Electrical Calculations / Engineering

Jpflex
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Electrical calculation book seems off again
Replies
7
Views
765
ptonsparky
ptonsparky
L
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Industrial Setting 3PH 480 to 3PH 240/120 XFMR Sizing
Replies
4
Views
900
Ziyad Alahrbi
Z
M
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Is a 480 V 3-wire single mains transformerless UPS a separately derived source?
Replies
4
Views
863
Matt_from_CA
M
A
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Fused disconnect switch
Replies
4
Views
856
milmat1
milmat1
JoeStillman
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Cold Sequence Meter Disconnects for Fire Pumps
2
Replies
24
Views
2K
JoeStillman
JoeStillman
A
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Diesel Generator Distance from Building
Replies
14
Views
6K
Birken Vogt
B
Ponchik
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Did I do this correctly?
Replies
4
Views
662
Ponchik
Ponchik
N
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Manufacturers Specifications
Replies
2
Views
637
nizak
N
I
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Cable shielding grounding
Replies
12
Views
3K
Isaiah
I
H
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DC distribution panelboard loading schedule and calculations
Replies
2
Views
789
jaggedben
J
S
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240V 150A to 480V ? A
2
Replies
21
Views
2K
Jraef
Jraef
R
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Is a voltage doubler economic?
2
Replies
31
Views
3K
ggunn
G
Alley Cat Bad Dog
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Disconnect Switch Arc Flash label
Replies
10
Views
2K
Jpflex
Jpflex
T
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Calculation
Replies
10
Views
1K
ggunn
G
Jpflex
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Voltage drop two methods inconsistent
2
Replies
30
Views
3K
tortuga
tortuga
W
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Transformer Secondary OCPD
Replies
3
Views
935
augie47
augie47
B
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Crane Disconnect Location
Replies
1
Views
824
augie47
augie47
MNSparky
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Mike Holt's Electrical Toolbox app doing dwelling load calcs wrong?
Replies
16
Views
2K
retirede
R
D
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Panelboard Main Breaker Rating < Bus Rating
Replies
8
Views
1K
dsr
D
S
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Dedicated Electrical "Building" Fire Rating
Replies
1
Views
677
JoeStillman
JoeStillman
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