Electrical Calculations / Engineering

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480VAC transformer used at 380VAC
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4
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gar
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#2 wire on a 20A breaker
2
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23
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8K
ActionDave
ActionDave
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Heat load calculation in Electrical rooms
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5
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GoldDigger
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AC voltage IN THE BEGINNING
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27
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winnie
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Re-using exisitng service
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1
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qcroanoke
qcroanoke
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Capacitance coupling
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13
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6K
Haji
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MAIN ELECTRICAL POWER CONNECTION
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9
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3K
Haji
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Cross over AWG to expanded metal
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9
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3K
kurtis500
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grounding at sub panel that does not hane a equipment ground conductor run with feed
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9
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kwired
kwired
ptonsparky
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Listed industrial control
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12
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3K
ptonsparky
ptonsparky
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Sizing Feeder Breaker
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3
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2K
Smart $
Smart $
dhalleron
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Testing old wiring before arc fault protection
5 6 7
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121
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mbrooke
mbrooke
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SUBPANEL
2
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33
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Ground Loop Guru
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A question for the motor/Inverter guys - Jraef & Besoeker et al
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2
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2K
Rho_HV
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storeytime
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Single phase from three phase transformer
2 3
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45
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20K
jim dungar
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Conductor Correction for a THHN/THWN
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11
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6K
MasterTheNEC
MasterTheNEC
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Max supply side tap
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5
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2K
Shawn pavich
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Measuring Circumference of a bundle of disimilar cables
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9
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4K
Smart $
Smart $
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Overload protection for motor
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5
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3K
ptonsparky
ptonsparky
mshields
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cancelled
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2
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2K
charlie b
charlie b
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