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Re: Battery Boxes...What One Company Designed



In article <hctoi1tmk224c95nbo2nos0t3m56rkf0rt@xxxxxxx>, MFHult@xxxxxxxxxxxxxxxxxxxxx (Marc F Hult) writes:
| On 17 Sep 2005 19:18:03 GMT, ddl@danlan.*com (Dan Lanciani) wrote in message
| <1331582@xxxxxxxxxxxxxxxxxxx>:
|
| >In article <u5hoi1h9m2oklvuv7gjancbi4rdlp8anbg@xxxxxxx>,
| MFHult@xxxxxxxxxxxxxxxxxxxxx (Marc F Hult) writes:
| >
| >[big snip]
| >| Together they provide nominal 60 amps at 28vdc and 20 amps 14vdc =~2000
| >|watts.
| >|
| >| A Baldor natural gas 28vdc genset has been purchased (not yet installed) to
| >| kick in during power outages that has additional capacity for additional
| >|28vdc
| >| and 120VAC UPS needs. Controller is a Bouchette A120
| >|
| >| http://www.bouchette.com/Products/A120C.htm
| >|
| >| The choice of 28vdc was driven in large part because this the highest nominal
| >| voltage that meets the requirements of the under-30-volt sections of the
| >| National Electrical code (NEC).
| >
| >What NEC circuit class does your 28V wiring fall under?
|
| Depends on which circuit *after* the UL-listed class 2 supply you ask about.

What serves as the class 2 supply?

				Dan Lanciani
				ddl@danlan.*com


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