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Electrical Calculations / Engineering
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What SPD for a 230V Delta (No Neutral)
pathfinders
Nov 29, 2023
Replies
18
Views
737
Dec 6, 2023
kwired
Heating equipment and NEC 220.82
Tainted
Dec 5, 2023
Replies
5
Views
255
Dec 5, 2023
Tainted
E
Electric boiler
ErikG
Dec 4, 2023
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12
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455
Dec 5, 2023
ErikG
E
D
Provisions for future roof solar
designer82
Dec 3, 2023
Replies
9
Views
339
Dec 4, 2023
solarken
S
T
load calculation question
Treg the electrician
Dec 4, 2023
Replies
7
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354
Dec 4, 2023
Treg the electrician
T
Unbalanced Wye
ptonsparky
Dec 3, 2023
Replies
14
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430
Dec 4, 2023
wwhitney
W
400a service question
regnar
Dec 2, 2023
Replies
13
Views
538
Dec 3, 2023
electrofelon
N
Corroded Conduit replacement
NEW ENGINEER AT OIL REF
Nov 29, 2023
Replies
3
Views
354
Dec 3, 2023
garbo
G
Panel feeding elevator circuits
Tainted
Dec 1, 2023
Replies
1
Views
191
Dec 1, 2023
LarryFine
T
15kva 480V-120/240V Single Phase transformer protection primary/secondary calculations??
TexasEE14
Dec 1, 2023
Replies
2
Views
173
Dec 1, 2023
jim dungar
J
R
VOLTAGE DROP FROM SERVICE TO UTILITY TRANSFORMER - HOW MUCH?
Ragin Cajun
Nov 29, 2023
Replies
12
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709
Dec 1, 2023
Ragin Cajun
R
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Locked
Connecting off grid homestead to the grid--am I crazy?
halfmoonhomestead
Nov 30, 2023
Replies
1
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302
Nov 30, 2023
Dennis Alwon
Difference between switchboard amperage
Tainted
Nov 30, 2023
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13
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407
Nov 30, 2023
Knightryder12
HVAC calcs
alixenos
Nov 30, 2023
Replies
4
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389
Nov 30, 2023
alixenos
G
Recommendations for inexpensive calibrators?
Gary Gagnon
Nov 29, 2023
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0
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117
Nov 29, 2023
Gary Gagnon
G
H
De-energizing a OLTC transformer with an air switch
hayabusa1961
Nov 27, 2023
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1
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277
Nov 29, 2023
JoeStillman
A
SKM Active Harmonic Filter
abajgain
Nov 29, 2023
Replies
0
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179
Nov 29, 2023
abajgain
A
A
SKM Power Tools (PTW) Error: Redundant Swing Bus Defined
abajgain
Oct 26, 2023
Replies
5
Views
665
Nov 29, 2023
abajgain
A
V
Existing Load Calculation 220.87 NEC with utility bills.
VENgineer
Nov 17, 2023
Replies
10
Views
579
Nov 28, 2023
tortuga
Telescoping Bleachers Disconnect
LibertyEngineering
Nov 15, 2023
Replies
10
Views
405
Nov 28, 2023
tom baker
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