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H
Fire pump controller
hhsting
Jan 9, 2026
NEC
Replies
16
Views
405
Jan 11, 2026
don_resqcapt19
O
Meter collar installation
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General Electrical Forum
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275
Jan 11, 2026
Terrier
T
A
Material Type
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Jan 9, 2026
General Electrical Forum
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Views
362
Jan 11, 2026
infinity
S
Poll
NFPA 820 Hazardous Location Near Digester
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Hazardous (Classified) Locations
Replies
1
Views
176
Jan 11, 2026
tom baker
T
Dedicated Combiner Panels: AC-Coupled & Output
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Photovoltaic Forum
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213
Jan 11, 2026
tomahawk44
T
Cable Suppport Code for Entering Panels (Residential)
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325
Jan 11, 2026
roger
W
Grounding of feeders in cable tray
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Bonding and Grounding
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307
Jan 11, 2026
MLove
M
P
Plug in solar and GFIs
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Photovoltaic Forum
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Today at 12:03 AM
brycenesbitt
B
F
Surge arrester for a small padmount transfromer
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Jan 9, 2026
Electrical Calculations / Engineering
Replies
5
Views
242
Jan 10, 2026
D. Castor
D
K
Plastic sheet covers for labelling the panel
KdogSparky
Dec 15, 2025
Business Management / Estimating
2
Replies
27
Views
1K
Jan 10, 2026
jim dungar
J
E
New 2026 NEC Optional Calculation 120.83
Elecbeej02
Jan 9, 2026
Electrical Calculations / Engineering
Replies
4
Views
284
Jan 10, 2026
tortuga
A
Wire sizing
AndrewGia93
Dec 19, 2025
Electrical Calculations / Engineering
Replies
10
Views
624
Jan 10, 2026
infinity
OCPD greater than 800A
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364
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Carultch
C
S
NM Cable into Rooftop Jbox
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Jan 7, 2026
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5
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Jan 9, 2026
solarken
S
J
TRANSFORMER ISSUES
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Dec 30, 2025
Troubleshooting
2
3
Replies
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Jan 9, 2026
jaggedben
J
G
does SCR phase angle firing promote arcing in machines?
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407
Jan 9, 2026
fastline
F
D
Charlie range
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ggunn
G
B
Venting: Plan Checkers
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Views
335
Jan 9, 2026
wwhitney
W
I
Does NEC "Next Size Up" rule apply to adjustable trip settings Breakers?
I should know this by now
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Replies
10
Views
371
Jan 9, 2026
wwhitney
W
F
Short circuit test of liquid filled transformer
FaradayFF
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Jan 9, 2026
D. Castor
D
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