Electrical Calculations / Engineering

powerpete69
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NFPA 70E arc flash rules.
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5
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1K
powerpete69
powerpete69
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Horsepower
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13
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968
Besoeker3
Besoeker3
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Neutral Overcurrent Protection of a 4P Breaker
2
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20
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3K
steve66
steve66
Grouch1980
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Service Equipment / Path of Egress
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5
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866
tom baker
tom baker
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Does this meet code
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5
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1K
JEFF MILLAR
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50 Hz equipment
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3
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706
petersonra
petersonra
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Sizing conductors and overcurrent protection on both the primary and secondary of a 45 KVA transformer
2
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33
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7K
Terry J Loiacano
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Calulating Neutral Current
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5
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896
synchro
synchro
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Three phase to Single phase
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3
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839
WA_Sparky
WA_Sparky
WA_Sparky
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Motor vs HVAC vs Heat load classifications
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1
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599
Rock86
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Required Feeder Breaker size for 500kW load
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10
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2K
Shahzad
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Sizing equipment for normal and standby load are not equal
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6
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915
anbm
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How do I drive speakers from headphone drivers?
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9
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2K
Jraef
Jraef
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Arc Flash Labeling Multiple Voltage Srouces
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8
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2K
wbdvt
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Fire alarm design and responsibility
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4
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903
anbm
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short circuit calculation with motor contribution
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14
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2K
xformer
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PE (always learning)
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FIRE PUMP FED BY GENERATOR
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19
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5K
PE (always learning)
PE (always learning)
Z
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100A 120/240V panel at combo - but main breaker only has 100A?
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5
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2K
zeefrank
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buck and boost transformer
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2
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700
topgone
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Substation Ground Grid Extension
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4
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668
petersonra
petersonra
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