Electrical Calculations / Engineering

C
N+1 UPS
Replies
4
Views
226
Jraef
Jraef
K
How can I use PWM to control a Solenoid Valve through a PLC?
Replies
3
Views
181
petersonra
P
F
Medium Voltage System Ground Protection
Replies
2
Views
248
paulengr
P
G
Time Current Curves for Obsolete Fuses (Part#2)
Replies
3
Views
288
gershon
G
mshields
Rule of thumb for watts/sf for refrigeration and Freezer facilities
Replies
1
Views
206
electrofelon
electrofelon
H
Substation
Replies
9
Views
433
Hv&Lv
H
O
Please help new business owner with this calc
Replies
18
Views
1K
ramsy
R
M
Transformer feeder controlled by contactor
Replies
3
Views
218
Jraef
Jraef
M
Existing Dwelling Load Calculation
Replies
9
Views
288
manpower
M
B
Xformer Conductor length.
Replies
2
Views
206
Bob49
B
B
Calculating loads on 208Y120 panel with mixed 1ph & 3ph loads
Replies
3
Views
2K
kayjay
K
E
ROOF TOP UNIT SCCR
2 3
Replies
43
Views
2K
jim dungar
J
A
IEEE 835 Cable Voltages
Replies
12
Views
549
Ahmed Abdelfattah
A
F
Sizing wire to 400 amp service
2
Replies
28
Views
2K
frofro19
F
M
Power factor for scoreboard required?
Replies
13
Views
458
kwired
kwired
O
  • Locked
Do I need an engineer for this calculation?
Replies
7
Views
407
charlie b
charlie b
M
Power Dist Panel Board Mounted inside of UL508A panel
Replies
14
Views
479
Jraef
Jraef
mshields
3 Pole ATS's on 480V older 480V systems
Replies
4
Views
329
mshields
mshields
S
Sizing and protecting taps with power distribution blocks
Replies
12
Views
664
Macbeth
M
H
Receptacles
Replies
6
Views
229
Beaches EE
B
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