Electrical Calculations / Engineering

Sparky2791
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Non- Dwelling Unit Calculations for a Service and Rating of Service Disconnect
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10
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2K
Sparky2791
Sparky2791
D
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30 c and 40 c ambient temp correction confusion
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7
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7K
don_resqcapt19
don_resqcapt19
A
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Strange voltage system
2
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23
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4K
kwired
kwired
A
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Circuit Protection On Interconnects
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1
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651
tom baker
tom baker
A
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Wall Fire Rating
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3
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1K
gadfly56
gadfly56
M
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Back to Engineering After A Year
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2
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668
Jraef
Jraef
A
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% unbalanced
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7
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5K
NewtonLaw
N
Keri_WW
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Available Short Circuit for MV Switch
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4
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1K
NewtonLaw
N
C
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Single Phase 240V to 480V Power Transmission
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3
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1K
ActionDave
ActionDave
Tainted
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Dwelling unit undersized wire
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3
Views
774
hbiss
hbiss
A
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Service load calculation standard and optional.
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1
Views
764
Sparky2791
Sparky2791
N
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Table 220.42
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2
Views
776
topgone
T
C
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Three unbalanced loads connected line-to-line from a wye supply with floating neutral.
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15
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2K
wwhitney
W
3
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Existing 3-pole ATS on Service with GFP
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5
Views
943
32Lateralus
3
B
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Air Conditioner breaker(s)
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10
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3K
Eddie702
E
J
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In Rush
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4
Views
655
ptonsparky
ptonsparky
A
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Lightning protection design/installation drawings
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5
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3K
brantmacga
brantmacga
chedore
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Over-Voltage on a VFD
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14
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4K
garbo
G
laketime
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VFD Motor Load
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17
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3K
garbo
G
S
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Help! Going from 480 volt 3 phase to 120/240 volt single phase
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9
Views
13K
paulengr
P
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