Recent content by Robert Lepping

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    What wire size should be used for USB charging ports on a luxury coach bus?

    Very interesting Bob...I forgot about the fact that the USB ports actually operate at 5V. So in this case even though they are providing 2.1 amps to the connected devices, it may not be pulling 2.1 amps from the main power source? According to your calcs it is only.44 amps? Is this an inherent...
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    What wire size should be used for USB charging ports on a luxury coach bus?

    Good question regarding the number of ports in use. I'm still in the beginning stages, so I've only vaguely thought about that possibility. If I assume all ports are in use, my current load shoots up to 30 amps and then I'm using even larger gauge wire for the main harnesses. In order to meet...
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    What wire size should be used for USB charging ports on a luxury coach bus?

    Hello, I am an engineer working on a project and have several questions. I believe I have the answers I need, but this forum is such a great place to confirm my thoughts. I am installing USB charging ports on a luxury coach bus. There will be a charging module installed at every pair of seats...
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    How Can an Electrical Engineer Contribute to Bus Industry Forums?

    Hello everyone. This is a great forum with tons of good info for all sorts of folks. I am an electrical engineer working in the Bus industry and I've come to this forum often to answer many of my questions. Thanks to all.
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