Electrical Calculations / Engineering

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Transformer sizing
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37
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jim dungar
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Cabinet heaters as excepted circuits
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Fischi
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Corner Tapped Delta
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6
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999
jim dungar
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Help sizing circuit breaker feeding a motor via a VFD
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15
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Jraef
Jraef
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NEC table 310.15(B)(16) and wireways
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don_resqcapt19
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Is the Southwire Voltage drop calculator wrong?
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25
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Frank DuVal
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Why can't different insulation ratings be used in same conduit
2
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21
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sgtsparky
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Reduced Neutrals
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12
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electrofelon
electrofelon
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School lighting load calculation
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9
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Trep21
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3
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744
PizzaSolei
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Question on 400 amp 120/208 3 phase
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1
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773
Little Bill
Little Bill
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7
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1K
petersonra
petersonra
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Multiple Homes One service
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14
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ActionDave
ActionDave
MechEdetour
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HRG system + separately derived system + L-N loads
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12
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MechEdetour
MechEdetour
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Breaker sizing for a panel with 2 motors with VFDs and a PLC
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723
Jraef
Jraef
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HV Batteries and kAIC Calculation
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8
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Elect117
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Delta to Delta Transformer Grounding
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7
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826
JoeStillman
JoeStillman
Keri_WW
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SPD - Breaker Location
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3
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684
jim dungar
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Section 422.31(B)
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1
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2K
Dennis Alwon
Dennis Alwon
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Solar PV for Multi-family?
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ggunn
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