Electrical Calculations / Engineering

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12.47kV - 480V delta-wye xfmr being backfed. How to protect mains?
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5
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4K
JedahB
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replacing freestanding switchboard
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13
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6K
Strathead
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I need help with a complex calculation
2 3
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59
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15K
Huntxtrm
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which contactor?
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1
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1K
hillbilly1
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Feeder question
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5
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2K
augie47
augie47
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Calculating Power for Unique Split Phase Set Up
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13
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14K
mivey
mivey
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What is base voltage , base frequency , maximum output voltage and maximum output fre
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0
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954
danishdeshmuk
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wire load callculations
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2
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1K
Smart $
Smart $
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Parallel Operation of Induction Motors of Different Pole Pair under a VFD
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5
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3K
danishdeshmuk
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HOW TO CALCULATE THE VOLTAGES IN EACH PHASES WHILE INJECTING UNBALANCED VOLTAGES OR C
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2
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2K
weressl
weressl
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ground resistance value
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18
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11K
GoldDigger
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Xd / Xd`/Xd`` I have drawn a sketch
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2
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12K
transient
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Blown Primary Fuse on a Delta-Wye transformer for a Secondary Network
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10
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16K
gar
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Neutral current issue
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1
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1K
brian john
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NG Resistor and Parallel Sources
2
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24
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9K
billyzee
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allen Bradley vfd's ok part 2
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10
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6K
petersonra
petersonra
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primary overcurrent protection
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3
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3K
david luchini
david luchini
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Commercial energy efficiency, electrical power and lighting systems
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1
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1K
raberding
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Lights dimming or flickering
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6
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2K
GoldDigger
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4/3 mc cable
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12
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5K
kwired
kwired
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