Electrical Calculations / Engineering

Sparky2791
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Rating of Fire Pump Disconnect Switch
Replies
19
Views
5K
kwired
kwired
N
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Breakdown Torque and HP
Replies
15
Views
3K
kwired
kwired
F
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Penetrating a fire rated wall.
Replies
5
Views
3K
Jraef
Jraef
T
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Electrical contact
Replies
7
Views
1K
Hv&Lv
H
K
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SCPD and Wire Sizing for Single-Phase Center Tapped Transformer
Replies
4
Views
561
gar
G
J
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Disconnect, and breaker sizing for a vacuum pump
Replies
18
Views
4K
JoeStillman
JoeStillman
F
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SER for Range
2
Replies
21
Views
4K
dm9289
D
L
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Ground bus size
Replies
4
Views
1K
Leo Li
L
B
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Locked rotor
2
Replies
23
Views
5K
Jraef
Jraef
Tainted
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Interpretation of NYC BC 2702 Emergency/Standby Power Systems
Replies
9
Views
2K
Sparky2791
Sparky2791
infinity
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Generator Switchboard
Replies
14
Views
2K
synchro
synchro
C
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Power Transformer Oil which type I have? Mineral...
Replies
13
Views
3K
curiousjerry
C
T
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30kva PV array-panel board
Replies
1
Views
423
electrofelon
electrofelon
V
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Open Delta Primary Wye Secondary
Replies
2
Views
1K
gar
G
R
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Neutral after phase conversion
Replies
18
Views
2K
wwhitney
W
D
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Does 220V Rated equipment Function on 3 Phase system
Replies
7
Views
1K
tom baker
tom baker
N
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Residential load calculation.
Replies
1
Views
1K
thomasbl7
T
N
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Number of power supplies on one circuit
Replies
9
Views
3K
winnie
W
D
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120/208-3Ph to 1Ph Transformer Secondary Voltage
Replies
6
Views
2K
augie47
augie47
titan1021
  • Locked
Gutter Sizing
Replies
1
Views
910
chris kennedy
chris kennedy
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