Technical application guidePHILIPS MR11 LED Lamps (3.5W)

Philips 12V MR11 LED Lamps is the latest

product in series of low voltage (12VAC),

Halogen MR11 replacement

Technical application guide - Philips MR11 LED Lamps 2

Design Highlights• Up to 80% energy savings when compared to a 20 W halogen lamp• Long lifetime of 40,000 hours (B50,L70)• Retrofits into a vast majority of luminaires with GU4 sockets• Virtually no UV and Cool Beam• Environmental friendly, without mercury or any other hazardous

substances• RoHS compliant

Application Areas• Hotels, restaurants, bars, cafes• Lobbies, corridors, stairwells, washrooms, reception areas

Application Notes• Operating temperature range is between -20°C and 40°C (ambient)• Suitable for indoor environments and open Luminaire ( at least 10mm free air

space)• Suitable for use in enclosed luminaires where the case temperature (Tc)

remains below the Tc indicated in this application guide• Compatible with existing halogen transformers (refer to the recommended

transformer table)• Do not use or install the lamp in wet environment• Suitable for damp locations• For use in fixtures that can structurally support weight of the lamp• Can be used in outdoor applications where protected from direct water

exposure

Type C max.

Overall Length

D max.

Diameter

max.

Weight

(mm) (mm) (gram)

Technical application guide - Philips MR11 LED Lamps 3

Technical Specifications

Fixture Compatibility

D

C

MR11 LED Lamp 40 35 28

Spectral Power Distribution

Spectrum of MR11 2700K

100%90%80%70%60%50%40%30%20%10%

0200 800700600500400300250 750650550450350

Ilnte

nsity

(m

W/n

m)

Wavelength(nm)

Product type Voltage Power Base Total Beam CCT Intensity Lifetime CRI Dimmable

Watts Lumen Angle

(V) (W) (lm) ( o ) (K) (Cd) (Hrs)

MAS LEDspotLV 3.5W 827 MR11 24D 12 3.5 GU4 200 24 2700 1,000 40,000 80 No

4

MR11 3.5W

Temperature

To ensure a long operating life, Philips recommends that the lamp is installed in a open luminaire with at least 10 mm of free air space around the lamp housing.

Tc.

Tc Max: 80 oC

Flu

x (

%)

T_Case (oC)

100%

95%

90%

85%

80%

75%

70%75 80 85 90 95 10070

Technical application guide - Philips MR11 LED Lamps

Photometric Diagrams

100%

95%

90%

85%

80%

75%

70%

Lum

en M

aint

enan

ce

0 20000 6000010000 40000 5000030000

Hours

MR11 2700K 24D 1000 cd 200 lm

Lifetime + SustainabilityFailure Rate Curve of MR11 3.5W

PHILIPS 12V MR11 LED lamp has a lifetime of 40.000 hours, defined as the number of hours when 50% of a large group of identical lamps below 70% of its initial lumens.

Maximum Case temperature for rated 40,000 hrs lifetime: 80°C

100%

90%

80%

70%

60%

50%

40%

30%

20%

10%

0%0 10000 20000 30000 40000 50000 60000

Tota

l Fai

lure

Rat

e

Hours

Recommended Transformer List

NO Brand Model load min load max ET Compatibility1 lamp 2 lamps 3 lamps

1 2345678910111213141516

PhilipsPhilipsPhilipsPhilipsPhilipsPhilipsPhilipsOSRAMOSRAMTridonicTridonicLONONNVCENDODaiko三雄极光

20W20W50WNA4W (LED)NA20W20W20W20WNA20W20W35W10W20W

60W60W105W60W10W (LED)45W50W60W60W50W60W50W60W75W75W60W

ET-E60ET-S60ET-E105ET-C60ET-E10LED (new)ET-R50A26SET-E50 A26ET-P60Redback 60VASpeedy TE-0050POSSUMLNDET-50ET60EX224BDP36283PAK070601

passpassN/ApasspasspasspasspasspassN/AN/Apasspasspasspasspass

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