Electrical Calculations / Engineering

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New Restaurant and how to apply table 220.56 for feeder/service calculation.
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418
andyman
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Grounding Transformer WYE Grounded / delta
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7
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719
electrofelon
electrofelon
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8
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755
marmathsen
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240V 3Ph Generator Grounding
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5
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441
drcampbell
drcampbell
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Residential Calculations
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271
jaggedben
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kingpb
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NEC Allowing Sources Other Than DEG for Emergency Power
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1
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265
ron
ron
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I-V Phase Offset > 90 Degrees in Transformer Secondary Coil from Loads?
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4
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501
jim dungar
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Power Accounting Example in Multi Coil Transformer Secondary Circuits
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2
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381
wwhitney
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high leg load
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51
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3K
wwhitney
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Calculation of commercial lighting by square feet
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2
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528
Agalvez
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Underground Cabling Heat Calculation
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22
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2K
ActionDave
ActionDave
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Parallel grounded conductor
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4
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403
LarryFine
LarryFine
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480 volt wye to delta terminations
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12
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920
LarryFine
LarryFine
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Fire Pump Supply - 695.3
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1
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321
augie47
augie47
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310.15 (E)(3) Derating for neutral conductor
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7
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820
philly
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Elevator cab light
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3
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466
PaulMmn
PaulMmn
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RV campground service question
2
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20
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1K
tennsims17
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Transformer/Panel Wire Sizing/Conduit Fill
2
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31
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2K
jim dungar
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Short Circuit Calculation when Power Company provides Max Available Fault Current
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7
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785
jim dungar
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MWBC GFCI
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3
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462
letgomywago
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