Electrical Calculations / Engineering

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Harmonics & transformers
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11
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3K
beanland
beanland
GotShocked
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Metal-Halide Lighting Fixture In-Rush
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0
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1K
GotShocked
GotShocked
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Is Flux Braking = Plugging?
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4
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916
drktmplr12
D
RandyBatchelor
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NEC 690.31(G) PV conductors Entering Building - Rapid shutdown count as disconnect?
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2
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1K
RandyBatchelor
RandyBatchelor
M
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OCPD Req.??
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8
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1K
don_resqcapt19
don_resqcapt19
mbrooke
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Fault induced delayed voltage recovery from Air conditoning units?
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18
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2K
mbrooke
mbrooke
D
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Three phase power meter reading no power with current and voltage
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1
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1K
GoldDigger
G
Z
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GENSET for HVAC System
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5
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1K
kwired
kwired
brantmacga
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Motor cap sizing help...?
2 3
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40
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6K
Cow
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C
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Apartment building calculation
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0
Views
665
CurtLeeN
C
D
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E/G Distance from Building
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5
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1K
infinity
infinity
C
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200 Amp Underground Service 330 Feet
2 3
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40
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7K
Adamjamma
A
P
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RW90 #3 copper struck by drill in PVC
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2
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1K
infinity
infinity
A
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Transformer or not
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14
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2K
AdrianWint
A
M
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Combining Motors and Receptacle
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10
Views
1K
mstrlucky74
M
mshields
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Fire Pump normal feeder
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0
Views
690
mshields
mshields
B
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Motor calculations
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3
Views
2K
don_resqcapt19
don_resqcapt19
O
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LED's and noise
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3
Views
930
sameguy
S
T
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CO2 sensor
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17
Views
2K
GoldDigger
G
N
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Feed thru Lugs to Supply Step-Down Transformer
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4
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1K
Npstewart
N
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