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Transformer sizing vs. AC drive inrush current
We are currently designing a system where we will be using 10 AC drives connected to one 50KVA Delta/Wye transformer (460/400). The inrush current for each drive is I peak=250A, this reduces to 37% in 0.75ms. This gives us a peak current of 2500A which reduces down to 925A in 0.75ms. When...- nmi
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- Replies: 3
- Forum: Electric power & transmission & distribution
