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Standards, legislation and guidance briefing. 2. 3. Directives. 3. LED Standardisation in IEC. IEC 62717 Performance standard for LED modules 2014. IEC 62722-2-1 LED-luminaire performance requirements 2014. LED Lumen Maintenance Projection 20??. IEC 62861

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Standards legislation and guidance briefing

Standards, legislation and guidance briefing


Standards legislation and guidance briefing

2


Standards legislation and guidance briefing

3


Standards legislation and guidance briefing

Directives

3


Standards legislation and guidance briefing

LED Standardisation in IEC

IEC 62717 Performance standard for LED modules

2014

IEC 62722-2-1 LED-luminaire performance requirements

2014

LED Lumen Maintenance

Projection

20??

IEC 62861

LED Principal component reliability

2015

2


Standards legislation and guidance briefing

LED Standardisation in IEC

IEC 62717 Performance standard for LED modules

IEC 62722-2-1 LED-luminaire performance requirements

LED Lumen Maintenance

Projection

IEC 62861

LED Principal component reliability

2


Standards legislation and guidance briefing

IEC Definition of Life

3

7


Standards legislation and guidance briefing

70

Useful Life and expressed in general as LxBy

100%

e.g, Useful Life (L70B50) = 50,000h

70

65

70

90%

75

B50

L70

65

70

75

80%

60

65

70

75

80

70%

Relative luminous flux

55

65

60

70

85

75

80

60%

70

55

60

65

50

75

85

80

90

50%

10k

20k

30k

40k

50k

60k

4


Standards legislation and guidance briefing

70

Rated Median Useful Life is for the specific case when we have B50 we call this Median Useful Life Lx

100%

70

e.g, Median Useful Life (L70) = 50,000h

65

70

90%

75

B50

L70

65

70

75

80%

60

65

70

75

80

70%

Relative luminous flux

55

65

60

70

85

75

80

60%

70

55

60

65

50

75

85

80

90

50%

10k

20k

30k

40k

50k

60k

5


Standards legislation and guidance briefing

The abrupt light output degradation of a population of LED modules at a certain point in time is called Time to Abrupt Failure and expressed as Cy

70

70

70

e.g, Time to Abrupt Failure (C10) = 53,000h

70

70

70

65

65

65

70

70

70

75

75

75

100%

65

65

65

70

70

70

75

75

75

90%

% Survors

60

60

60

65

65

65

70

70

70

75

75

75

80

80

80

80%

0

0

0

65

65

65

60

60

60

70

70

70

85

85

85

75

75

75

80

80

80

70

70

70

0

0

0

60

60

60

65

65

65

10k

20k

30k

40k

50k

60k

0

0

0

75

75

75

85

85

85

80

80

80

90

90

90

53k

Time to Abrupt Failure

6


Standards legislation and guidance briefing

The Rated Abrupt Failure Value (AVF) is the percentage of LED products failing to operate at the Median Useful Life Lx

70

e.g, Rated Abrupt Failure Value(AVF) @ 50kh = 8%

70

65

70

75

100%

65

70

75

92%

90%

60

65

70

75

80

80%

0

65

60

70

85

75

80

70

0

60

65

10k

20k

30k

40k

50k

60k

0

75

85

80

90

Time to Abrupt Failure

7


Standards legislation and guidance briefing

Overview of Lifetime Metrics

LED modules &

LED luminaires

LED lamps

gradual light output degradation

abrupt light output degradation

combined gradual & abrupt light output degradation

named:

named:

named:

For Product Makers

to allow all

combinations

possible

Useful Life

(Lx By)

# hrs @ x% light with y % of the population failed

LED Lamp Life

(MxFy)

# hrs @ x% of light including abrupt failures with y % of the population failed

Time to Abrupt Failure

(Cy)

# hrs @ y% abrupt failures

informative

at rated MUL named:

for y=50 named:

for y=50 named:

Median LED Lamp Life (Mx)

# hrs @ x% of light including abrupt failures for 50% of the population

Median Useful Life (Lx)

# hrs @ x% light for 50% of the population

Abrupt Failure Value (AFV)

% abrupt failures @ Lx

to limit #

combinations

communicated

For Marking and Publication

at rated MUL named:

Combined Failure Value (CFV)

% combined failures @ Lx

normative


Standards legislation and guidance briefing

LED Standardisation in IEC

IEC 62717 Performance standard for LED modules

IEC 62722-2-1 LED-luminaire performance requirements

LED Lumen Maintenance

Projection

IEC 62861

LED Principal component reliability

2


Standards legislation and guidance briefing

  • Type A – Luminaires using LED modules where compliance with IEC 62717has been proven.

  • Type B – Luminaires using LED modules where compliance with IEC 62717has not been proven.

13


Standards legislation and guidance briefing

14


Standards legislation and guidance briefing

LED Standardisation in IEC

IEC 62717 Performance standard for LED modules

IEC 62722-2-1 LED-luminaire performance requirements

LED Lumen Maintenance

Projection

IEC 62861

LED Principal component reliability

2


Standards legislation and guidance briefing

HALT (Highly Accelerated Life Testing)

LED Modules tested until -60/+140 ºC

14


Standards legislation and guidance briefing

HALT (Highly Accelerated Life Testing)

Humidity test

15


Standards legislation and guidance briefing

LED Standardisation in IEC

IEC 62717 Performance standard for LED modules

IEC 62722-2-1 LED-luminaire performance requirements

LED Lumen Maintenance

Projection

IEC 62861

LED Principal component reliability

2


Standards legislation and guidance briefing

LED Standardisation in IEC

LED Lumen Maintenance

Projection

IEC 62717 Performance standard for LED modules

IEC 62722-2-1 LED-luminaire performance requirements

A

6000h

Type test

LM80

IEC 62717 Performance standard for LED modules

IEC 62722-2-1 LED-luminaire performance requirements

LED Lumen Maintenance

Projection

B

6000h

6000h

LM80

IEC 62861

LED Principal component reliability

1000h

2


Standards legislation and guidance briefing

New work from EU mandates

interconnections between components and LED device at the LED luminaire and lighting systems level; interoperability of thermal, electrical, photometrical and mechanical interfaces

LED street lighting application performance

interconnections between components, and LED module control gear and LED module at the LED systems level

power factor in terms of the distortion and displacement components

interconnection between LED lighting systems and other lighting systems in indoor and outdoor environments

interoperability between LED luminaire and lighting systems and energy management systems

20


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