[sdiy] Power-One HAA15-0.8-A Power Supply Questions
Scott Stites
scottnoanh at peoplepc.com
Wed Apr 23 07:25:23 CEST 2003
Hi All,
I received a couple of the Power One HAA15-0.8-A power supplies from MPJA
today. Before I proceed, I want to double check for safety's sake -
hopefully someone here can help.
The input and output are pretty straightforward. Having 120 VAC AC mains, I
know to jumper terminals 1&3 together, jumper terminals 2&4 together, and
hook the AC up to terminals 1&4. There's a note on the power supply VW1 and
VW2 need to be cut for +/-15V operation (which I plan to use), and they are
already cut, so I'm assuming it was configured for +/-15V in its previous
life.
I plan to use a three prong plug AC cord and and connect earth to the
chassis of the power supply with a lug. I plan to eventually use both
supplies. So, it is my intent to have one power cord going into the
cabinet, then run split hot to both supplies within the cabinet, split
neutral to both supplies, and from the same point, split ground to both
supplies. Each hot line will have a fuse in it. Should I place the power
switch in the hot line, or should it be DPDT for hot and neutral? Are
there any safety flaws in the plans I've described here?
Any advice is appreciated.
Thanks,
Scott
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