help on neutral and ground 480 volt

i have a 40 year old panel with 3 hot wires. the panel is 480 volt with no neutral and ground. what do i have to do. can i run a neutral from another box?
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snipped-for-privacy@gmail.com wrote:

It sounds like you are dealing with 3-phase in a delta configuration. What you have to do is contact an electrician knowledgeable in working with such circuits.
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wrote:

I second that. Don't mess with it.
http://205.243.100.155/frames/longarc.htm#480_volt_arc_flash
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ground from the source. Why do you need a neutral? Or do you really just need a ground?
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What you need to do is pick up the phone and call an electrician!

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