Electrical Calculations / Engineering

F
  • Locked
Peripheral equipment defined
Replies
3
Views
679
retirede
R
P
  • Locked
Using MV transformer internal fusing in arc fault energy calculations, pro or con?
Replies
3
Views
923
ron
ron
T
  • Locked
DC Breaker sizing for Switchgear
Replies
5
Views
2K
JoeStillman
JoeStillman
Sparky2791
  • Locked
Fire Pump Disconnects 3 part question.
Replies
8
Views
3K
JoeStillman
JoeStillman
E
  • Locked
[Help]Single resistor out of tolerance?
Replies
4
Views
1K
Enbi
E
E
  • Locked
Derating main OCPD with solar
Replies
11
Views
2K
winnie
W
W
  • Locked
Motor load calculation, commercial electrical inspector exam
Replies
5
Views
634
wlancaster
W
Z
  • Locked
How to size transformer (and feeder/OCP) for short duration pulsing load
Replies
3
Views
604
gar
G
F
  • Locked
Curiosity for the day.... How/why did we settle on 60hz and not say 400hz?
2
Replies
23
Views
5K
petersonra
petersonra
R
  • Locked
Watts from ohms one line
2 3 4
Replies
68
Views
7K
LarryFine
LarryFine
3
  • Locked
120/240V 3ph Delta Questions
Replies
11
Views
2K
ggunn
G
D
  • Locked
Underground Ductbank Ampacity Calc - Very Limiting
Replies
2
Views
1K
Julius Right
Julius Right
E
  • Locked
[Help] Delta connection resistance computation
Replies
4
Views
1K
Enbi
E
D
  • Locked
Derated Ampacity of Cable - Breaker Size
Replies
4
Views
726
GoldDigger
G
S
  • Locked
480V 3 phase to 120/240V single phase Xfmr
2 3 4
Replies
64
Views
19K
kwired
kwired
T
  • Locked
DC System Grounding
Replies
7
Views
3K
tortuga
tortuga
W
  • Locked
Single Phase Transformer: How Does Secondary Load Change Magnetic Flux and Cause Primary Current?
Replies
4
Views
2K
wwhitney
W
D
  • Locked
Ductbank ampacity calc - does length matter?
Replies
4
Views
866
GoldDigger
G
I
  • Locked
208v 3ph Receptacle calculated load
Replies
5
Views
2K
retirede
R
J
  • Locked
multiple transformer primary protection question
Replies
1
Views
573
don_resqcapt19
don_resqcapt19
You must log in or register to post here.
Top