Electrical Calculations / Engineering

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Elevator Pit - Clearance Requirements
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0
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1K
Sean.Day72
S
11bgrunt
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Will voltage phase angle change through Y-Y transformation?
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5
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1K
11bgrunt
11bgrunt
mbrooke
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Maximum Radial MVA
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16
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1K
mbrooke
mbrooke
N
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Pull box sizing
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5
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1K
Carultch
C
R
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Multiunit Meter Center Load Side Feeder
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6
Views
906
rruelas
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A
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1500' 200amp single phase service.
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2
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1K
electrofelon
electrofelon
B
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Motor Differential Protection w/ Fused Contactor
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4
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1K
bdm5066
B
S
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School lights, engineering Q
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4
Views
2K
Little Bill
Little Bill
R
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UL508A FLA for Lighting Control
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5
Views
1K
petersonra
petersonra
L
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Unit feeder in multifamily dwelling
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3
Views
626
electrofelon
electrofelon
mbrooke
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Phase and Ground Wire Impedance
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17
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3K
mbrooke
mbrooke
powerpete69
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3000 amp ground fault question
2
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36
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5K
jim dungar
J
B
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200 Amp service 170’ away from the meter/disconnect.
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11
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2K
Jerramundi
Jerramundi
R
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Tandem Breakers / Box Fill
2
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22
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4K
Rock86
R
Grouch
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Disconnect switch short circuit rating
2
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25
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13K
Grouch
Grouch
Grouch
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3-tier series rating
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11
Views
3K
Grouch
Grouch
mbrooke
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Max Circuit Length
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0
Views
499
mbrooke
mbrooke
M
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480V Fire Pump Fed From 208V Service
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2
Views
1K
topgone
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ptonsparky
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Two vacuums
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13
Views
2K
LarryFine
LarryFine
mbrooke
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Transformer Z value
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13
Views
3K
mbrooke
mbrooke
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