| Message: | QL Light Co.,Ltd is one of the leading China ledstrip manufacturers and suppliers with professional factory. Welcome to wholesale products from us.CRI≥90 Version: very suitable for the application that require high color rendering. It will give you a true color.Features of QL Constant Current Strips:1. Constant current version: with stable current, suitable for high quality requirements project.2. DC12V/DC24V input: Can work with any DC12V/DC24V PWM control system.3. can work with unstable power supply and without damage. 4. with temperature Sensor: Can lower the current to protect itself when the temperature is too high.5. Brightness uniform: With same brightness from the first end to the last end for around 10m.◆ LED Type: CRI≥90 SMD3020◆ Input Voltage: DC24V◆ Color: 2500-7000K◆ LED Qty: 70LED/m, 126LED/m◆ Beam Angle: 120 degree◆ IP Ratio: IP20, IP67 Version◆ IP20: Non-waterproof Version◆ IP67: With Silicone TubeSpecifications:Color Rendering Testing Report:Different IP version:Applications:1. Decorative lighting for festivals, events, shows, exhibitions2. Architectural lighting for canopy, corridor, window, archway,3. Backlight or edge light for signage4. Path or contour marking5. Channel letter lightingLED Knowledge: Copied from LED NEWS.ORG (www.lednews.org)LED light bulb temperature cycling testingPOSTED ON JULY 10, 2013 BY ADMIN IN LED KNOWLEDGE, LED LIGHTING WITH THERE ARE NO COMMENTSTest objects: LED light bulb (lamps with LED Driver, finished products).Test method:1) Put 5pcs LED lights in high and low temperature chamber, and this chamber can adjust temperature changing rate.2) Input the rated voltage to the LED lights;3) Set temperature range from -10℃ to 50℃, temperature speed rate: more than 1℃ / min, but less than 5℃ / min;4) Keep the LED lamp both 0.5 hours in high and low temperatures, repeated 8 times.Test requirements:A: After temperature cycling, LED light bulb can not leakage, power off and other electrical anomalies. url:http://www.highcriledstrip.com |
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