Electrical Calculations / Engineering

U
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Finding X/R ratio using the sequence impedance
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7
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2K
UlyssesB
U
W
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AC Voltage Drop Including Reactance, Southwire Calculator Example Error?
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3
Views
957
dkarst
D
C
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Panel MCB sizing for (2) CT machines and (2) Xray machines
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2
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360
CXC0987
C
D
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Can I apply 240.4(B) to conductors to wireway?
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7
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451
designer82
D
A
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Transformer secondary conductors and overcurrent protection sizing
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1
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755
jim dungar
J
T
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Fire Pump and Across the Line Controller w/ Generator
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–
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–
N/A
L
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Derating for fill and VD
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10
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1K
kwired
kwired
B
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Two Pole Service Panels on 208
2
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24
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1K
ruxton.stanislaw
R
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1/C with 3/C in parallel?
2 3 4
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68
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4K
kingpb
kingpb
JoeStillman
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European "Consumer Units"
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0
Views
263
JoeStillman
JoeStillman
Tainted
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2 fuses and branch breakers series rating
2 3 4
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63
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3K
wwhitney
W
M
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Sizing feeders and using the .83 rule
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1
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330
LarryFine
LarryFine
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Generator Load Calculation
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3
Views
435
ptonsparky
ptonsparky
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Would a 8awg romex be okay??? Help me understand
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4
Views
441
tom baker
tom baker
J
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NEC 310.15(B)(3)(A)
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9
Views
878
qcroanoke
qcroanoke
kingpb
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Disconnect on HV side of Transformer
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11
Views
552
JoeStillman
JoeStillman
1
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feeding two transformers by one circuit breaker
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4
Views
774
123rashab
1
B
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Guidelines for Calculating Motor Loads and Sizing Cables in a Large Sawmill
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1
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367
Jraef
Jraef
Tainted
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Documenting and testing overcurrent devices for series rating 240.86(A)
2
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28
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1K
mayanees
mayanees
Y
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Positive vs Negative Sequence
Replies
6
Views
760
charlie b
charlie b
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