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K
Corner Ground Delta
2 3
Replies
45
Views
2K
kwired
kwired
D
G.E.C. at transfer switch
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8
Views
159
suemarkp
S
Sierrasparky
Commercial pool equipment room Load Calculations
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10
Views
354
Sierrasparky
Sierrasparky
Seven-Delta-FortyOne
What Kind Of Cable Was This?
2 3
Replies
42
Views
845
kwired
kwired
ptonsparky
DL diode led
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7
Views
145
ptonsparky
ptonsparky
C
Help with Partial Outage in NY
2 3 4
Replies
61
Views
2K
kwired
kwired
tortuga
240 corner grounded to 240/139 wye service
Replies
18
Views
306
kwired
kwired
Doc13067
Upsized Wiring
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12
Views
256
Eddie702
E
H
Spare cables
2
Replies
20
Views
314
Eddie702
E
N
Heat Pump Breaker Size
Replies
1
Views
65
charlie b
charlie b
L
Is this a fail ? Or is this acceptable
Replies
18
Views
283
ptonsparky
ptonsparky
Grouch
Upcoming 2025 NYC Electrical Code (2020 NEC plus amendments)
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10
Views
273
Grouch
Grouch
C
Tap question for new ceiling mount AHUs
Replies
6
Views
143
Cursitti
C
7
Is a MCB required in this situation?
Replies
3
Views
112
electrofelon
electrofelon
A
Clamp on gas flow meters and Type X pressurization
Replies
5
Views
215
petersonra
petersonra
L
Can I run PV service back to dedicated 480V Utility Transformer w/ Meter?
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13
Views
587
electrofelon
electrofelon
J
Autotransformer
Replies
9
Views
179
MTW
M
G
Looking for IEEE or Industry Standards Supporting Use of Current-Limiting Devices
Replies
3
Views
139
BarryO
B
K
Correct grounding for a standby generator on 240v grounded b phase
2
Replies
31
Views
561
wwhitney
W
L
Best Practices for Troubleshooting Intermittent PLC I/O Issues
Replies
13
Views
842
herding_cats
herding_cats
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