Electrical Calculations / Engineering

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Hypothetical question
2
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25
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6K
Ingenieur
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120/208V single phase panel amperes
2
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28
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14K
jumper
jumper
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vfd for low voltages
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5
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4K
Ingenieur
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Sizing conductors 100a or less
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6
Views
2K
jumper
jumper
cdcengineer
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What percentage does the electrical installation represent in today's world
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8
Views
21K
mgookin
mgookin
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Aircraft Hangers Explosion proof
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9
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7K
topgone
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mshields
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1970's vintage hydraulic elevator
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4
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2K
mshields
mshields
C
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More Arc Flash
2
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23
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7K
jumper
jumper
V
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Transformer Calulation
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6
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4K
Smart $
Smart $
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277 to Nutral needed
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8
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3K
iceworm
iceworm
T
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277v Nuetral needed
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0
Views
462
Toros
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B
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Tape Shield Bonding...
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10
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3K
MD84
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E
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motor calculations...
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1
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1K
Martin B
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Diode across coil?
2
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33
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13K
gar
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1-phase commercial Elevator
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3
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1K
mgookin
mgookin
wrobotronic
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Panel sizing for a single family home.
2 3
Replies
41
Views
10K
don_resqcapt19
don_resqcapt19
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800amp 480/277volt 3 phase switchboard
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15
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5K
kwired
kwired
A
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Feedback Transformer for SPRS neutral float in open circuit test w.r.t ground
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4
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2K
Tony S
Tony S
M
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VFD ground fault (related to lack of surge suppression or utility cap switching?)
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15
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8K
milldrone
M
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120 / 240V Service .... Assumed Delta????
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8
Views
5K
augie47
augie47
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