Electrical Calculations / Engineering

ATSman
  • Locked
NYC power outage
5 6 7
Replies
121
Views
23K
mbrooke
mbrooke
A
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Installing HRG
Replies
4
Views
2K
kwired
kwired
A
  • Locked
Multiple motors fed from one VFD
Replies
8
Views
3K
kwired
kwired
Grouch
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High Pressure Contact switch
Replies
12
Views
20K
Jraef
Jraef
D
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100 Amp branch circuit breaker in 100 Amp panelboard
Replies
3
Views
2K
kwired
kwired
E
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Calculating Load on a Existing 277-480v 3 Phase Panel
Replies
3
Views
9K
Carultch
C
M
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110.26 Egress questions
Replies
5
Views
5K
Carultch
C
V
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Hydraulic Freight Elevator Modernization
Replies
1
Views
1K
brantmacga
brantmacga
P
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Understanding closed loop Power Flow
Replies
8
Views
1K
GoldDigger
G
mbrooke
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Disabled Recloser Loop Schemes
Replies
11
Views
2K
mbrooke
mbrooke
M
  • Locked
Water Heaters
Replies
12
Views
2K
kwired
kwired
B
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460V OR 480V POWER SYSTEM STUDY
Replies
1
Views
2K
Jraef
Jraef
F
  • Locked
Emergency Generator RPM vs Motor RPM
Replies
2
Views
1K
GoldDigger
G
ptonsparky
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Motor imbalance
2
Replies
21
Views
6K
retirede
R
J
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MESH METHOD & LIGHTNING ARRESTER COMBINATION
Replies
6
Views
1K
Julius Right
Julius Right
mbrooke
  • Locked
Reflecting Wave Effect
Replies
15
Views
5K
synchro
synchro
P
  • Locked
Transformer protection
Replies
1
Views
786
electrofelon
electrofelon
T
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Two meters w/ one CT? (not utility meter)
Replies
1
Views
2K
winnie
W
I
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10KAIC breakers in a 200A service
2
Replies
32
Views
6K
mbrooke
mbrooke
A
  • Locked
Panel info
Replies
12
Views
2K
infinity
infinity
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