INPUT
输入lumen
watt
Ballast/gear needed
OUTPUT Read the intermediate steps and the Energy Efficiency Index in the blue cells Steps
1.Reference power (P ref )
If Φuse < 1300 lumen : P ref = 0.88√Φuse +0.049Φuse
If Φuse ≥ 1300 lumen : P ref = 0.07341Φuse
25.49watt
2.Power Correction Factor for external control gear (according to Table 2)
1
3.Corrected Power (P cor )
P cor = P rated x Power Correction Factor
3.4watt
4.Energy Efficiency Index (EEI)
EEI = P cor / P ref
0.13
5.
Energy Class A+241.23.4none Calculation method according to the new lamp energy labelling regulation 874/2012/EC
依据2012/874/EC 的能效计算方法
Insert the data or select the type information about the examined lamp in the yellow cells 黄色表格内填入数据或选择产品对应信息
Useful luminous flux (Φuse , according to Table 3)
select "none" if no such gear, "halo" for halogen gear, "LED" for LED gear, "fluo-T5" for T5or 4-pin single capped fluorescent ballast, "fluo-other" for other fluorescent ballast,"HID" for HID ballast,"sodi" for low pressure sodium lamp ballast,
Lamp Category
Rated Power (P rated )
External control gear
Non-Directional Lamp