Electrical Calculations / Engineering

Merry Christmas
R
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OCP/Transfer sw.
Replies
12
Views
3K
RUWired
R
chris kennedy
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4 pole ATS advantage?
Replies
10
Views
3K
chris kennedy
chris kennedy
Keri_WW
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Smoke EVAC system
Replies
5
Views
6K
iwire
iwire
QES
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20A on 20A CKT
Replies
9
Views
2K
don_resqcapt19
don_resqcapt19
M
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Grounding for static discharge protection
Replies
2
Views
2K
don_resqcapt19
don_resqcapt19
Oakey
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UF cable
Replies
3
Views
2K
cosmo
C
G
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afci's tripping
2
Replies
20
Views
4K
don_resqcapt19
don_resqcapt19
M
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Emergency lighting circuit.
Replies
2
Views
2K
Mporter4
M
P
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Size wire to feed a subpanel
Replies
1
Views
2K
charlie b
charlie b
N
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How to maintain a 2hr Fire Rating to motor
Replies
6
Views
2K
iwire
iwire
S
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Voltage drop
Replies
8
Views
2K
haskindm
H
dmanda24
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Residential Back up Generator
2
Replies
33
Views
6K
Pierre C Belarge
Pierre C Belarge
C
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rated amperage of 600V disconnect at 240V load
Replies
7
Views
4K
davidr43229
D
V
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Series Rated & Fully Rated - Equivalent?
Replies
3
Views
2K
davidr43229
D
N
  • Locked
Burnt fuse contact
Replies
1
Views
1K
davidr43229
D
A
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Zinsco Panels
Replies
9
Views
2K
A1cbr
A
M
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sizing panelboards
Replies
2
Views
2K
mdshunk
mdshunk
wirenut1980
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Transformer high side
Replies
3
Views
4K
coulter
C
H
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Old B/W relay
Replies
2
Views
2K
H.L.
H
G
  • Locked
twist lock receptacles
Replies
3
Views
2K
barclayd
B
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