Parallel grounded conductor sizing

Wirenut21880

Member
Location
Yakima, Washington
Occupation
Electrician
I have a 1000A feeder to a MDP and paralleled 3 times with 600kcmil aluminum. There is almost no neutral load on this feeder. Is the minimum size neutral going to be 4/0 per run based on 215.2b or 250kcmil based on 250.102.(C)(1)?
 
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