72VDC power?

From: Paul Koning <pkoning_at_equallogic.com>
Date: Tue Mar 16 10:09:31 2004

>>>>> "Vintage" == Vintage Computer Festival <vcf_at_siconic.com> writes:

 Vintage> On Tue, 16 Mar 2004, Joe R. wrote:
>> ... I opened the chassis and
>> found that it was marked as being built to operate off of 72 VDC
>> power and that all four connecotr pins are wired tot he PSU. Is
>> anyone familar with the type of connector or why or where they use
>> 72 VDC power? The computer doesn't look like anything
>> exceptional. It

 Vintage> It probably ran off of batteries, possibly in a telco
 Vintage> environment, where that supply was readily available.

No, Telco standard power is 48V DC. I think its tolerance is pretty
loose (you're supposed to tolerate 60 volts???) but the nominal value
is 48, not 72.

   paul
Received on Tue Mar 16 2004 - 10:09:31 GMT