How to buy fire emergency lights

2019-07-08 09:30:31 View:994

1, buy fire emergency lights should pay attention to buy regular manufacturers of products, some counterfeit products in order to reduce costs, the use of components are mostly inferior products, with a long time will be frequent failures, causing undue losses to consumers . When picking up, shake it a few times and check if the internal storage battery and the power transformer fixed parts are firm. If there is a sound inside, the internal components are loose, otherwise the fixing is good.

2. Check if the function switch is normal. Place the switch in the dual fluorescent lamp position. At this time, the two lamps should be lit at the same time, and the brightness is uniform without flicker. Stick the ear on the lamp housing and listen carefully to the internal step-up transformer for leakage. If there is leakage, the step-up transformer will produce a "sizzling" sound.

3. Turn on the power, the charging indicator should be lit, and listen to the internal power transformer for the “beep” sound caused by the loose core. Fourth, the use of emergency lights should pay attention to, when the lights are dark, fluorescent lights should be charged immediately when starting, it takes about 14 hours for a single charge. When it is not used for a long time, it should be charged once every 3 months, and the time is about 8 hours.


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