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Electrical Calculations / Engineering
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Locked
120V Panel
engy
Mar 8, 2012
Replies
5
Views
5K
Mar 12, 2012
kwired
G
Locked
Please Check my math
Gac66610
Mar 11, 2012
Replies
11
Views
4K
Mar 12, 2012
ptonsparky
N
Locked
3 phase disconnect
normbac
Mar 11, 2012
Replies
6
Views
4K
Mar 12, 2012
LEO2854
S
Locked
Medium Voltage Cable pulling anyone?
stockexpert
Mar 9, 2012
Replies
4
Views
6K
Mar 11, 2012
Hv&Lv
H
Locked
Raceway Expansion from ∆T
George Stolz
Mar 11, 2012
Replies
5
Views
4K
Mar 11, 2012
chris kennedy
T
Locked
voltage drop with vfd?
tommyrice
Mar 3, 2012
Replies
5
Views
9K
Mar 11, 2012
Open Neutral
O
A
Locked
Emergency/Egress Lights to be turn off
anbm
Mar 10, 2012
Replies
9
Views
11K
Mar 10, 2012
ron
M
Locked
NEC 220.53 Appliance Load
Mike Lima
Mar 6, 2012
2
Replies
20
Views
15K
Mar 10, 2012
kwired
M
Locked
Optional calculation not permitted for both feeders & service-entrance????
Mike Lima
Mar 10, 2012
Replies
1
Views
1K
Mar 10, 2012
jumper
P
Locked
Sizing a Manhole / Electrical Vault
paawwlwall
Mar 9, 2012
Replies
2
Views
5K
Mar 9, 2012
bob
J
Locked
reduced neutral: reuse existing bus duct with 50% neutral?
jcarter052496
Mar 8, 2012
Replies
3
Views
3K
Mar 9, 2012
jcarter052496
J
M
Locked
Need help setting VFD speed in Hz.
milemaker13
Mar 8, 2012
Replies
10
Views
8K
Mar 9, 2012
milemaker13
M
W
Locked
Voltage in a three phase system.
wchild1520
Mar 1, 2012
Replies
15
Views
7K
Mar 9, 2012
kwired
M
Locked
Anybody used ToolMex motors??
milemaker13
Mar 8, 2012
Replies
11
Views
4K
Mar 9, 2012
Jraef
D
Locked
Ampacity using Table 310.15(B)(16)
dasarmin
Mar 8, 2012
Replies
6
Views
4K
Mar 9, 2012
david luchini
P
Locked
Loud electronic ballast
powerplay
Mar 5, 2012
Replies
8
Views
4K
Mar 9, 2012
LEO2854
M
Locked
NEC 220.83 Existing Dwelling Unit (A) or (B)
Mike Lima
Mar 8, 2012
Replies
0
Views
3K
Mar 8, 2012
Mike Lima
M
M
Locked
Nec 220.12....What is an open porch?
Mike Lima
Mar 8, 2012
Replies
2
Views
4K
Mar 8, 2012
Mike Lima
M
M
Locked
Q Transformer Question.
moggsy
Mar 8, 2012
Replies
3
Views
2K
Mar 8, 2012
iwire
C
Locked
Service size calculations when combining 1-ph and 3-ph services into one 3-ph service
CCkk888
Mar 5, 2012
Replies
8
Views
6K
Mar 8, 2012
kwired
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