Electrical Calculations / Engineering

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One Really huge underground ductbank?
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10
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2K
Tulsa Electrician
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Tainted
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Elevator step up transformer and disconnect location
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13
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2K
jim dungar
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Fault path and protection
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5
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945
jim dungar
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Resistor For 110V
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15
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3K
topgone
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junkhound
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phase imbalance causing resistance heater problems
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4
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552
retirede
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Schedule of loads comparison between US and Philippines
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10
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3K
electrofelon
electrofelon
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Feeder/Fuse Size
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10
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1K
Alwayslearningelec
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Grouch
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Multi-family building fire alarm system
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4
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2K
Grouch
Grouch
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Aluminum Voltage Drop (k Factor) URD Cable Vs THHN/THWN2 Etc
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5
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2K
Tulsa Electrician
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Clarification on 220.55 for 3ph service
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0
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509
Do You Like Ham
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Fire Pump service
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8
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1K
ronball
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MRI Power Supply Problems
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1
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684
zbang
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Conductor's base or derated ampacity
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12
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2K
augie47
augie47
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Voting Machine Charging and Storage
2
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22
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2K
Belgiovine Electric Inc
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Feeder Overcurrent Protection - Max?
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7
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1K
don_resqcapt19
don_resqcapt19
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450amp main disconnects on a 250amp service, is this OK?
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3
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893
infinity
infinity
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Direct buried vs Concrete Encased Ductbank
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2
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2K
Julius Right
Julius Right
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Current IEEE Standard Graphic Symbols for Electrical and Electronics Diagrams
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10
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10K
petersonra
petersonra
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Infratech heater
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1
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669
petersonra
petersonra
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Max wire size on breaker termination
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7
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jim dungar
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