Electrical Calculations / Engineering

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Duct Bank - Min concrete thickness
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2
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817
Julius Right
Julius Right
K
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NEC Annex D
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3
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1K
letgomywago
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Grounding data center help
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15
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2K
ActionDave
ActionDave
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Power 240VAC single or three phase transformer from 480VAC 3 phase
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1
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458
augie47
augie47
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motor starter without overload relay / protection?
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13
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3K
Jraef
Jraef
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Transformer %Z Mfg Tolerance
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18
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3K
jim dungar
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Separately Derived Entrance Vs. Service Entrance
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3
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1K
tom baker
tom baker
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Watts to Amps
2
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20
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2K
ptonsparky
ptonsparky
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PV System Clarification
2 3
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54
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6K
electrofelon
electrofelon
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MV Switch Operation Clearance
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5
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799
ATSman
ATSman
Tainted
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Developing a Load Letter But There's More Than 1 Meter and Main Feeding a Apartment
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5
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1K
Tainted
Tainted
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Sizing feeder by actual load instead of calculated
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3
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953
Tbatson44
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FLA = LRA ?
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1
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996
tom baker
tom baker
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conduit sleeves install on site plan?
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2
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978
GoldDigger
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480/208-Volt Transformer
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2
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661
Campbellsfrontier
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Shaneyj
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Main Breaker and Ground Fault Protection
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4
Views
979
jim dungar
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How to check the Selective coordination settings at field?
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5
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944
jim dungar
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Load Calc and Wire Size
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1
Views
558
tom baker
tom baker
excited_electrone
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Delta Primary/Delta Star Secondary Transformer
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2
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1K
excited_electrone
excited_electrone
P
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600A service vs 1000A design
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7
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1K
david luchini
david luchini
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