Electrical Calculations / Engineering

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Non Standard 3 Phase Services
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10
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texie
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Determine transformer weight at 4 corners for sizing spring isolators
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6
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ohmhead
ohmhead
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TERMINATION TEMP
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6
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Smart $
Smart $
laketime
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Refrigeration Load
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23
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shortcircuit2
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Capacitor Question
2
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24
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CIECO
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Arc Fault Device??
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ActionDave
ActionDave
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NEC art 220.12 feeder question
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1
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texie
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Voltage transient generator circuit and/or device
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5
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__dan
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Ground Fault protection on feeder breakers but not the main breaker
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3
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Jraef
Jraef
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FIRE ALARM SPK CIRCUIT DB LOSS
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ROBERT RUSSELL
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jtinge
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Do KAIC ratings have a tolerance band?
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10
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SparkyHC
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Siemens 200A 30/54
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BAHTAH
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Minimum Size Service Entrance Conductor
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kwired
kwired
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Load using only two wire of a three phase system
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9
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GoldDigger
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Emergency Lighting on Standby Generator
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3
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steve66
steve66
ptonsparky
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Surge Protection Device vs Surge Supression device.
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9
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mgookin
mgookin
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Marina calculated load vs demand factors
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7
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Jon M
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Residential service conductor size
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2
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augie47
augie47
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800 service feeder sise
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1
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Smart $
Smart $
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Embedded PVC conduit for emergency systems NFPA 130
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0
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lmichael310
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