Electrical Calculations / Engineering

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Derating 15 kv cable in a concrete trench
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9
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weressl
weressl
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CA OSHPD Arc Flash Calculations Required?
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1
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2K
rbalex
rbalex
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Required to upgrade to 4 wire sub panel feeder?
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6
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wbalsam1
wbalsam1
mshields
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Hospital Data Centers
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1
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1K
steve66
steve66
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20A CB tripped?
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5
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jim dungar
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Pull Box Sizing Software
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0
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2K
pdr
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Connection to Delta Primary Transformer
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3
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2K
winnie
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Benton
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PLCs
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7
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3K
lakee911
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400 hz
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3
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2K
weressl
weressl
rgiraldo
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ROMEX ????? Have we been doing it wrong
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2
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2K
bphgravity
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conductor sizing
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13
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benaround
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mivey
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Given 3 currents, find the unknown 4th current.
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6
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4K
Mayimbe
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actual numbers of current carrying conductors in conduit
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16
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120K
pierrewoody
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What's the theory behind this?
2
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30
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mivey
mivey
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Wiring of a reactor
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3
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Pitt123
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310.15 (A)(2)Ex. 10' or 10% ampacity
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20
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hardworkingstiff
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Can you explain a 6 wire service
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7
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3K
lakee911
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difference in potential
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8
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3K
iwire
iwire
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Motor Circuit Sizing
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17
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6K
Abtech Electric
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Rating Question
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2
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1K
Minuteman
Minuteman
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