New posts

What's new New posts
B
Calculating Secondary Inrush Current for Isolation Transformer
Replies
6
Views
545
winnie
W
B
PVC Mast?
Replies
2
Views
369
tom baker
tom baker
F
AHJ buying off conductors in conduit, at 42% fill?
2 3
Replies
41
Views
3K
ggunn
G
TwoBlocked
Pulling Calculation - tray cable through underground conduit?
Replies
8
Views
749
TwoBlocked
TwoBlocked
B
Is this a genuine quirk of the NEC or am I missing something?
Replies
11
Views
791
ramsy
R
K
Does a Larger Farad capacitor handle more current?
Replies
12
Views
1K
synchro
synchro
B
2020 NEC : GEC and bonding screw with “emergency disconnect, service equipment”
6 7 8
Replies
159
Views
7K
Brian Krieger
B
A
Strut Attachment
Replies
6
Views
544
don_resqcapt19
don_resqcapt19
B
UL Document on Interchange of Certain Challenger, Bryant, Westinghouse and Cutler-Hammer Breakers
Replies
6
Views
724
jaggedben
J
E
TCC Square D 3 Pole ML (225A)
Replies
9
Views
2K
jim dungar
J
H
Question transformer undersized but dont see anything in NEC 2017
Replies
9
Views
811
jim dungar
J
R
Master electrician exam book
Replies
3
Views
820
don_resqcapt19
don_resqcapt19
S
24vdc, Contactors, PLC and voltage spike
Replies
10
Views
2K
synchro
synchro
W
Converting three phase power to single phase
2
Replies
24
Views
1K
retirede
R
I
Derate Siemens Panel
Replies
11
Views
899
ING23
I
B
tap on secondary conductor of transformer
Replies
12
Views
919
binwork91
B
Seven-Delta-FortyOne
Shop-Made Repair Sleeve
Replies
15
Views
754
ptonsparky
ptonsparky
B
Standards Council Meeting August 18th -- Appeal on GFCI reach
2
Replies
28
Views
3K
don_resqcapt19
don_resqcapt19
A
Long row of exterior lights set in CMUs
Replies
9
Views
573
rambojoe
rambojoe
L
Voltage Reference - Metering
Replies
0
Views
303
leboot
L
Top