Electrical Calculations / Engineering

Joethemechanic
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Boost-Buck Switch
2 3
Replies
48
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14K
jim dungar
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Joethemechanic
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My Water Main is Hot
2 3
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49
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14K
gar
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monthly bill controller
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5
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3K
gar
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Sierrasparky
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AFCI 1000 watt dimming Max
2 3
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55
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18K
Dennis Alwon
Dennis Alwon
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430 Motor and 440 AC Load Calculations
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0
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1K
DW98
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Sizing motor control center
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4
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5K
Jraef
Jraef
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Why use a VFD configured to provide 400VAC to a motor wired at low voltage ?
2
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31
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11K
weressl
weressl
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Generator Cable protected by breaker on secondary of ATS
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4
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2K
RUWired
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Combined size and impedance of Single Phase transformer bank
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4
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8K
jim dungar
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Dennis Alwon
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Reverse Polarity Oddity
2
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35
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15K
T.M.Haja Sahib
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230V Nameplate motor, Running at 455V and 100Hz via VFD
2 3 4
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63
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22K
topgone
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Open Delta Transformer Calculations
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3
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20K
bvadams
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Purpose of 3-winding transformer
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5
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24K
rcwilson
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Contactor (power relay) short circuit bracing
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1
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2K
rcwilson
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Classification ??
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5
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3K
kingpb
kingpb
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Transformer Primary Conductors
2
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20
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16K
david luchini
david luchini
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Step up transformer
2
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31
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24K
ZZDoug
ZZDoug
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Device approval; who/what/when?
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2
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3K
Open Neutral
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Class 2 DIV 2 sealing method
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8
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5K
templdl
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iwire
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Flatened top sine wave, does it mean anything?
4 5 6
Replies
118
Views
49K
templdl
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