Electrical Calculations / Engineering

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Panelboard Sizing for Mechanical Loads
2
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33
Views
5K
petersonra
petersonra
F
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Compressor 3 phase 230/460 volts
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drcampbell
drcampbell
Grouch
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1
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augie47
augie47
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High neutral current on 480V substation
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Julius Right
Julius Right
F
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Fire Rating between floors R2 Residential above Commercial
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1
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696
JoeStillman
JoeStillman
P
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Need opinion on pvc expansion fittings
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7
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marmathsen
M
C
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Generator Sizing
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15
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sajesak
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S
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Armored Cable Installation in a Breaker Cubicle
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5
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830
synchro
synchro
A
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120% rule for busbar rating for a meter socket load center
2 3
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46
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jim dungar
J
Sparky2791
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Minimum Cover Table 300.5
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10
Views
2K
RustyShackleford
R
F
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Single Phase panel install on 480
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13
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Fordean
F
D
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Current on a 34.5kv Concentric Neutral
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3
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2K
synchro
synchro
G
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200 amp service supplying 150 sub panel.
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7
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LarryFine
LarryFine
P
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Wire size for 208V Primary to 480v sec y transformer 112.5kva
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4
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1K
augie47
augie47
E
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adding load
Replies
4
Views
821
Tulsa Electrician
T
S
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Armored cable with ground conductors
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1
Views
538
charlie b
charlie b
P
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Grounding requirements for MV splice box
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5
Views
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JoeStillman
JoeStillman
D
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Parallel feeders split to two different power dist blocks within the enclosure
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17
Views
1K
augie47
augie47
junkhound
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check my math
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9
Views
909
__dan
D
R
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Need direction with calculation
Replies
12
Views
865
Tulsa Electrician
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