China manufacturer of magnetic ballasts for metal halide flood lights & hps flood lights

Failure reasons: 1. Lamp aging; 1 the fluorescent lamps attachments not complete; 3. Opening and closing too often.
Remedy: When the lamp ignition time is nearing or exceeding the prescribed life across the lamp black is the normal filament coated electric the transmitter substances upcoming depleted. The black parts are usually in the range from both ends of the tube about 50 60mm. Although the lamp can still light, the luminous intensity is also lower than normal brightness, you should consider replacing the lamp. As the new lamp use soon serious black ends, is due to the splash of the electron-emitting material in the filament too fast, adsorbed on the tube wall's sake, may be Lamp poor quality, is also possible that the fluorescent ballast has a problem The filament current is too large. The number of fluorescent light switch too often, the starting current of the fluorescent lamps, the switch too often will speed up the lamp aging.