Search: Posts Made By: ibpooks
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04-28-16, 09:16 AM
Replies: 30
Views: 4,826
Posted By ibpooks

Round-up is common practice based on NEC -- the...

Round-up is common practice based on NEC -- the inspector shouldn't flag that.

XLP insulation (XHHW) is thicker and tougher and consequently stiffer to work with. It is the same material direct...
04-27-16, 01:39 PM
Replies: 30
Views: 4,826
Posted By ibpooks

In that case you will want to bump up to the #6...

In that case you will want to bump up to the #6 copper ground which is matched with circuits of 101A - 200A. Bare or green insulated is allowed - you won't find green in XHHW, but maybe in THHN. ...
04-27-16, 01:03 PM
Replies: 30
Views: 4,826
Posted By ibpooks

If you actually are using #1 XHHW copper (130A...

If you actually are using #1 XHHW copper (130A ampacity @ 75C), the proper ground size is #6 copper. If you actually meant #1 XHHW aluminum (100A ampacity @ 75C), the proper ground size is #6...
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