Minimum rated lamp Typically defined as the amount of It is unrealistic to physically measure Energy Star Minimum lifetime should be 50%at life (B50) time that it takes for 50% of a very long lifetimes for LED products. 15,000 hours. Inclusion in MEPS statistically significant sample of Having a credible B50 estimation is would require a practical, and lamps to fail. very important, as longer LED preferrably internationally agreed lighting product lifetimes help to test method to be available. IEA 4E justify the high initial cost through SSL currently reviewing available accrued energy savings. Ultimately, if methodology. SSL products are able to meet their lifetime claims, they can cut long term energy consumption, save on manufacturing waste, and save money for consumers. Maximum premature Defined as the maximum percentage This parameter is intended to reduce IESNA LM84 10% at 30% of rated life. lamp failure rate of a lamp sample that is allowed to the number of early lamp failures. In Or have failed within a percentage of the the absence of a minimum lifetime ≤ 5% early failures at 6000 hours rated life of the lamp test it could also serve as a substitute for lifetime in a MEPS. Endurance test Includes supply switching test, The purposes of the tests are to check IEC 62612 Refer to section 11.3 of IEC 62612 temperature cycling test and for catastrophic failures, the accelerated operation test: endurance of the built-in electronic Energy Star components and the mechanical Ability of LED product to be rapidly strength of the assembly. switched on and off, to simulate how the product will be used over its The endurance tests can help verify lifetime that an LED product will not fail when installed and used. Warranty duration The duration in years from date of Important for consumers to have a SEAD: With rated life <15,000 hrs, min manufacture that the product has guarantee of minimum amount of warranty 2 years warranty cover for manufacturing time that LED products will perform Life ≥ 15,000 hrs, min warranty faults as claimed (justification of price). 3 years (this option subject to confirmation of legislative feasibility).
Minimum rated lamp life (B50) Typically defined as the amount of time that it takes for 50% of a statistically significant sample of lamps to fail. It is unrealistic to physically measure very long lifetimes for LED products. Having a credible B50 estimation is very important, as longer LED lighting product lifetimes help to justify the high initial cost through accrued energy savings. Ultimately, if SSL products are able to meet their lifetime claims, they can cut long term energy consumption, save on manufacturing waste, and save money for consumers. Energy Star Minimum lifetime should be 50%at 15,000 hours. Inclusion in MEPS would require a practical, and preferrably internationally agreed test method to be available. IEA 4E SSL currently reviewing available methodology. Maximum premature lamp failure rate Defined as the maximum percentage of a lamp sample that is allowed to have failed within a percentage of the rated life of the lamp This parameter is intended to reduce the number of early lamp failures. In the absence of a minimum lifetime test it could also serve as a substitute for lifetime in a MEPS. IESNA LM84 10% at 30% of rated life. Or ≤ 5% early failures at 6000 hours Endurance test Includes supply switching test, temperature cycling test and accelerated operation test: Ability of LED product to be rapidly switched on and off, to simulate how the product will be used over its lifetime The purposes of the tests are to check for catastrophic failures, the endurance of the built-in electronic components and the mechanical strength of the assembly. The endurance tests can help verify that an LED product will not fail when installed and used. IEC 62612 Energy Star Refer to section 11.3 of IEC 62612 Warranty duration The duration in years from date of manufacture that the product has warranty cover for manufacturing faults Important for consumers to have a guarantee of minimum amount of time that LED products will perform as claimed (justification of price). SEAD: With rated life <15,000 hrs, min warranty 2 years Life ≥ 15,000 hrs, min warranty 3 years (this option subject to confirmation of legislative feasibility).
Product_Profile__Light_Emitting_Diodes_%28LEDs_0.docx