Wednesday, July 27, 2011

Re: [Electric Boats] re: Hybrid drive

 

On Tue, Jul 26, 2011 at 10:28:57PM -0000, Tom wrote:
> >From the Code of Federal Regulations 183.410:
>
> (a) Each electrical component must not ignite a propane gas and air mixture that is 4.25 to 5.25 percent propane gas by volume surrounding the electrical component when it is operated at each of its manufacturer rated voltages and current loadings, unless it is isolated from gasoline fuel sources, such as engines, and valves, connections, or other fittings in vent lines, fill lines, distribution lines or on fuel tanks, in accordance with paragraph (b) of this section.
>
> (b) An electrical component is isolated from a gasoline fuel source if:
> (1) A bulkhead that meets the requirements of paragraph (c) of this section is between the electrical component and the gasoline fuel source...

Thanks, Tom; this is all I was aware of in that regard. Of course, given
that an e-boat doesn't usually have such a fuel source, the above isn't
pertinent to the scenario Arby described - which is what made me wonder.

--
Ben Okopnik
-=-=-=-=-=-

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