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Electrical Calculations / Engineering
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vertical conduit and wire - cable stress relief
mshields
Dec 21, 2021
Replies
7
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6K
Dec 22, 2021
wwhitney
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D
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Calculating Air conditioning Loads in optional Load calcs for single family dwelling
Designer101
Dec 21, 2021
Replies
3
Views
916
Dec 21, 2021
follybeacher
F
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Service switch with a 10k interrupting fuse, is that cause for concern?
Tainted
Dec 18, 2021
Replies
15
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2K
Dec 21, 2021
Jraef
Locked
Transformer Primary Conductors (for above 1000V)
mshields
Dec 20, 2021
Replies
3
Views
968
Dec 21, 2021
wwhitney
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F
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Voltage drop and pipe fill derating for more than 3 conductors
FullyTorqu3d
Dec 16, 2021
Replies
15
Views
3K
Dec 21, 2021
ggunn
G
I
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Voltage drop to small, 120 VAC control panel
Isaiah
Dec 18, 2021
2
Replies
27
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3K
Dec 20, 2021
Isaiah
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H
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Fans
hhsting
Dec 19, 2021
Replies
8
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1K
Dec 20, 2021
Rock86
R
G
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Work around for lack of 30 amp GFCI breakers
Greg1707
Dec 19, 2021
Replies
5
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3K
Dec 19, 2021
g-and-h_electric
G
V
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New Jersey code. Smoke detector in occupancy A and B.
victor.cherkashi
Dec 12, 2021
Replies
2
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1K
Dec 19, 2021
victor.cherkashi
V
3
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Large Metal Tank Grounding- CO2, N2
32Lateralus
Dec 9, 2021
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8
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2K
Dec 18, 2021
Open Neutral
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H
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NEC 701 Legally Required and NEC 702 Optional
Hoyt2020
Dec 16, 2021
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7
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4K
Dec 18, 2021
Grouch
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10 foot tap rule
Grouch
Dec 16, 2021
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12
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4K
Dec 17, 2021
Grouch
Locked
Service panel in garage
Grouch
Dec 13, 2021
2
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25
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4K
Dec 17, 2021
hbiss
N
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breaker/plug calculations
nasti57
Dec 9, 2021
Replies
2
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656
Dec 17, 2021
Knightryder12
A
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Duct Bank - Min concrete thickness
anbm
Dec 16, 2021
Replies
2
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951
Dec 17, 2021
Julius Right
K
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NEC Annex D
Konen
Dec 16, 2021
Replies
3
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2K
Dec 16, 2021
letgomywago
L
P
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Grounding data center help
PowerdT
Sep 28, 2020
Replies
15
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3K
Dec 15, 2021
ActionDave
J
Locked
Power 240VAC single or three phase transformer from 480VAC 3 phase
Jackofthetrades
Dec 15, 2021
Replies
1
Views
544
Dec 15, 2021
augie47
A
Locked
motor starter without overload relay / protection?
anbm
Dec 10, 2021
Replies
13
Views
4K
Dec 14, 2021
Jraef
M
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Transformer %Z Mfg Tolerance
MyCleveland
Dec 7, 2021
Replies
18
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4K
Dec 13, 2021
jim dungar
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