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#11 | ||
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Hold mah beer!
Join Date: Feb 2008
Location: 80 Miles South of Moto Heaven
Moto: 08 R1200GS
Posts: 23,269
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Quote:
55W bulbs don't pull 9A or they aren't 55W. If it is labeled a 55W, it's going to be close to the standard I = V/R ohm's law. So it's probably going to be in the neighborhood of 5A. If you have a 35W HID system you are running in the neighborhood of 3A. If you run 55W HIDs, you are going to be using about the same amperage as a 55W OEM. The efficiency comes in when you are able to get more light out of less wattage. If someone is putting out a 55W bulb that is 9A, it's not 55W. 9A may be the in rush current. All in all with a Halogen and Incandescent, you are still running across a filament which will be higher resistance til the filament heats which is pretty instanteously, but you still have a path. Where as the HID system requires an electrical arc, which is know as a fault in a lot of applications. This requires high voltage and current which can serious stress a battery and decrease it's life. Electrical systems don't need minutes or hours to fuck something up. A few cycles can seriously fuck the world of an electrical system tigger. A cycle is 1/60 seconds. Basically you have a major lack of understanding in this topic and it's best to just take your chances that you aren't overstressing your battery with no delay than argue you aren't. Some batteries can take it if they are designed to handle a lot more starting current, Harleys usually have better batteries for this reason because it takes a lot more to start them. Not a lot of sportbikes are made stock with a decent battery to handle over the stock starting amps without shortening the life of the battery.
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Quote:
Last edited by Trip; 10-05-2009 at 10:37 AM.. |
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