Electrical Calculations / Engineering

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Charging Unit
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2
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2K
Barbqranch
Barbqranch
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Standard load calc
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4
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2K
Canton
C
steve66
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480 volt to 400 volt transformer
2
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29
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22K
mbrooke
mbrooke
M
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Sizing elevator feeder/OC protection
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1
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2K
rlundsrud
R
fifty60
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EMC Testing
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6
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GoldDigger
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N
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How to make trip condition, start with wiring in distribution board
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2
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2K
GoldDigger
G
X
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Short Circuit Calculation 3ph transfomer with unequal size tranformers
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3
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2K
Phil Corso
P
D
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90 amp altenator
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16
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5K
kwired
kwired
S
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Lowering current output from supply transformer
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5
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3K
GoldDigger
G
M
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Table 310.15(B)(21) vs 310.15(B)(20)
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2
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2K
Smart $
Smart $
fifty60
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IEC COLOR CODE FOR DC CONTROL WIRES
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0
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2K
fifty60
fifty60
M
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newsletter 11/17/14 error?
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3
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2K
mjmike
M
fifty60
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Open Nichrome Heaters in a Humid Environment
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0
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1K
fifty60
fifty60
D
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3 PHASE CORNER GROUNDED DELTA
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18
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5K
kwired
kwired
O
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Garage Doors - plug vs. hard wired (multiple doors per circuit?)
2
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31
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10K
olc
O
W
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Short Circuit Overdutied Equipment
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2
Views
2K
ron
ron
M
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Disconnect switch sizing
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6
Views
20K
Jraef
Jraef
C
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Derating beyond a disconnect switch
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3
Views
2K
ckdckd
C
M
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Short Circuit Calculation
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19
Views
6K
kingpb
kingpb
D
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Transformer Ampacity
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8
Views
11K
kingpb
kingpb
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