New posts

What's new New posts
A
Skin effect and proximity effect calculations for three-phase motor power cables 724A 600Hz
Replies
6
Views
77
winnie
W
B
Fire alarm circuit 120v source separate conduit
Replies
5
Views
143
infinity
infinity
K
Corner Ground Delta
2
Replies
33
Views
1K
electrofelon
electrofelon
Grouch
OCPD for multiple AC units
Replies
1
Views
52
Grouch
Grouch
R
50% copper tariff just imposed
2 3
Replies
49
Views
2K
ptonsparky
ptonsparky
J
Two LV feeders from a secondary side transformer - Does it meet 240.21(C) (4) & 450.3?
Replies
10
Views
179
Strathead
S
J
Stock tank Pool?
Replies
2
Views
98
Jbecks
J
P
Considering career as an inspector.
Replies
9
Views
165
Dennis Alwon
Dennis Alwon
Ravenvalor
Flooding Recovery Guidelines
Replies
6
Views
234
Fred B
Fred B
T
Inspection questions
Replies
15
Views
448
Fred B
Fred B
Z
Wire gauge for multiple Enphase batteries
Replies
5
Views
230
jaggedben
J
Grouch
Calculating MOCP
Replies
4
Views
124
Grouch
Grouch
Jon456
HVAC: Low voltage & high voltage in same enclosure
Replies
0
Views
45
Jon456
Jon456
A
Chiller SCCR
Replies
4
Views
178
petersonra
petersonra
J
800A CB tripping when closing a 225A CB transformer feeder. Any helpful suggestions?
Replies
6
Views
244
jbrown
J
D
Type 1 & Type 2 SPD's - NEC 230.67
Replies
2
Views
116
tom baker
tom baker
Dsg319
Ran across Murray 200amp service panel with neutral bar that was added “floating”
2
Replies
22
Views
609
wwhitney
W
Z
CT "extender"
Replies
10
Views
275
ggunn
G
C
How many ground rods?
2 3
Replies
57
Views
3K
hillbilly1
H
K
What is Purpose of Low Resistance Grounding System?
Replies
7
Views
229
winnie
W
Top