Electrical Calculations / Engineering

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48.8 Hp 480 Motor
2 3
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42
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Fordean
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Article 220.83(A) - Air-Conditioning Loads
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tortuga
tortuga
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Auxiliary gutter
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2
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877
don_resqcapt19
don_resqcapt19
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3-phase, 2 speed induction motor
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1
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545
Jraef
Jraef
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Fixed multi-outlet assemblies in a dwelling unit
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8
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2K
LarryFine
LarryFine
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Overcurrent pick up for upstream fault
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2
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615
petersonra
petersonra
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Low voltage communication wire
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13
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901
don_resqcapt19
don_resqcapt19
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Temporary Power
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5
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962
zbang
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2017 NEC Example D3(a)
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3
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487
infinity
infinity
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Over current of Fire pump three phase 50 hp, 480v with locked rotor current of 6kw per hp. Control located outside. Question on master electrician xam
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1
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390
Jraef
Jraef
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Transformer sizing 3phase 120/208wye - 480 delta
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12
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727
zbang
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electrofelon
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50 or 17 MS transfer switch WCR
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15
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jim dungar
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480 volt 3 phase 60HP @48amps Portable power washer
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9
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1K
Fordean
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Help Understanding Ampacities and Parallels, table 310.15(B)(16)
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30
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wwhitney
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When should you ask utility if there is enough power available?
2 3
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59
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4K
kwired
kwired
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Floor mounted cabinet for electrical relay panel
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8
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687
brantmacga
brantmacga
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1200 amp 208 volt main breaker tripped
2
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26
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3K
tortuga
tortuga
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Laser equipment installation.
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12
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871
ggunn
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240 to 208
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16
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2K
kwired
kwired
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Load calculations in regards to existing commercial buildings and EV chargers
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535
gene6
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