Electrical Calculations / Engineering

A
Derating
Replies
8
Views
557
augie47
augie47
A
Wire Size
Replies
2
Views
280
Alwayslearningelec
A
P
Use of Annex B tables for LV Ductbanks
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8
Views
923
ron
ron
D
Fiberglass Conduit
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2
Views
433
ptonsparky
ptonsparky
W
  • Locked
Help determining if I need to upgrade the electrical service on my home
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1
Views
629
charlie b
charlie b
Dennis Alwon
Can someone explain this graphic
2
Replies
25
Views
1K
jaggedben
J
W
self regulating heat trace circuit
Replies
6
Views
663
wmthompson90
W
C
Parasitic inductance power supply
Replies
9
Views
785
coop3339
C
kingpb
CA Title 24 Power Factor Requirements
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0
Views
253
kingpb
kingpb
P
Interrupting capacity of sub breakers
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3
Views
246
augie47
augie47
C
15kw heat pump
Replies
12
Views
1K
kwired
kwired
D
Apply 220.56 kitchen equip. demand factor to walk-in cooler/freezer
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4
Views
774
Paul_Briganti
P
T
xfmr/ panel sizing
2
Replies
27
Views
2K
jim dungar
J
N
Parallel Service feeders w/ parallel wireways?
Replies
8
Views
686
electrofelon
electrofelon
O
Hotel Load Calculation adding Mini Fridges
Replies
7
Views
680
Jraef
Jraef
R
Autotransformer array
Replies
2
Views
430
wwhitney
W
E
Incoming Load Calculation for Non Dwelling Unit
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5
Views
757
electricalintern
E
Tainted
NEC Chapter 9 Table 9
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10
Views
1K
MyCleveland
M
alixenos
overload protection/short circuit protection
Replies
8
Views
2K
Jraef
Jraef
J
  • Locked
3 phase, 380V, 50Hz motors need to operate at 3 phase, 480V, 50Hz
2
Replies
22
Views
2K
tortuga
tortuga
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