Electrical Calculations / Engineering

Tainted
  • Locked
Con Edison Service End Box Needed
Replies
12
Views
3K
Hv&Lv
H
T
  • Locked
Illumination Exit Signs
Replies
2
Views
762
timm333
T
3
  • Locked
240V 3ph Delta High Leg Service Upgrade to 208V Wye
Replies
7
Views
1K
kwired
kwired
M
  • Locked
Neher-McGrath calcs 3x2 duct bank non-identical circuits
Replies
4
Views
760
Julius Right
Julius Right
D
  • Locked
Water Heater Circuit
Replies
15
Views
2K
winnie
W
B
  • Locked
Can you use both 220.61(B)(1) AND 220.61(B)(2)?
Replies
2
Views
710
MasonF
M
ptonsparky
  • Locked
Delta & Wye imbalanced loads
Replies
5
Views
802
kwired
kwired
2
  • Locked
Sizing trough for service mast
Replies
8
Views
2K
2Broke2Sleep
2
junkhound
  • Locked
Long 240 V run
Replies
6
Views
1K
winnie
W
A
  • Locked
Derating
Replies
5
Views
1K
electrofelon
electrofelon
H
  • Locked
Parallel transformers with common primary voltage but different secondary voltage and different loads
Replies
14
Views
2K
Canton
C
Tainted
  • Locked
Circuit breaker racks
2
Replies
20
Views
2K
norcal
N
H
  • Locked
Connecting 2400/4160Y to 4160 ungrounded delta?
2
Replies
25
Views
4K
Hv&Lv
H
Sparky2791
  • Locked
NEC 220.53 Application Questions
Replies
1
Views
1K
tortuga
tortuga
Tainted
  • Locked
Transporting and fitting a new switchboard into a room
2
Replies
26
Views
4K
electrofelon
electrofelon
Sparky2791
  • Locked
NEC Calculations per 220.86
Replies
5
Views
814
wwhitney
W
M
  • Locked
Use of Protective Grounds on Large Scale Utility Battery Storage
Replies
0
Views
483
Maina
M
steve66
  • Locked
MV Cable Shield Currents
Replies
3
Views
1K
Julius Right
Julius Right
M
  • Locked
FIRE PUMP WIRING
Replies
18
Views
7K
RumRunner
R
Tainted
  • Locked
Help me understand vertically bussed meter stacks
Replies
12
Views
1K
electrofelon
electrofelon
You must log in or register to post here.
Top