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Electrical Calculations / Engineering
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NFPA 99 and Medium-Voltage-Transfer-Switches in Hospitals
mdomran
Dec 17, 2013
Replies
5
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5K
Dec 17, 2013
mbrooke
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Calculating voltage drop in class A fire systems
electrofelon
Dec 5, 2013
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7
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6K
Dec 17, 2013
gadfly56
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external bypass for ATS?
malachi constant
Dec 12, 2013
Replies
9
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5K
Dec 17, 2013
steve66
E
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Load Shedding and Load Calculations
EXECON
Dec 16, 2013
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2
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7K
Dec 17, 2013
EXECON
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Lightning in KSA
m sleem
Dec 3, 2013
Replies
19
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7K
Dec 17, 2013
JoeStillman
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PF OF THREE PHASE MOTOR
jimbo123
Dec 9, 2013
Replies
11
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5K
Dec 16, 2013
JoeStillman
G
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3 phase load calculation
Greg1707
Dec 10, 2013
Replies
13
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7K
Dec 16, 2013
hardworkingstiff
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45 and nearly 60 year old substation transformers
mshields
Nov 18, 2013
Replies
17
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6K
Dec 13, 2013
junkhound
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Need input on the use of B phase to power single phase load on delta service
Electric-Light
Dec 12, 2013
Replies
5
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6K
Dec 12, 2013
Tom Jones
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phases and rotor repair
scandle
Dec 12, 2013
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7
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3K
Dec 12, 2013
gar
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Generator Pickup and Drop out
jes25
Dec 11, 2013
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4
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6K
Dec 12, 2013
jes25
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Generator Assumptions
sdezarra
Dec 11, 2013
Replies
1
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1K
Dec 12, 2013
steve66
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voltage drop question
Designer69
Dec 4, 2013
2
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20
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6K
Dec 12, 2013
iwire
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De-rating in free air
Darryl Cirel
Dec 11, 2013
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3
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2K
Dec 12, 2013
Julius Right
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702.5 B(2)(a) 2008 reference
nizak
Dec 11, 2013
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2
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1K
Dec 12, 2013
GoldDigger
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Transformers for motor loads
augie47
Dec 11, 2013
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3
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3K
Dec 11, 2013
petersonra
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NEC, 6 Service Disconnects
Npstewart
Dec 11, 2013
Replies
13
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7K
Dec 11, 2013
kwired
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3 phase motor starter advice
Crohnos01
Dec 10, 2013
Replies
10
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4K
Dec 11, 2013
jumper
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Close enough?
ptonsparky
Dec 9, 2013
Replies
2
Views
2K
Dec 10, 2013
Crohnos01
C
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Bracing
ptonsparky
Dec 10, 2013
Replies
6
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3K
Dec 10, 2013
ptonsparky
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