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Electrical Calculations / Engineering
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UPS/ TVSS/ Power conditioner
electrofelon
Oct 7, 2021
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4
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604
Oct 7, 2021
electrofelon
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Relay Function 87 for Transformer Protection
faresos
Oct 7, 2021
Replies
3
Views
705
Oct 7, 2021
xptpcrewx
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fixed in place appliance demand
Larry Bohn
Oct 5, 2021
Replies
2
Views
974
Oct 7, 2021
JoeStillman
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NEC CABLE AND IEC CABLE SIZING CALCULATIONS.
JEFF MILLAR
Sep 28, 2021
Replies
16
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2K
Oct 7, 2021
Julius Right
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Sizing Feeder
Alwayslearningelec
Oct 4, 2021
2
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20
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2K
Oct 7, 2021
Alwayslearningelec
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OCPD in a DC circuit
philly
Oct 4, 2021
Replies
5
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899
Oct 7, 2021
philly
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Duct bank
anbm
Aug 27, 2021
Replies
19
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3K
Oct 7, 2021
JEFF MILLAR
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B
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Commercial Dryer Demand Calc 120/208
blkhatsilhouette
Oct 6, 2021
Replies
2
Views
691
Oct 6, 2021
LarryFine
L
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Transformer Sizing Help
lazercrazy3
Oct 6, 2021
Replies
2
Views
551
Oct 6, 2021
lazercrazy3
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Transformer
Marcio
Oct 5, 2021
Replies
7
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936
Oct 6, 2021
gar
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45kVA 3 phase transfomer
LibertyEngineering
Oct 5, 2021
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13
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1K
Oct 5, 2021
LibertyEngineering
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Range Calculation.
AA Action Electric.
Oct 2, 2021
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9
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1K
Oct 5, 2021
Larry Bohn
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Help with selecting Step Up Transformer
BatmanisWatching1987
Oct 4, 2021
Replies
9
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741
Oct 5, 2021
Jraef
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UL Errata
chrisplusian
Sep 27, 2021
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13
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1K
Oct 5, 2021
Dennis Alwon
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210.20(A) 80% rule - Main breaker
designer82
Sep 28, 2021
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6
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2K
Oct 5, 2021
JoeStillman
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Service load calculation single family dwelling
art82
Oct 3, 2021
Replies
5
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727
Oct 5, 2021
Npstewart
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UL508A, mounting standard GFCI breakers from siemens
SSDriver
Sep 27, 2021
Replies
10
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1K
Oct 5, 2021
Todd0x1
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New NEC 2020 Code question
Shahzad
Oct 1, 2021
2
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33
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2K
Oct 3, 2021
brantmacga
W
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3phase feeder feeding 1 phase ranges
Will6
Oct 3, 2021
Replies
2
Views
452
Oct 3, 2021
don_resqcapt19
Locked
2.4 KV switch
electrofelon
Oct 2, 2021
Replies
5
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589
Oct 3, 2021
electrofelon
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