Electrical Calculations / Engineering

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HVAC wire size ?
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roger
roger
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Electrical Bid
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15
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2K
Fred B
Fred B
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Solar PV Inverter - Location, Closer to Panel or Meter
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1K
designer82
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Cable/Wire Tape
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881
David Castor
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Flame Retardant
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Julius Right
Julius Right
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Are we allowed to run multiple feeders to one single building per NEC 225.30
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aakhan
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Fuel Tank Stored in Bus Garage - Classification
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754
JoeStillman
JoeStillman
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Motor Operation - Speed Torque
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8
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Julius Right
Julius Right
Grouch
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Ampacity vs. Allowable Ampacity
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4
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Carultch
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50 Hz motors on 60 Hz system
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28
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Knightryder12
Knightryder12
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panel board installation, fed by two main breakers
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jaggedben
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Body Calc
2
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Strathead
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Challenger CH1020 277V & CH3020 480V etc Breaker TCCs
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3
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758
Jraef
Jraef
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Voltage drop
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1
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753
LarryFine
LarryFine
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400amp service
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3
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847
electrofelon
electrofelon
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Can you use MMP's (type F) on 3-phase industrial heaters?
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13
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1K
Jraef
Jraef
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Adding a 200 amp breaker
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5
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792
LarryFine
LarryFine
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Service Load Calculation for a Residence with multiple panels
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6
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1K
Ponce
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Bundled conductors on the same circuit: Three separate wires reused as a subpanel feed
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10
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1K
brycenesbitt
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Possible damage to CTs
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11
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Hv&Lv
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