led solar street light are installed and normal use for a long time appear this kind of case, check the light on the solar street light controller, if the two indicator not one on, so it is possible to controller has been damaged, appear this kind of reason may system by strong current shock, such as direct lightning or short circuit, and so on and so forth.
rural construction solar street light
if found at night led solar street lamps controller indicator light display normal discharge, check that the battery has enough, but is the street lamps and lanterns is not bright, we suggest that the led solar street light is on the anode is connected directly to the battery negative test, if found such testing can't discharge, then the lamp driver or rectifier is likely to be damaged, suggest use the multimeter to check.
solar street lamps controller shows undervoltage state, not bright lights after dark, but the battery voltage is more than under voltage value, show the battery have electricity. 24 v system, under-voltage protection value is 22. 2V（ The controller default) After around, down to the battery voltage, the controller shut off the power and stop discharging, mainly is to protect the storage battery is not affected by excessive discharge and subsequent use of the equipment.
solar street light panels during the day can give a battery charging, charging voltage only if the charge to 24 v will continue to discharge, the main purpose of this setting is to avoid battery often period was from damage depth of discharge. Under the condition of the battery voltage, if you don't restart the solar street light controller, 22. 2 v and 24 v are under voltage between state, only the solar street light storage battery voltage is above charge to 24 v will continue to discharge.
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