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Electrical Calculations / Engineering

Tainted
Spacing between conduits when conduit enter wireway
2
Replies
29
Views
2K
kwired
kwired
J
  • Locked
Step-up Transformer 15kva 240 volt 3-phase to output 480-volt 3-phase (What size circuit breaker needed)
Replies
1
Views
373
tom baker
tom baker
Tainted
Pullbox splicing enough space?
2
Replies
21
Views
754
LarryFine
LarryFine
P
Rooftop Ac Load calculation
Replies
13
Views
855
pmoney44
P
T
I need assistance with 3-phase high leg delta load calculation
Replies
3
Views
292
Jraef
Jraef
F
Plenum Ceilings Junction box and conduit fittings
Replies
5
Views
562
don_resqcapt19
don_resqcapt19
M
Dwelling Unit Service Load Calculation
Replies
5
Views
2K
Birken Vogt
B
Tainted
Refeeding and splicing existing wires that are in concrete encase conduit
2
Replies
26
Views
1K
Tainted
Tainted
S
Consumption CTs
Replies
3
Views
363
David Castor
D
J
Load Calculations for Pump Stations
Replies
1
Views
231
tom baker
tom baker
ptonsparky
Plant based insulation
Replies
9
Views
671
PaulMmn
PaulMmn
R
Wire Derating Table 310.15( C )( 1 )
Replies
15
Views
1K
kwired
kwired
Grouch1980
Electricity Rates
Replies
9
Views
969
kwired
kwired
ptonsparky
Where does it come from?
2 3
Replies
43
Views
2K
kwired
kwired
FlyWhale
Buck Boost Transformers / 3 Phase using 2 Single Phase Buck Boost Transformers
2
Replies
28
Views
2K
kwired
kwired
Tainted
Feeders in service end box in NYC
Replies
1
Views
274
electrofelon
electrofelon
W
Split Secondary Transformer Voltage Equality
Replies
7
Views
352
GeorgeB
GeorgeB
A
Maximum # Conductors in 1" EMT
Replies
18
Views
1K
infinity
infinity
V
Electrical Inspection
Replies
3
Views
419
VENgineer
V
M
746W/HP vs NEC 430 motor tables - sizing a generator/UPS
Replies
15
Views
886
JoeStillman
JoeStillman
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