Electrical Calculations / Engineering

D
Neutral Current and Heat Generation
2
Replies
30
Views
4K
jim dungar
J
Tip DS
Feeder circuit protection vs motor branch circuit protection - OCPD size mismatch
Replies
1
Views
99
ptonsparky
ptonsparky
M
GFCI
Replies
8
Views
213
kwired
kwired
E
Switchboard Recertification Sacramento
Replies
0
Views
71
electro7
E
M
NGR and Current Unbalance
Replies
6
Views
148
D. Castor
D
B
ABB Series rating
Replies
3
Views
129
Jraef
Jraef
D
Fire Pump Service
Replies
3
Views
88
infinity
infinity
T
EV Charging Equipment Parameters per US Standards?
Replies
4
Views
190
hillbilly1
H
Grouch1980
Current Limiting Breaker
Replies
3
Views
130
ron
ron
D
Transformers and current limiting
Replies
6
Views
196
jim dungar
J
Grouch1980
Per Unit Values from a short circuit example
Replies
3
Views
181
Elect117
E
Dennis Alwon
EV Charger Calculation
Replies
15
Views
383
Elect117
E
J
Anyone use an app for residential load calcs?
Replies
6
Views
189
Dennis Alwon
Dennis Alwon
W
Sizing wire to allow for Voltage Drop on a Commercial lighting circuit.
Replies
12
Views
2K
kwired
kwired
Tip DS
Sizing of OCPD for feeder circuits in UL 508a - Double dipping?
Replies
0
Views
361
Tip DS
Tip DS
H
Welder Control Panel Wiring
Replies
5
Views
686
hillbilly1
H
B
Lookup table for ambient temperature, USA. NEC Section 310.15 uprating underslab conduit.
Replies
1
Views
467
infinity
infinity
A
Voltage Drop
2 3 4
Replies
64
Views
2K
kwired
kwired
Sparky2791
2 Generators (not paralleled) , One Building
Replies
4
Views
143
Sparky2791
Sparky2791
A
MCB Size
2
Replies
21
Views
769
kwired
kwired
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