Electrical Calculations / Engineering

J
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Table 400.5(A)(2) vs. manufacturer spec
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5
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4K
JES2727
J
mityeltu
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Submerged Switch
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19
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6K
ptonsparky
ptonsparky
Mike01
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Two Speed to VFD?
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2
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3K
Jraef
Jraef
S
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Transformers
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7
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3K
augie47
augie47
R
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MV Cable Overcurrent Protection
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2
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4K
mayanees
mayanees
E
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What % do you use to determine OCPD of a fractional motor?
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4
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3K
egurdian3
E
E
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Service installation question: 600 amp splitting to 400 amp and 200
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1
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2K
Smart $
Smart $
B
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Minimum tenant feeds
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9
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4K
conmgt
C
B
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105 Derated motor of main 132 exd Motor Suitable for VFD
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10
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5K
Besoeker
Besoeker
S
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210.19 (A)(3)
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9
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3K
steve_p
S
W
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Single phase Existing Dwelling Service Size
2
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26
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7K
jumper
jumper
D
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Rotation change of motor
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3
Views
3K
kwired
kwired
mbrooke
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Calculating Delta Loads
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6
Views
3K
Smart $
Smart $
O
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SWER vs Single Primary
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14
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7K
hurk27
H
T
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Power Factor verses Efficiency
9 10 11
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200
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80K
iceworm
iceworm
F
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DC Problem with door holders
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9
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8K
Open Neutral
O
J
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Multiple Motor Feeder Calc?
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6
Views
3K
bward
B
K
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Looking for a carbon monoxide detectors rated for commercial use (restaurant)
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1
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1K
bpk
B
M
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Number of panels that can be fed off a 225A Breaker?
Replies
6
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2K
JoeStillman
JoeStillman
srinivasan
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Motor selection for fan application
Replies
5
Views
3K
Besoeker
Besoeker
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