Monday 14 February 2022

Philips LED ceiling light 1500 lumens

Philips 333623117 Plafonnier Cinnabar 

https://www.lighting.philips.fr/consumer/p/myliving-plafonnier/333653116

15W / 0.11A / 0.55pf nominal at 236V

Went faulty (flashing) after a few months service and replaced under warranty. Return of defective part not requested.

Rude not to repair it...

constant current smps outputs 87.2mA above a mains input of 208V

There are 4 modules in series. 

Each module has 14 leds, with 41.3V across the module.

I had a faulty led on one module, so bridged it. Module now has 38.6V volts. The rest still have 41.3V.




It's now September 2022 and the replacement light has gone faulty in 11 months. Same fault.
I've bridged the broken LED and we'll see. This is a product with 2 year warranty on the fitting and 5 years on the LEDs and the smps (go figure). So far 2 out of 2 have failed to make a fifth of the warranty period. Can't even blame a batch fault.
I have noticed that the fitting glows when it's off. There is an earth terminal but no recommendation to fit an earth. I've fitted a X2 0.1uF cap N to E terminal and they glow no more. Maybe this leakage current was enough to pre-roast the LEDs?  We'll see.
I do also have a tube light LED Philinea 45W made by Philips which glows when off. No earth terminal and no problems since installing it July 2019, but it's a 60W equivalent vs 80W for the faulty one. A lot less stress and heat!

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