Division 2.2.2 Calculation of the power savings
United Kingdom
The power savings of each efficient exterior LED light (ΔPi) [W] shall be calculated in accordance with Formula 3.
where:
is the power consumption of the baseline vehicle light i [W]
is the average power consumption of the eco-innovative vehicle light i [W].
The power consumption of the different baseline vehicle lights is defined in Table 3.
Table 3
Power consumption for different baseline vehicle lights
| Vehicle light | Power consumption PB [W] |
|---|---|
| Low beam headlamp | 137 |
| High beam headlamp | 150 |
| Front position | 12 |
| Licence plate | 12 |
| Front fog lamp | 124 |
| Rear fog lamp | 26 |
| Front turn signal lamp | 13 |
| Rear turn signal lamp | 13 |
| Reversing lamp | 52 |
| Cornering lamp | 44 |
| Static Bending lamp | 44 |
| End-outline marker lamp (vehicles width > 2,1 m) | 12 |
| Side marker lamp (vehicles length > 6 m) | 24 |
| F1Rear position lamp | 12 |
Annotations
Textual amendments
Notes on Division 2
Footnotes
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Activation speeds shall be checked for each vehicle application in accordance with UN/ECE Regulation No 48 Section 6, Chapter 6.22, paragraphs 6.22.7.4.1 (class C), 6.22.7.4.2 (class V), 6.22.7.4.3 (class E), 6.22.7.4.4 (class W).