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K
Corner Ground Delta
2 3
Replies
45
Views
2K
kwired
kwired
D
G.E.C. at transfer switch
Replies
8
Views
148
suemarkp
S
Sierrasparky
Commercial pool equipment room Load Calculations
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10
Views
351
Sierrasparky
Sierrasparky
Seven-Delta-FortyOne
What Kind Of Cable Was This?
2 3
Replies
42
Views
835
kwired
kwired
ptonsparky
DL diode led
Replies
7
Views
143
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
304
kwired
kwired
Doc13067
Upsized Wiring
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12
Views
252
Eddie702
E
H
Spare cables
2
Replies
20
Views
308
Eddie702
E
N
Heat Pump Breaker Size
Replies
1
Views
59
charlie b
charlie b
L
Is this a fail ? Or is this acceptable
Replies
18
Views
278
ptonsparky
ptonsparky
Grouch
Upcoming 2025 NYC Electrical Code (2020 NEC plus amendments)
Replies
10
Views
270
Grouch
Grouch
C
Tap question for new ceiling mount AHUs
Replies
6
Views
140
Cursitti
C
7
Is a MCB required in this situation?
Replies
3
Views
108
electrofelon
electrofelon
A
Clamp on gas flow meters and Type X pressurization
Replies
5
Views
213
petersonra
petersonra
L
Can I run PV service back to dedicated 480V Utility Transformer w/ Meter?
Replies
13
Views
583
electrofelon
electrofelon
J
Autotransformer
Replies
9
Views
175
MTW
M
G
Looking for IEEE or Industry Standards Supporting Use of Current-Limiting Devices
Replies
3
Views
136
BarryO
B
K
Correct grounding for a standby generator on 240v grounded b phase
2
Replies
31
Views
556
wwhitney
W
L
Best Practices for Troubleshooting Intermittent PLC I/O Issues
Replies
13
Views
840
herding_cats
herding_cats
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