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Electrical Calculations / Engineering
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Help with Multi-Family Calcs 220.40
LibertyEngineering
Dec 21, 2022
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16
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591
Dec 29, 2022
LibertyEngineering
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240V 3ph Delta High Leg Service Upgrade to 208V Wye
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D
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927
Dec 25, 2022
winnie
W
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Can you use both 220.61(B)(1) AND 220.61(B)(2)?
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Dec 23, 2022
Replies
2
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338
Dec 24, 2022
MasonF
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Delta & Wye imbalanced loads
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Dec 24, 2022
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2
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Sizing trough for service mast
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8
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597
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Long 240 V run
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winnie
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Derating
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electrofelon
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Parallel transformers with common primary voltage but different secondary voltage and different loads
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14
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664
Dec 23, 2022
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Circuit breaker racks
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norcal
N
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Connecting 2400/4160Y to 4160 ungrounded delta?
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Dec 22, 2022
2
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25
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1K
Dec 22, 2022
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NEC 220.53 Application Questions
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Replies
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355
Dec 22, 2022
tortuga
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Transporting and fitting a new switchboard into a room
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electrofelon
Locked
NEC Calculations per 220.86
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Dec 22, 2022
Replies
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Dec 22, 2022
wwhitney
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