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Electrical Calculations / Engineering
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Overhead to underground service
MarkBurggraaf
Jul 14, 2023
Replies
5
Views
925
Jul 14, 2023
tom baker
Locked
Multiple motor circuit breaker undersized?
Tainted
Jul 12, 2023
2
Replies
22
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2K
Jul 14, 2023
don_resqcapt19
N
Locked
Damaged transmission wire caused by arc incident or contributing cause of arc incident?
nuckythompson
Jul 12, 2023
Replies
9
Views
1K
Jul 14, 2023
ggunn
G
B
Locked
Electrical Service for Apartment Complex
boltconductor
Jul 13, 2023
Replies
1
Views
1K
Jul 13, 2023
augie47
A
Locked
208/120v 3P4W Neutral CCC
arc_flashed
Jul 12, 2023
Replies
17
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2K
Jul 13, 2023
topgone
T
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Coordination Graph
Grouch
Jul 11, 2023
Replies
15
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1K
Jul 13, 2023
Grouch
C
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XLPE Cable
Chris1122
Jul 12, 2023
Replies
5
Views
822
Jul 13, 2023
Jraef
P
Locked
Combining EGC and GEC into same wire
philly
Jul 11, 2023
Replies
5
Views
1K
Jul 13, 2023
W@ttson
B
Locked
Standard or Optional calculation
blueheels2
Jul 10, 2023
Replies
9
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1K
Jul 12, 2023
blueheels2
B
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drive isolation transformer
don_resqcapt19
Jul 11, 2023
Replies
2
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941
Jul 12, 2023
JoeStillman
Locked
HVAC Actual Power Draw
Zyb
Jun 28, 2023
2
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32
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3K
Jul 12, 2023
JoeStillman
T
Locked
California ISO asking for power model and dynamic model in "GE PSLF" .epc and .dyd format
tom08588
Jul 11, 2023
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0
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706
Jul 11, 2023
tom08588
T
S
Locked
RCD's and SCCR
ShortCircuited140
Jul 10, 2023
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7
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1K
Jul 11, 2023
ShortCircuited140
S
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Service and main panel sizing question
blueheels2
Jul 10, 2023
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1
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685
Jul 10, 2023
Little Bill
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Are there any exceptions to Article 440 to reduce conductor size to 460V-3P Motors?
Five by Five
Jul 7, 2023
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13
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1K
Jul 10, 2023
winnie
W
Locked
Barrier in wireways and derating.
Tainted
Jul 5, 2023
2
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34
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2K
Jul 10, 2023
LarryFine
Locked
Section 215.10 Exception 2
Grouch
Jul 9, 2023
Replies
13
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1K
Jul 10, 2023
JoeStillman
I
Locked
Panel Calculation for 3phase but only 1 leg submitted
InspectorPatches
Jul 10, 2023
Replies
9
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1K
Jul 10, 2023
InspectorPatches
I
Locked
Looking for licensed PE in eastern OK - to do ground testing and verify breaker settings
Mr. Serious
Jul 1, 2023
Replies
4
Views
812
Jul 8, 2023
Tulsa Electrician
T
B
Locked
Duplex load calculation
Bdwalster
Jul 1, 2023
Replies
4
Views
1K
Jul 7, 2023
letgomywago
L
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